Tornadoes:

Tornado - SW of Yuma Washington/Yuma Counties Date 08/08/2023 Time (Local) 4:57pm - 5:25pm EF Rating EF-3 Est. Peak Winds 150mph Path Length 9.2 miles Max Width 212 yards Injuries/Deaths 0/0 Summary: The tornado began in far western Washington County near the town of Hyde and moved east-southeast into Northeast Yuma County. In Yuma County, the tornado remained southwest of the city of Yuma where it looped around three times along the path causing damage to irrigation pivots, trees, and numerous power poles. There was also significant damage to a residential property, three grain bins, and a machine shed towards the end of the path. Track Map Downloadable KMZ File

Tornado - Yuma Multivortex Tornado Yuma County Date 08/08/2023 Time (Local) 5:30pm-5:46pm EF Rating EF-U Est. Peak Winds Unknown Path Length 5.3 miles Max Width 200 yards Injuries/Deaths 0/0 Summary: A multivortex tornado was observed moving between County Roads 34 and 29 across open land. No damage was reported. Track Map Downloadable KMZ File

Tornado - CR 23 to 21 Tornado Yuma County Date 08/08/2023 Time (Local) 6:04pm-6:08pm EF Rating EF-0 Est. Peak Winds 65 mph Path Length 1.7 miles Max Width 193 yards Injuries/Deaths 0/0 Summary: Storm chasers observed a tornado damaging a corn field. Track Map Downloadable KMZ File

Tornado - East of Abarr Tornado Yuma County Date 08/08/2023 Time (Local) 6:19pm-6:22pm EF Rating EF-U Est. Peak Winds Unknown Path Length 1 mile Max Width 150 yards Injuries/Deaths 0/0 Summary: Multiple storm chasers reported a brief rope tornado over an open field. Track Map Downloadable KMZ File

Tornado - County Road J Tornado Yuma County Date 08/08/2023 Time (Local) 6:23pm-6:32pm EF Rating 1 mile Est. Peak Winds Unknown Path Length 1 mile Max Width 75 yards Injuries/Deaths 0/0 Summary: A tornado remained in open fields, short of crossing County Road J. Track Map Downloadable KMZ File

Tornado - County Road 8 Tornado Yuma County Date 08/08/2023 Time (Local) 7:00pm-7:14pm EF Rating EF-U Est. Peak Winds Unknown Path Length 1 mile Max Width 150 yards Injuries/Deaths 0/0 Summary: The tornado faded and reappeared more than once during its lifetime. The tornado ended before crossing CR S, remaining over an open field. Track Map Downloadable KMZ File

Tornado - Southern Yuma Wildlife Area Tornado Yuma/Kit Carson Counties Date 08/08/2023 Time (Local) 7:25pm-7:47pm EF Rating EF-2 Est. Peak Winds 120 mph Path Length 5.8 miles Max Width 150 yards Injuries/Deaths 0/0 Summary: Based on damage to power poles the tornado tracked south than east along CR 2. The tornado damaged half an irrigation pivot and snapped nine power poles along CR 2. Then it shifted south again before reaching the CR2/ CR Y intersection. Based on radar data the tornado continued south-southeast into Kit Carson County, ending northwest of the CR MM/CR 44 intersection. Track Map Downloadable KMZ File

Tornado - South of Kanorado Tornado Sherman County Date 08/08/2023 Time (Local) 9:17pm-9:24pm EF Rating EF-U Est. Peak Winds Unknown Path Length 1.3 miles Max Width 75 yards Injuries/Deaths 0/0 Summary: Some swirl marks in the plants and grass were found at an abandoned property. Track Map Downloadable KMZ File

The Enhanced Fujita (EF) Scale classifies tornadoes into the following categories:

EF0 Weak 65-85 mph	EF1 Moderate 86-110 mph	EF2 Significant 111-135 mph	EF3 Severe 136-165 mph	EF4 Extreme 166-200 mph	EF5 Catastrophic 200+ mph

Hail

While the supercell was producing tornadoes, the supercell was also producing large to giant hail with numerous reports of 2+ inch hail stones. The supercell also produced a new Colorado state record hail stone with a diameter of 5.25 inches.

Picture of record hailstone between Kirk and Idalia. (Photo By: Dan Fitts)	Record hail stone being measured (some melting had occurred). (Photo By: NWS Goodland)	A variety of hailstones just east of Yuma, Colorado. (Photo By: Lynda Harper)	Giant hail just southeast of Yuma. (Photo By: Lila Hahn)

Photos & Video

Pictures of the Yuma Tornado damage.

