Event Summary: February 17th, 2019

A slow moving winter storm system spread light to moderate snow across the region from late Saturday evening (2/16) into the evening hours of Sunday (2/17). Snowfall totals of 2 to 6 inches fell across much of the forecast area, with the higher amounts occurring further west in west central and central Iowa where 6-9 inches of snow fell. Snowfall totals between a half inch and 2 inches were reported over portions of northeast Missouri, southeast Iowa, and west central Illinois. Snow-covered and slick roads were common, with minor blowing and drifting snow is some open or rural areas.

Official NWS Obs:

Moline: 5.2"

Davenport: 5.1"

Dubuque: 6.5"

Regional 48-hr Snowfall

Snow
Photos
Radar
Storm Reports
Environment

Snow

Local 48-hr Snowfall Map

Local Snowfall Map Feb. 17	Regional Snowfall Map Feb. 17


Local Snowfall Map Feb. 18	Regional Snowfall Map Feb. 18

Sunday February 17, 2019. ....IOWA.... NWS Johnston* 5 NNW 6.5 Ames US 30 2 SSE 6.0 Marshalltown 1 NW 6.0 Perry 0 W 5.2 Boone 1 SSW 5.0 Vinton 5.0 Newton 1 NE 4.5 Sigourney 4.2 North English 4.0 Pella 4 N 4.0 Toledo 3 N 4.0 Strawberry Point 4.0 Waterloo ASOS 5 NW 3.8 Wellman 4.0 E 3.5 Monticello 1 E 3.5 Dubuque Arpt 7 SW 3.3 Hampton 1 N 3.1 Beaconsfield 1 NNE 3.0 Mount Auburn 2.2 NNW 3.0 Marion 1.7 NNW 3.0 Tripoli 0 N 3.0 Guttenberg Dam 10 3.0 Coggon 2.8 Fairfax 4.0 NW 2.8 Elkader 6SSW 2.8 Solon 0.3 ESE 2.8 Cresco 1 NE 2.7 Fayette 1 NW 2.5 Washington 2.0 Bellevue LD12 2.0 Dubuque LD11 2.0 Central City 6.7 W 2.0 Centerville 0 NE 2.0 Kalona 7.3 NNW 2.0 Maquoketa 4 W 2.0 Calamus 2.0 NE 2.0 Muscatine 2N 1.8 Davenport 3.8 NNW 1.8 Eldridge 0.7 SSW 1.5 Muscatine 2.1 N 1.5 Davenport 0.9 WNW 1.5 Charlotte 1.9 WNW 1.5 Keosauqua 1.5 Fairfield 1.5 Davenport Arpt 5 N 1.4 Bettendorf 2.2 SE 1.2 Park View 0.2 WSW 1.2 Davenport 0.9 SSW 1.2 Allerton 2 S 1.0 Donnellson 0.9 New London 1.5 SW 0.8 Salem 1S 0.5 Burlington 6.5 SSW 0.5 ....ILLINOIS.... Shannon 0.2 S 2.1 Davis 0.5 N 1.5 Freeport 1.5 Coal Valley 1.9 SE 1.5 Freeport 2.9 WSW 1.5 Quad City Arpt 3 S 1.4 Elizabeth 1.3 Freeport 2.0 NW 1.3 Aledo 1.0 Princeton 1.1 SE 1.0 La Harpe 1.0 Paw Paw 1 E 1.0 Steward 1.0 Princeton 1.0 Coleta 1.4 SSW 1.0 Tiskilwa 2.1 N 1.0 Galena 1.0 Macomb 1.0 Coal Valley 2.6 E 1.0 Geneseo 2.0 NW 1.0 Freeport 1.7 NW 