National Weather Service United States Department of Commerce

Overview

Numerous severe thunderstorms produced tornadoes, large hail, damaging winds, and some flooding through much of the area on the afternoon and evening of May 12, 2023.

In total, 19 tornadoes have been confirmed in the NWS Omaha coverage area, along with wind damage from estimated 70 to 80 mph winds in Pilger and near Leigh. In addition, grapefruit-sized hail (4.5" diameter) was reported in Table Rock.

Tornado Count
EFU - 4     EF0 - 4     EF1 - 8     EF2 - 3

Total Combined Path Length of All Tornadoes
65.9 miles

Total Combined Duration of All Tornadoes
150 minutes

Max Estimated Tornado Width
1 mile

Max Individual Tornado Path Length
11.3 miles

Max Individual Tornado Duration
33 minutes

Max Recorded Wind Speed
112 mph

Max Estimated Tornadic Wind Speed
125 mph

Maximum Hail Size
4.5"

Image
Radar Loop. Click to enlarge.

Radar

Header

Radar Image Radar Image Radar Image Radar Image
Radar image 5/12/2023 524 pm. Reflective top left, storm relative velocity top right, differential reflectivity bottom left, correlation coefficient bottom right.  Radar image 5/12/2023 537 pm.
Reflective top left, storm relative velocity top right, differential reflectivity bottom left, correlation coefficient bottom right.
Radar image 5/12/2023 557 pm.
Reflective top left, storm relative velocity top right, differential reflectivity bottom left, correlation coefficient bottom right.
Radar image 5/12/2023 605 pm.
Reflective top left, storm relative velocity top right, differential reflectivity bottom left, correlation coefficient bottom right.

Storm Reports

Storm Reports
Storm Reports
..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0311 PM     HAIL             DENTON                  40.75N 96.84W
05/12/2023  U0.75 INCH       LANCASTER          NE   PUBLIC

            REPORT FROM MPING: DIME (0.75 IN.).

0314 PM     HAIL             2 ESE PLEASANT DALE     40.78N 96.89W
05/12/2023  M1.00 INCH       LANCASTER          NE   EMERGENCY MNGR



0323 PM     HAIL             2 NNE PLEASANT DALE     40.82N 96.91W
05/12/2023  M1.25 INCH       SEWARD             NE   STORM CHASER



0331 PM     HAIL             5 NE GARLAND            41.00N 96.91W
05/12/2023  M0.70 INCH       LANCASTER          NE   TRAINED SPOTTER



0343 PM     TORNADO          5 S LINDSAY             41.63N 97.70W
05/12/2023                   PLATTE             NE   STORM CHASER



0358 PM     TSTM WND GST     8 S LINDSAY             41.59N 97.69W
05/12/2023  M63 MPH          PLATTE             NE   MESONET

            PERSONAL WEATHER STATION RECORDED A PEAK
            WIND GUST OF 63 MPH.

0413 PM     TORNADO          1 E LINDSAY             41.70N 97.68W
05/12/2023                   PLATTE             NE   NWS EMPLOYEE



0419 PM     TORNADO          7 ENE PETERSBURG        41.89N 97.96W
05/12/2023                   BOONE              NE   STORM CHASER

            DAMAGE PATH ACROSS HIGHWAY 32.

0421 PM     TORNADO          9 NW NEWMAN GROVE       41.86N 97.88W
05/12/2023                   BOONE              NE   STORM CHASER

            TORNADO DAMAGE, SMALL FARM BUILDINGS
            DAMAGED, DEBRIS ON ROADWAY.

0422 PM     HAIL             3 NNE PLATTE CENTER     41.58N 97.46W
05/12/2023  E1.75 INCH       PLATTE             NE   COCORAHS

            DELAYED REPORT.

0427 PM     HAIL             COLUMBUS                41.44N 97.35W
05/12/2023  E1.00 INCH       PLATTE             NE   TRAINED SPOTTER



0432 PM     TORNADO          2 E TABLE ROCK          40.18N 96.04W
05/12/2023                   PAWNEE             NE   PUBLIC

            PUBLIC REPORT OF A TORNADO TOUCHDOWN.

0435 PM     TORNADO          1 NE PAWNEE CITY        40.12N 96.14W
05/12/2023                   PAWNEE             NE   TRAINED SPOTTER



0441 PM     TORNADO          1 E TABLE ROCK          40.18N 96.07W
05/12/2023                   PAWNEE             NE   STORM CHASER

            ROPE TORNADO.