Overturned irrigation sprinklers. (NWS Survey)	Power poles being replaced. (NWS survey)	Damaged building. (NWS Survey)	Damage building. (NWS Survey)

Roof torn off building. (NWS Survey)	Damaged shed. (NWS Survey)	Outside of damaged shed. (NWS Survey)	Machine shed collapsed. (NWS Survey)

Radar

Header

Radar Loop   (Coming Soon)	Reflectivity and Velocity at start of Yuma Tornado	Reflectivity and Velocity at end of Yuma Tornado	Reflectivity and Velocity when the record hail stone fell.

Storm Reports

Preliminary Local Storm Report...Summary
National Weather Service Goodland KS
315 AM MDT Wed Aug 9 2023

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

1025 PM     Hail             12 NNE Aroya            39.02N 103.08W
08/08/2023  E2.50 inch       Cheyenne           CO   Broadcast Media  

            Baseball size hail broke numerous double 
            paned windows in a home in extreme northwest 
            Cheyenne County. A few miles away, quarter 
            to golf ball size hail accumulated to a 
            depth of 6 inches. 

0921 PM     Tornado          3 SSE Kanorado          39.29N 102.01W
08/08/2023                   Sherman            KS   Official NWS Obs 

            Tornado debris signature (TDS) observed via 
            KGLD 0.5 and 0.9 degree tilts at 0321 UTC. 
            Correlation Coefficient dropout to 0.60-0.75 
            coincident with velocity couplet and 
            reflectivity values ranging from 40-50 dBZ. 
            Signature was only present for 1 volume 
            scan. 

0921 PM     Tornado          3 SSE Kanorado          39.29N 102.01W
08/08/2023                   Sherman            KS   Storm Chaser     

            Possible tornado damage to an abandoned 
            structure along with downed powerlines east 
            of County Rd 3 on County Rd 61. Timing 
            estimated via radar. 

0920 PM     Hail             3 E Peconic             39.33N 102.10W
08/08/2023  M1.00 inch       Kit Carson         CO   Public           

            Hail observed on I-70 at MM 447. 

0920 PM     Hail             3 E Peconic             39.33N 102.10W
08/08/2023  M1.00 inch       Kit Carson         CO   Trained Spotter  

            Hail observed at MM 447 on I-70. 

0920 PM     Hail             3 E Peconic             39.33N 102.10W
08/08/2023  M1.00 inch       Kit Carson         CO   Public           

            Hail observed at MM 447 on I-70. 

0727 PM     Tornado          8 SSW Idalia            39.60N 102.37W
08/08/2023                   Yuma               CO   Public           

            Chaser reported ongoing stovepipe tornado. 
            Chaser was located 21 miles NW of 
            Burlington. Location of report based on 
            radar. 

0725 PM     Tornado          8 SW Idalia             39.61N 102.40W
08/08/2023                   Yuma               CO   Storm Chaser     

            Partially condensed cone tornado now rain 
            wrapped. Location estimated via radar. 
            Chaser was 11 miles SW of Idalia. 

0722 PM     Hail             8 ENE Kirk              39.66N 102.45W
08/08/2023  M5.00 inch       Yuma               CO   Storm Chaser     

            Corrects previous hail report from 8 WSW 
            Idalia. Hail measured at 5.25 inches fell on 
            Hwy 36. Time estimated. New LSR created with 
            exact location stone was picked up. 

0716 PM     Hail             Idalia                  39.70N 102.29W
08/08/2023  E1.50 inch       Yuma               CO   Public           

            Report from mPING: Ping Pong Ball (1.50 
            in.). 

0713 PM     Hail             Idalia                  39.70N 102.29W
08/08/2023  E1.25 inch       Yuma               CO   Public           

            Report from mPING: Half Dollar (1.25 in.). 

0711 PM     Tornado          7 NE Kirk               39.69N 102.51W
08/08/2023                   Yuma               CO   Storm Chaser     

            Delayed report via social media. Brief 
            condensed and uncondensed circulations 
            roughly 7 miles NE of Kirk from 7 to 7:15 PM 
            MDT. Image taken at County Rd 3 and R. 
            Location estimated for tornado. 

0710 PM     Tornado          8 W Idalia              39.68N 102.45W
08/08/2023                   Yuma               CO   Storm Chaser     

            Chaser sent video of ongoing tornado that 
            was dissipated as of 7:13 PM. Video observed 
            from Roads T and 8. Time and location 
            estimated via radar. 

0709 PM     Hail             Idalia                  39.70N 102.29W
08/08/2023  E1.00 inch       Yuma               CO   Public           

            Report from mPING: Quarter (1.00 in.). 