1.0 Kewanee 1 E 0.9 Dallas City 3.0 SSE 0.9 Winslow 4.3 ESE 0.8 Mendota 2 SE 0.5 Roscoe 2SE 0.5 Colchester 3.5 NE 0.5 Ottawa 4 SW 0.3 Rockford ASOS 0.2 Mundelein 0.2 Romeoville 0.0 St Anne 0.0 ....MISSOURI.... Memphis 0.3 Columbia 0.0 ....WISCONSIN.... Steuben 4SE 3 NE 1.2 Viroqua 0.6 Delavan-1 W-WWTP 1 W 0.5 La Crosse WFO 0.5 Madison-ASOS 0.4 Beloit-College 0.1 Brodhead 1 SW 0.0 ....MINNESOTA.... Preston 1.0 Theilman 1SSW 0.8	Monday February 18, 2019. ....IOWA.... Solon 0.3 ESE 6.3 Bellevue LD12 6.0 Dubuque LD11 6.0 Elkader 6SSW 5.6 Fayette 1 NW 5.5 Cedar Rapids 2.7 NE 5.0 Rickardsville 0.2 W 5.0 Calamus 2.0 NE 4.5 Waterloo ASOS 5 NW 4.4 NWS Johnston* 5 NNW 4.1 Toledo 3 N 4.0 Guttenberg Dam 10 4.0 Park View 0.2 WSW 3.9 Bettendorf 2.2 SE 3.8 Davenport 0.9 SSW 3.8 Davenport Arpt 5 N 3.7 Fairfax 4.0 NW 3.7 North Liberty 0.7 SSW 3.6 Mount Auburn 2.2 NNW 3.5 Central City 6.7 W 3.5 Maquoketa 4 W 3.5 Monticello 1 E 3.5 Davenport 3.8 NNW 3.5 Ely 0.5 SE 3.4 Tripoli 0 N 3.3 Dubuque Arpt 7 SW 3.2 Coggon 3.2 Dubuque #3 7 SW 3.2 Cresco 1 NE 3.1 Muscatine 2N 3.0 Iowa City 3.0 Eldridge 0.7 SSW 2.9 Davenport 0.9 WNW 2.7 Sigourney 2.6 Muscatine 2.1 N 2.5 Vinton 2.5 Cascade 2.2 Stanley 2.2 Marshalltown 1 NW 2.0 Hampton 1 N 2.0 Anamosa 3 SSW 1.8 North English 1.5 Mason City 1 NNE 1.5 Wellman 4.0 E 1.5 Boone 1 SSW 1.4 Parnell 0.1 SSW 1.3 Washington 1.0 New London 1.5 SW 0.9 Salem 1S 0.8 Burlington 6.5 SSW 0.5 Pella 4 N 0.5 Keosauqua 0.5 Donnellson 0.3 Fairfield 0.3 Beaconsfield 1 NNE 0.0 ....ILLINOIS.... Freeport 2.9 WSW 5.0 Roscoe 2SE 4.6 Mundelein 4.5 Freeport 4.3 Elizabeth 4.1 Geneseo 2.0 NW 4.1 Galena 4.0 Coal Valley 1.9 SE 4.0 Freeport 1.7 NW 4.0 Quad City Arpt 3 S 3.8 Coleta 1.4 SSW 3.8 Rockford ASOS 3.6 Freeport 2.0 NW 3.5 Moline 0.7 NNE 3.4 Shannon 0.2 S 3.2 Rochelle 3.2 Coal Valley 2.6 E 2.5 Kewanee 1 E 2.4 Gladstone LD18 2.0 Mendota 2 SE 2.0 Paw Paw 1 E 1.8 Princeton 1.1 SE 1.7 Princeton 1.7 Romeoville 1.6 Steward 1.2 Aledo 1.0 Ottawa 4 SW 1.0 La Harpe 1.0 Dallas City 3.0 SSE 0.4 Colchester 3.5 NE 0.2 Bentley 0.0 Augusta 0.0 ....MISSOURI.... Memphis 0.0 Columbia 0.0 ....WISCONSIN.... Beloit-College 6.0 Madison-ASOS 5.3 Delavan-1 W-WWTP 1 W 4.2 Brodhead 1 SW 4.2 La Crosse WFO 4.1 Viroqua 3.8 Steuben 4SE 3 NE 3.0 Lancaster 4WSW 3.0 ....MINNESOTA.... Preston 2.5 Theilman 1SSW 0.0