0441 PM     HAIL             1 ENE HUMPHREY          41.69N 97.46W
05/12/2023  E0.75 INCH       PLATTE             NE   PUBLIC

            REPORT FROM MPING: DIME (0.75 IN.).

0442 PM     HAIL             PLATTE CENTER           41.54N 97.49W
05/12/2023  E1.75 INCH       PLATTE             NE   PUBLIC



0445 PM     TSTM WND GST     2 E TARNOV              41.61N 97.47W
05/12/2023  M59 MPH          PLATTE             NE   PUBLIC

            PERSONAL WEATHER STATION RECORDED A PEAK
            WIND GUST OF 59 MPH.

0448 PM     TSTM WND DMG     PAWNEE CITY             40.11N 96.16W
05/12/2023                   PAWNEE             NE   STORM CHASER

            4 INCH TREE LIMBS BLOWN DOWN.

0452 PM     TORNADO          2 S TABLE ROCK          40.15N 96.09W
05/12/2023                   PAWNEE             NE   LAW ENFORCEMENT



0453 PM     HAIL             6 SSW LEIGH             41.63N 97.30W
05/12/2023  M1.75 INCH       PLATTE             NE   TRAINED SPOTTER

            DELAYED REPORT.

0453 PM     HAIL             TABLE ROCK              40.18N 96.09W
05/12/2023  M4.50 INCH       PAWNEE             NE   PUBLIC

            MULTIPLE PHOTOS ON SOCIAL MEDIA.

0454 PM     HAIL             1 SW TABLE ROCK         40.17N 96.11W
05/12/2023  U1.25 INCH       PAWNEE             NE   PUBLIC

            REPORT FROM MPING: HALF DOLLAR (1.25 IN.).

0458 PM     FLOOD            7 NE NEWMAN GROVE       41.84N 97.72W
05/12/2023                   MADISON            NE   PUBLIC

            REPORT FROM MPING: RIVER/CREEK OVERFLOWING;
            CROPLAND/YARD/BASEMENT FLOODING.

0458 PM     FLOOD            7 NE NEWMAN GROVE       41.84N 97.72W
05/12/2023                   MADISON            NE   PUBLIC

            REPORT FROM MPING: RIVER/CREEK OVERFLOWING;
            CROPLAND/YARD/BASEMENT FLOODING.

0459 PM     TSTM WND DMG     1 WNW MEADOW GROVE      42.03N 97.75W
05/12/2023                   MADISON            NE   PUBLIC

            REPORT FROM MPING: 3-INCH TREE LIMBS BROKEN;
            POWER POLES BROKEN.

0500 PM     FLASH FLOOD      2 NE HUMPHREY           41.70N 97.46W
05/12/2023                   PLATTE             NE   PUBLIC

            REPORT FROM MPING: STREET/ROAD FLOODING;
            STREET/ROAD CLOSED; VEHICLES STRANDED.

0500 PM     FLASH FLOOD      2 NE HUMPHREY           41.70N 97.46W
05/12/2023                   PLATTE             NE   PUBLIC

            REPORT FROM MPING: STREET/ROAD FLOODING;
            STREET/ROAD CLOSED; VEHICLES STRANDED.

0502 PM     TSTM WND DMG     1 E MEADOW GROVE        42.03N 97.71W
05/12/2023                   MADISON            NE   PUBLIC

            REPORT FROM MPING: TREES UPROOTED OR
            SNAPPED; ROOF BLOWN OFF.

0502 PM     TSTM WND DMG     1 E MEADOW GROVE        42.03N 97.71W
05/12/2023                   MADISON            NE   PUBLIC

            REPORT FROM MPING: TREES UPROOTED OR
            SNAPPED; ROOF BLOWN OFF.

0503 PM     TSTM WND DMG     9 SSW STANTON           41.83N 97.27W
05/12/2023                   STANTON            NE   PUBLIC           

            EAST SIDE OF A BARN MISSING. POSSIBLE 
            TORNADO. DELAYED REPORT. TIME ESTIMATED FROM 
            RADAR. 


0504 PM     FLOOD            2 NE HUMPHREY           41.70N 97.45W
05/12/2023                   PLATTE             NE   PUBLIC

            REPORT FROM MPING: RIVER/CREEK OVERFLOWING;
            CROPLAND/YARD/BASEMENT FLOODING.

0504 PM     FLOOD            2 NE HUMPHREY           41.70N 97.45W
05/12/2023                   PLATTE             NE   PUBLIC

            REPORT FROM MPING: RIVER/CREEK OVERFLOWING;
            CROPLAND/YARD/BASEMENT FLOODING.