0707 PM     Hail             Idalia                  39.70N 102.29W
08/08/2023  E0.75 inch       Yuma               CO   Public           

            Report from mPING: Dime (0.75 in.). 

0630 PM     Tornado          5 SE Abarr              39.80N 102.65W
08/08/2023                   Yuma               CO   Public           

            Ongoing tornado reported. Location roughly 
            10 miles NW of Kirk. Location estimated via 
            radar and report. 

0630 PM     Hail             6 WSW Heartstrong       39.93N 102.68W
08/08/2023  E4.00 inch       Yuma               CO   Storm Chaser     

            Storm chaser reported 3.5 inch to 4 inch 
            hail near the intersection of Highway 59 and 
            County Road 25 at approximately 6:30 pm MDT. 

0625 PM     Tornado          3 E Abarr               39.85N 102.66W
08/08/2023                   Yuma               CO   Storm Chaser     

            Storm chasers were 7 miles north of Joes 
            looking to the northwest. They commented 
            they saw rope tornado for about a minute and 
            a half, emerging out of rain shaft. Position 
            estimated by radar. 

0620 PM     Hail             6 N Abarr               39.94N 102.71W
08/08/2023  E2.50 inch       Yuma               CO   Public           

            Report from mPING: Tennis Ball (2.50 in.). 

0619 PM     Tstm Wnd Gst     1 ESE Abarr             39.85N 102.70W
08/08/2023  E60 MPH          Yuma               CO   Trained Spotter  

             

0619 PM     Tornado          5 SW Heartstrong        39.89N 102.63W
08/08/2023                   Yuma               CO   Storm Chaser     

            Tornado just touched down via Chaser live 
            feed. Location estimated via radar. 

0617 PM     Hail             7 N Abarr               39.95N 102.71W
08/08/2023  E1.50 inch       Yuma               CO   Public           

            Report from mPING: Ping Pong Ball (1.50 
            in.). 

0606 PM     Tornado          2 NNE Abarr             39.87N 102.71W
08/08/2023                   Yuma               CO   Storm Chaser     

            Brief tornado lasted about 2 minutes 
            (6:08PM) roughly 2-3 miles NW of County Rds 
            L and and 18 intersection. 

0559 PM     Hail             7 S Yuma                40.03N 102.72W
08/08/2023  E1.25 inch       Yuma               CO   Public           

            Report from mPING: Half Dollar (1.25 in.). 

0545 PM     Hail             6 SSW Yuma              40.05N 102.77W
08/08/2023  E1.75 inch       Yuma               CO   Trained Spotter  

            Up to golf ball hail observed. Power was out 
            at the residence. 

0534 PM     Hail             6 NNW Heartstrong       40.04N 102.61W
08/08/2023  E3.00 inch       Yuma               CO   Public           

            Delayed report via social media with photo 
            of hailstones. Time estimated. 

0530 PM     Tornado          7 NNW Heartstrong       40.05N 102.62W
08/08/2023                   Yuma               CO   Storm Chaser     

            Delayed report via social media. 
            Multi-vortex tornado reported roughly 7-8 
            miles southeast of Yuma. Location 
            approximate based on radar. Tornado has 
            lifted prior to 5:51 PM MDT. 

0518 PM     Hail             4 ESE Yuma              40.10N 102.66W
08/08/2023  E1.75 inch       Yuma               CO   Public           

            Hail was ongoing at the location. 

0516 PM     Hail             4 SE Yuma               40.08N 102.66W
08/08/2023  E1.00 inch       Yuma               CO   Public           

            Report from mPING: Quarter (1.00 in.). 

0515 PM     Hail             7 N Abarr               39.95N 102.72W
08/08/2023  E2.75 inch       Yuma               CO   Public           

            Corrects previous hail report from 7 N 
            Abarr. Delayed report via social media with 
            picture. Time estimated. 

0513 PM     Tornado          5 S Yuma                40.05N 102.72W
08/08/2023                   Yuma               CO   Storm Chaser     

            5 power poles snapped along Hwy 59. Time 
            estimated. 

0508 PM     Hail             3 W Yuma                40.12N 102.78W
08/08/2023  E4.00 inch       Yuma               CO   Storm Chaser     

             

0502 PM     Tornado          2 SW Yuma               40.10N 102.76W
08/08/2023                   Yuma               CO   Fire Dept/Rescue 

            Tornado on the ground estimated 3 miles west 
            of the airport. Location estimated. 

0500 PM     Hail             4 NE Yuma               40.16N 102.67W
08/08/2023  E1.75 inch       Yuma               CO   Public           

            Delayed report via social media.