Photos


I-80 near Durant, IA (IA DOT)	I-380 Cedar Rapids, IA (IA DOT)	I-380 near Brandon, IA (IA DOT)	IA-92 near Sigourney, IA (IA DOT)

Radar Loop 6 PM 2/16 - 3 AM 2/18 - Courtesy IEM

Storm Reports Map - Courtesy IEM

MAP BELOW AS OF 745 PM 2/17/2019

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
543 PM CST MON FEB 18 2019

...48-HOUR SNOWFALL REPORTS...

OBSERVATIONS ARE COLLECTED FROM A VARIETY OF SOURCES WITH VARYING
EQUIPMENT AND EXPOSURES. WE THANK ALL VOLUNTEER WEATHER OBSERVERS 
FOR THEIR DEDICATION. NOT ALL DATA LISTED ARE CONSIDERED OFFICIAL.

LOCATION                     AMOUNT    TIME/DATE       LAT/LON              
2 NE CEDAR RAPIDS            8.5 IN    0600 AM 02/18   42.00N/91.63W        
NORTH LIBERTY                8.1 IN    0800 AM 02/18   41.73N/91.62W        
DUBUQUE L/D 11               8.0 IN    0600 AM 02/18   42.54N/90.65W        
STANLEY                      7.7 IN    0700 AM 02/18   42.64N/91.81W        
VINTON                       7.5 IN    0700 AM 02/18   42.17N/92.00W        
CEDAR RAPIDS NO. 1           7.2 IN    0500 PM 02/18   42.03N/91.58W        
FULTON                       7.0 IN    0905 AM 02/18   42.15N/90.68W        
MONTICELLO                   7.0 IN    0718 AM 02/18   42.25N/91.17W        
SIGOURNEY                    6.8 IN    0800 AM 02/18   41.33N/92.20W        
DUBUQUE AIRPORT              6.5 IN    0600 AM 02/18   42.53N/90.71W
2 NNW MOUNT AUBURN           6.5 IN    0600 AM 02/18   42.29N/92.11W        
2 SSE ATKINS                 6.5 IN    0700 AM 02/18   41.96N/91.84W        
2 ENE CALAMUS                6.5 IN    0700 AM 02/18   41.84N/90.73W        
2 ENE BOLTON                 6.5 IN    0730 AM 02/18   42.27N/89.68W        
COGGON                       6.0 IN    0500 AM 02/18   42.28N/91.53W        
DAVENPORT                    6.0 IN    0800 AM 02/18   41.55N/90.59W        
PEC RVR AT FREEPORT          5.8 IN    0700 AM 02/18   42.30N/89.62W        
3 NNE LAFAYETTE              5.5 IN    0700 AM 02/18   42.20N/91.65W        
1 ESE COAL VALLEY            5.5 IN    0700 AM 02/18   41.43N/90.42W        
MAQUOKETA                    5.5 IN    0700 AM 02/18   42.07N/90.70W        
NORTH ENGLISH                5.5 IN    0700 AM 02/18   41.52N/92.07W        
ELIZABETH                    5.4 IN    0630 AM 02/18   42.33N/90.25W        
2 NNW DAVENPORT              5.3 IN    0730 AM 02/18   41.58N/90.62W        
SHANNON                      5.3 IN    0700 AM 02/18   42.15N/89.74W        
3 SSW ANAMOSA                5.2 IN    0600 AM 02/18   42.08N/91.30W        
QUAD CITY INTL ARPT          5.2 IN    0518 AM 02/18   41.45N/90.51W        
NWS DAVENPORT                5.1 IN    0600 AM 02/18   41.61N/90.58W        
PARK VIEW                    5.1 IN    0700 AM 02/18   41.69N/90.54W        
GLADSTONE L/D 18             5.0 IN    0600 AM 02/18   40.88N/91.03W        
GALENA                       5.0 IN    0700 AM 02/18   42.42N/90.43W        
2 SSE DAVENPORT              5.0 IN    0530 AM 02/18   41.53N/90.59W        
RIVERDALE                    5.0 IN    0630 AM 02/18   41.54N/90.45W        
IOWA CITY                    5.0 IN    0700 AM 02/18   41.65N/91.53W        
1 WNW FREEPORT               5.0 IN    0650 AM 02/18   42.30N/89.66W        
1 WNW FREEPORT               4.8 IN    0830 AM 02/18   42.31N/89.66W        
1 SW COLETA                  4.8 IN    0700 AM 02/18   41.89N/89.81W        
2 N MUSCATINE                4.8 IN    0700 AM 02/18   41.47N/91.04W        
4 NW WINTHROP GOLF COURSE    4.4 IN    0900 AM 02/18   42.55N/91.71W        
ELDRIDGE                     4.4 IN    0800 AM 02/18   41.64N/90.59W        
1 W PORT BYRON               4.2 IN    0900 AM 02/18   41.62N/90.35W        
1 SE DAVENPORT               4.2 IN    0700 AM 02/18   41.54N/90.59W        
2 N MUSCATINE                4.0 IN    0700 AM 02/18   41.45N/91.07W        
2 NNW WARNER                 3.5 IN    0700 AM 02/18   41.45N/90.40W        
1 E KEWANEE                  3.3 IN    0700 AM 02/18   41.25N/89.90W        
WASHINGTON                   3.0 IN    0700 AM 02/18   41.28N/91.68W        
1 SE PRINCETON               2.7 IN    0700 AM 02/18   41.37N/89.45W        
PRINCETON                    2.7 IN    0700 AM 02/18   41.38N/89.48W        
HENNEPIN                     2.2 IN    0500 PM 02/18   41.25N/89.34W        
ALEDO                        2.0 IN    0700 AM 02/18   41.22N/90.75W        
KEOSAUQUA                    2.0 IN    0700 AM 02/18   40.73N/91.97W        
LA HARPE                     2.0 IN    0700 AM 02/18   40.58N/90.97W        
FAIRFIELD                    1.8 IN    0800 AM 02/18   41.03N/91.95W        
1 WSW NEW LONDON             1.7 IN    0700 AM 02/18   40.91N/91.43W        
2 S PRAIRIE CITY             1.5 IN    0600 AM 02/18   40.59N/90.46W        
SALEM 1 S                    1.3 IN    0700 AM 02/18   40.83N/91.62W        
DONNELLSON                   1.2 IN    0700 AM 02/18   40.63N/91.57W        
1 WSW SPRING GROVE           1.0 IN    0700 AM 02/18   40.73N/91.19W        
2 ENE ARGYLE LAKE STATE      0.7 IN    0700 AM 02/18   40.46N/90.75W        
MEMPHIS                      0.3 IN    0600 AM 02/18   40.46N/92.17W

Environment

Figure 1: DVN 00z Sounding 02/17/2019	Figure 2: Mesoscale Discussion #105

Figure 3: DVN 12z Sounding 02/17/2019	Figure 4: Mesoscale Discussion #106

Figure 5: WPC Radar / Fronts / Pressure Loop

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