0509 PM     HAIL             3 E TABLE ROCK          40.18N 96.04W
05/12/2023  M2.75 INCH       PAWNEE             NE   STORM CHASER



0510 PM     TORNADO          1 ENE LEIGH             41.71N 97.21W
05/12/2023                   COLFAX             NE   STORM CHASER



0512 PM     HAIL             4 WNW HUMBOLDT          40.19N 96.01W
05/12/2023  E3.25 INCH       PAWNEE             NE   PUBLIC

            REPORT FROM MPING: BASEBALL+ (3.25 IN.).

0518 PM     HAIL             7 E ELK CREEK           40.30N 96.00W
05/12/2023  E2.75 INCH       NEMAHA             NE   EMERGENCY MNGR



0520 PM     TORNADO          1 ESE NORTH BEND        41.46N 96.76W
05/12/2023                   DODGE              NE   STORM CHASER


0520 PM     HAIL             3 N HUMBOLDT            40.20N 95.95W
05/12/2023  E4.00 INCH       RICHARDSON         NE   PUBLIC           

            PICTURE FROM TWITTER. DELAYED REPORT. 


0523 PM     TORNADO          4 ENE NORTH BEND        41.50N 96.72W
05/12/2023                   DODGE              NE   EMERGENCY MNGR



0523 PM     TORNADO          4 NW AMES               41.50N 96.67W
05/12/2023                   DODGE              NE   EMERGENCY MNGR

            HOME DAMAGED FROM TORNADO.

0523 PM     TORNADO          4 NW AMES               41.50N 96.68W
05/12/2023                   DODGE              NE   EMERGENCY MNGR

            FARMSTEAD DAMAGED. POWER LINES ALSO DOWN IN
            THE AREA.

0524 PM     TORNADO          5 NW AMES               41.51N 96.69W
05/12/2023                   DODGE              NE   EMERGENCY MNGR



0536 PM     HAIL             2 SW MORSE BLUFF        41.41N 96.78W
05/12/2023  E2.00 INCH       SAUNDERS           NE   TRAINED SPOTTER

            DELAYED REPORT.

0537 PM     HAIL             3 W NORTH BEND          41.46N 96.84W
05/12/2023  U1.25 INCH       DODGE              NE   PUBLIC

            REPORT FROM MPING: HALF DOLLAR (1.25 IN.).

0538 PM     TORNADO          5 SW HOOPER             41.57N 96.63W
05/12/2023                   DODGE              NE   NWS EMPLOYEE

            TORNADO DEBRIS SIGNATURE STILL ON RADAR.

0544 PM     HAIL             2 ESE NORTH BEND        41.46N 96.75W
05/12/2023  U1.25 INCH       DODGE              NE   PUBLIC

            REPORT FROM MPING: HALF DOLLAR (1.25 IN.).

0545 PM     TORNADO          4 WSW HOOPER            41.60N 96.62W
05/12/2023                   DODGE              NE   EMERGENCY MNGR



0545 PM     HAIL             3 NE MORSE BLUFF        41.46N 96.73W
05/12/2023  U1.50 INCH       DODGE              NE   PUBLIC

            REPORT FROM MPING: PING PONG BALL (1.50
            IN.).

0546 PM     TSTM WND DMG     5 N STANTON             42.02N 97.23W
05/12/2023                   STANTON            NE   PUBLIC

            REPORT FROM MPING: TREES UPROOTED OR
            SNAPPED; ROOF BLOWN OFF.

0547 PM     FLASH FLOOD      NORTH BEND              41.46N 96.78W
05/12/2023                   DODGE              NE   PUBLIC

            REPORT FROM MPING: STREET/ROAD FLOODING;
            STREET/ROAD CLOSED; VEHICLES STRANDED.

0547 PM     FLASH FLOOD      NORTH BEND              41.46N 96.78W
05/12/2023                   DODGE              NE   PUBLIC

            REPORT FROM MPING: STREET/ROAD FLOODING;
            STREET/ROAD CLOSED; VEHICLES STRANDED.

0548 PM     TORNADO          3 W HOOPER              41.62N 96.60W
05/12/2023                   DODGE              NE   PUBLIC

            CORRECTS TIME OF PREVIOUS TORNADO REPORT
            FROM 3 W HOOPER. SUBSTANTIAL DAMAGE TO
            OUTBUILDINGS ON A FARM. DELAYED REPORT.

0550 PM     TORNADO          2 WNW HOOPER            41.62N 96.59W
05/12/2023                   DODGE              NE   PUBLIC



0550 PM     HAIL             3 SE COOK               40.48N 96.13W
05/12/2023  U0.75 INCH       JOHNSON            NE   PUBLIC

            REPORT FROM MPING: DIME (0.75 IN.).

0555 PM     TSTM WND DMG     PILGER                  42.01N 97.06W
05/12/2023                   STANTON            NE   EMERGENCY MNGR

            UNOCCUPIED CAMPERS BLOWN OVER. MANY FARM
            STRUCTURES DAMAGED AND LARGE TREES SNAPPED
            AND BROKEN. POWERLINES AND LARGE TREES
            BLOCKING THE ROAD EAST OF STANTON.

0557 PM     TORNADO          4 NNW HOOPER            41.67N 96.58W
05/12/2023                   DODGE              NE   NWS EMPLOYEE

            MULTIPLE VORTEX TORNADO WITH RAIN WRAPPING
            CURTAINS.

0557 PM     TORNADO          4 E SCRIBNER            41.67N 96.60W
05/12/2023                   DODGE              NE   STORM CHASER

            MULTIPLE FARMSTEADS DAMAGED, LARGE POWER
            LINES DOWN, TREES SHREDDED. PATH
            APPROXIMATELY A HALF MILE WIDE.

0558 PM     TSTM WND GST     PILGER                  42.01N 97.06W
05/12/2023  M62 MPH          STANTON            NE   PUBLIC

            PERSONAL WEATHER STATION RECORDED A PEAK
            WIND GUST OF 62 MPH.

0601 PM     TSTM WND DMG     MORSE BLUFF             41.43N 96.77W
05/12/2023                   SAUNDERS           NE   PUBLIC

            REPORT FROM MPING: 1-INCH TREE LIMBS BROKEN;
            SHINGLES BLOWN OFF.

0601 PM     TSTM WND DMG     MORSE BLUFF             41.43N 96.77W
05/12/2023                   SAUNDERS           NE   PUBLIC

            REPORT FROM MPING: 1-INCH TREE LIMBS BROKEN;
            SHINGLES BLOWN OFF.

0603 PM     TSTM WND DMG     3 WSW UEHLING           41.72N 96.56W
05/12/2023                   DODGE              NE   PUBLIC

            REPORT FROM MPING: HOMES/BUILDINGS
            COMPLETELY DESTROYED.

0605 PM     TORNADO          3 W UEHLING             41.73N 96.56W
05/12/2023                   DODGE              NE   NWS EMPLOYEE

            TORNADIC DEBRIS SIGNATURE CONTINUES.

0607 PM     TSTM WND DMG     PILGER                  42.01N 97.06W
05/12/2023                   STANTON            NE   EMERGENCY MNGR

            POWER LINES DOWN, LOTS OF TREE DAMAGE.

0607 PM     HAIL             3 E AUBURN              40.39N 95.79W
05/12/2023  E1.75 INCH       NEMAHA             NE   STORM CHASER



0610 PM     TORNADO          2 W UEHLING             41.74N 96.54W
05/12/2023                   DODGE              NE   STORM CHASER

            COMMERCIAL CATTLE FEED LOT HEAVILY DAMAGED,
            SEVERAL HUNDRED CATTLE LOOSE.

0611 PM     TSTM WND DMG     4 N STANTON             42.01N 97.22W
05/12/2023                   STANTON            NE   EMERGENCY MNGR

            DAMAGE TO 3 CAR GARAGE, ROOF IN TREES.
            DIESEL TANK TIPPED OVER.

0612 PM     HAIL             1 W AMES                41.45N 96.65W
05/12/2023  U1.00 INCH       DODGE              NE   PUBLIC

            REPORT FROM MPING: QUARTER (1.00 IN.).

0613 PM     FLOOD            AMES                    41.45N 96.64W
05/12/2023                   DODGE              NE   PUBLIC

            REPORT FROM MPING: RIVER/CREEK OVERFLOWING;
            CROPLAND/YARD/BASEMENT FLOODING.

0613 PM     TSTM WND GST     2 SE OAKLAND            41.81N 96.44W
05/12/2023  M73 MPH          BURT               NE   PUBLIC

            PERSONAL WEATHER STATION RECORDED A PEAK
            WIND GUST OF 73 MPH.

0613 PM     FLOOD            AMES                    41.45N 96.64W
05/12/2023                   DODGE              NE   PUBLIC

            REPORT FROM MPING: RIVER/CREEK OVERFLOWING;
            CROPLAND/YARD/BASEMENT FLOODING.

0617 PM     TORNADO          2 NW UEHLING            41.76N 96.53W
05/12/2023                   BURT               NE   STORM CHASER

            VERY LARGE VIOLENT TORNADO.

0619 PM     TORNADO          2 NNW UEHLING           41.77N 96.52W
05/12/2023                   BURT               NE   STORM CHASER

            LARGE, VIOLENT TORNADO.

0620 PM     TORNADO          3 ESE CARROLL           42.25N 97.13W
05/12/2023                   WAYNE              NE   EMERGENCY MNGR



0623 PM     TORNADO          3 WSW OAKLAND           41.81N 96.51W
05/12/2023                   BURT               NE   TRAINED SPOTTER

            TWO FARM OUTBUILDINGS DESTROYED. DELAYED
            REPORT.

0623 PM     TORNADO          3 SW OAKLAND            41.80N 96.50W
05/12/2023                   BURT               NE   STORM CHASER

            ANTICYLONIC TORNADO ORBITING THE MAIN
            TORNADO CONE.

0628 PM     TORNADO          3 W OAKLAND             41.83N 96.52W
05/12/2023                   BURT               NE   PUBLIC

            SUBSTANTIAL FARMSTEAD DAMAGE.

0630 PM     TORNADO          3 WNW OAKLAND           41.84N 96.52W
05/12/2023                   BURT               NE   PUBLIC

            SUBSTANTIAL DAMAGE TO A FARMSTEAD.

0632 PM     HAIL             AUBURN                  40.39N 95.84W
05/12/2023  E1.00 INCH       NEMAHA             NE   PUBLIC



0635 PM     TSTM WND DMG     WEST POINT              41.84N 96.71W
05/12/2023                   CUMING             NE   EMERGENCY MNGR

            POWER LINES BLOWN DOWN.

0636 PM     TORNADO          4 SW LYONS              41.90N 96.53W
05/12/2023                   BURT               NE   NWS EMPLOYEE

            TORNADIC DEBRIS SIGNATURE STILL INDICATING A
            LARGE TORNADO.

0636 PM     TORNADO          4 SW LYONS              41.90N 96.54W
05/12/2023                   BURT               NE   EMERGENCY MNGR

            *** 2 INJ ***
            LARGE WEDGE TORNADO REPORTED IN WESTERN
            PORTIONS OF THE COUNTY. DELAYED REPORT OF 2
            KNOWN INJURIES BETWEEN LYONS AND OAKLAND.
            WIDESPREAD DAMAGE WITH NUMEROUS HOUSES HIT.
            ONE HOME APPEARS TO HAVE SHIFTED OFF THE
            FOUNDATION.

0644 PM     TSTM WND DMG     1 W HAMBURG             40.60N 95.68W
05/12/2023                   FREMONT            IA   PUBLIC

            REPORT FROM MPING: 1-INCH TREE LIMBS BROKEN;
            SHINGLES BLOWN OFF.

0644 PM     TSTM WND DMG     1 W HAMBURG             40.60N 95.68W
05/12/2023                   FREMONT            IA   PUBLIC

            REPORT FROM MPING: 1-INCH TREE LIMBS BROKEN;
            SHINGLES BLOWN OFF.

0650 PM     TSTM WND DMG     1 S UEHLING             41.72N 96.50W
05/12/2023                   DODGE              NE   PUBLIC

            REPORT FROM MPING: 3-INCH TREE LIMBS BROKEN;
            POWER POLES BROKEN. DELAYED REPORT.

0652 PM     HAIL             PERU                    40.48N 95.73W
05/12/2023  E0.88 INCH       NEMAHA             NE   EMERGENCY MNGR



0657 PM     TORNADO          2 SE UEHLING            41.71N 96.48W
05/12/2023                   DODGE              NE   PUBLIC

            DAMAGE TO A FARMSTEAD. POSSIBLE TORNADO.

0707 PM     FLASH FLOOD      AUBURN                  40.39N 95.84W
05/12/2023                   NEMAHA             NE   PUBLIC

            CENTRAL AVENUE FLOODED CURB DEEP. FROM
            SOCIAL MEDIA.

0722 PM     HAIL             2 S WINSLOW             41.58N 96.50W
05/12/2023  E1.00 INCH       DODGE              NE   STORM CHASER



0724 PM     TORNADO          4 WSW PRESTON           40.01N 95.58W
05/12/2023                   RICHARDSON         NE   STORM CHASER

            CORRECTS PREVIOUS FUNNEL CLOUD REPORT FROM 4
            WSW PRESTON. OBSERVED ROPE TORNADO APPROX 5
            MI SOUTH FALLS CITY. LASTED 3-5 MINUTES.

0724 PM     FUNNEL CLOUD     4 WSW PRESTON           40.01N 95.58W
05/12/2023                   RICHARDSON         NE   STORM CHASER

            ROPE LIKE FUNNEL LASTED 3-5 MINUTRES.

0724 PM     FUNNEL CLOUD     4 WSW PRESTON           40.01N 95.58W
05/12/2023                   RICHARDSON         NE   STORM CHASER

            ROPE LIKE FUNNEL LASTED 3-5 MINUTRES.

0735 PM     HAIL             4 W DECATUR             42.00N 96.33W
05/12/2023  U1.00 INCH       BURT               NE   PUBLIC

            REPORT FROM MPING: QUARTER (1.00 IN.).

0743 PM     TORNADO          4 E TEKAMAH             41.78N 96.15W
05/12/2023                   BURT               NE   STORM CHASER

            BRIEF SPIN-UP, LASTED 15 SECONDS.

0807 PM     HAIL             6 S DECATUR             41.92N 96.23W
05/12/2023  U0.75 INCH       BURT               NE   PUBLIC

            REPORT FROM MPING: DIME (0.75 IN.).

0825 PM     FLASH FLOOD      1 W ONAWA               42.03N 96.10W
05/12/2023                   MONONA             IA   PUBLIC

            REPORT FROM MPING: STREET/ROAD FLOODING;
            STREET/ROAD CLOSED; VEHICLES STRANDED.

0825 PM     FLASH FLOOD      1 W ONAWA               42.03N 96.10W
05/12/2023                   MONONA             IA   PUBLIC

            REPORT FROM MPING: STREET/ROAD FLOODING;
            STREET/ROAD CLOSED; VEHICLES STRANDED.

0831 PM     FLOOD            2 S BLAIR               41.52N 96.14W
05/12/2023                   WASHINGTON         NE   PUBLIC

            REPORT FROM MPING: RIVER/CREEK OVERFLOWING;
            CROPLAND/YARD/BASEMENT FLOODING.

0831 PM     FLOOD            2 S BLAIR               41.52N 96.14W
05/12/2023                   WASHINGTON         NE   PUBLIC

            REPORT FROM MPING: RIVER/CREEK OVERFLOWING;
            CROPLAND/YARD/BASEMENT FLOODING.

1100 PM     HEAVY RAIN       3 WNW MAGNOLIA          41.71N 95.93W
05/12/2023  M4.40 INCH       HARRISON           IA   PUBLIC

Rain Reports

Rainfall Map


Environment

Synoptic summary.

500mb pattern 850 mb pattern Upper air sounding
Figure 1: 500 mb pattern 5/12/2023 12z. Figure 2: 850 mb pattern  5/12/2023 12z. Figure 3: KOAX upper air sounding
5/12/2023 19z.


Near-storm environment summary.

Mean Sea Level Pressure Surface based Cape Effective Shear
Figure 4: Mean sea level pressure 5/12/2023 23z. Figure 5: Surface based CAPE 5/12/2023 23z. Figure 6: Effective shear 5/12/2023 23z.


Additional environmental data.

Significant Tornado Parameter Violent Tornado Parameter Energy Helicity Index
Figure 7: Significant tornado parameter
 5/12/2023 23z.
Figure 8: Violent tornado parameter
5/12/2023 23z.
Figure 9: 0-1km EHI 5/12/2023 23z.

Additional Information

The Forecast

SPC Day 3 Categorical Outlook SPC Day 3 Probabilistic Outlook
SPC Day 3 Categorical Outlook SPC Day 3 Probabilistic Outlook
SPC Day 2 Categorical Outlook SPC Day 2 Tornado Outlook SPC Day 2 Hail Outlook SPC Day 2 Wind Outlook
SPC Day 2 Categorical Outlook SPC Day 2 Tornado Outlook SPC Day 2 Hail Outlook SPC Day 2 Wind Outlook
SPC Day 1 Categorical Outlook SPC Day 1 Tornado Outlook SPC Day 1 Hail Outlook SPC Day 1 Wind Outlook
SPC Day 1 Categorical Outlook SPC Day 1 Tornado Outlook SPC Day 1 Hail Outlook SPC Day 1 Wind Outlook


Summaries from other NWS Offices

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