289  
NWUS55 KRIW 191817  
LSRRIW  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1217 PM MDT TUE MAY 19 2026  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
 
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
 
 
..REMARKS..  
 
1136 AM SNOW 3 SSW WILSON 43.47N 110.90W  
05/19/2026 E0.2 INCH TETON WY COCORAHS  
 
 
 
1136 AM SNOW KELLY 43.62N 110.63W  
05/19/2026 E0.5 INCH TETON WY COCORAHS  
 
 
 
1136 AM SNOW 1 NNE JACKSON 43.48N 110.76W  
05/19/2026 E0.0 INCH TETON WY CO-OP OBSERVER  
 
 
 
1136 AM SNOW 1 SSW GREEN RIVER 41.51N 109.48W  
05/19/2026 E2.5 INCH SWEETWATER WY COCORAHS  
 
 
 
1136 AM SNOW 2 SSE GREEN RIVER 41.49N 109.45W  
05/19/2026 E1.6 INCH SWEETWATER WY COCORAHS  
 
 
 
1136 AM SNOW 1 NNW GREEN RIVER 41.53N 109.48W  
05/19/2026 E3.5 INCH SWEETWATER WY CO-OP OBSERVER  
 
 
 
1136 AM SNOW 5 SE PINEDALE 42.82N 109.79W  
05/19/2026 E1.5 INCH SUBLETTE WY COCORAHS  
 
 
 
1136 AM SNOW 1 NNW PINEDALE 42.88N 109.87W  
05/19/2026 E1.2 INCH SUBLETTE WY COCORAHS  
 
 
 
1136 AM SNOW 3 W BOULDER 42.72N 109.69W  
05/19/2026 E1.0 INCH SUBLETTE WY CO-OP OBSERVER  
 
 
 
1136 AM SNOW PAHASKA 44.50N 109.96W  
05/19/2026 E3.0 INCH PARK WY CO-OP OBSERVER  
 
 
 
1136 AM SNOW 5 W MILLS 42.85N 106.48W  
05/19/2026 E3.0 INCH NATRONA WY COCORAHS  
 
 
 
1136 AM SNOW 22 SE CASPER 42.57N 106.09W  
05/19/2026 E18.0 INCH NATRONA WY MESONET  
 
 
 
1136 AM SNOW 7 S CASPER 42.73N 106.32W  
05/19/2026 E22.0 INCH NATRONA WY MESONET  
 
 
 
1136 AM SNOW 1 E CASPER 42.83N 106.31W  
05/19/2026 E6.1 INCH NATRONA WY COCORAHS  
 
 
 
1136 AM SNOW 1 WSW CASPER 42.83N 106.34W  
05/19/2026 E7.0 INCH NATRONA WY COCORAHS  
 
 
 
1136 AM SNOW 4 NW MILLS 42.88N 106.43W  
05/19/2026 E2.5 INCH NATRONA WY OFFICIAL NWS OBS  
 
 
 
1136 AM SNOW 3 N ETNA 43.08N 111.00W  
05/19/2026 E1.6 INCH LINCOLN WY COCORAHS  
 
 
 
1136 AM SNOW 4 NNE THAYNE 42.97N 110.96W  
05/19/2026 E1.0 INCH LINCOLN WY COCORAHS  
 
 
 
1136 AM SNOW 1 SE THAYNE 42.90N 110.98W  
05/19/2026 E1.3 INCH LINCOLN WY COCORAHS  
 
 
 
1136 AM SNOW AFTON 42.72N 110.93W  
05/19/2026 E0.2 INCH LINCOLN WY COCORAHS  
 
 
 
1136 AM SNOW AFTON 42.73N 110.93W  
05/19/2026 E1.8 INCH LINCOLN WY CO-OP OBSERVER  
 
 
 
1136 AM SNOW 3 SSW MAYOWORTH 43.80N 106.82W  
05/19/2026 E0.8 INCH JOHNSON WY COCORAHS  
 
 
 
1136 AM SNOW 8 NNE MAYOWORTH 43.94N 106.75W  
05/19/2026 E1.8 INCH JOHNSON WY COCORAHS  
 
 
 
1136 AM SNOW 18 ESE LUCERNE 43.62N 107.84W  
05/19/2026 E2.7 INCH HOT SPRINGS WY COCORAHS  
 
 
 
1136 AM SNOW 13 SW LANDER 42.70N 108.90W  
05/19/2026 E14.0 INCH FREMONT WY MESONET  
 
 
 
1136 AM SNOW 15 W FORT WASHAKIE 43.03N 109.17W  
05/19/2026 E3.0 INCH FREMONT WY MESONET  
 
 
 
1136 AM SNOW 6 WSW DUBOIS 43.50N 109.75W  
05/19/2026 E5.0 INCH FREMONT WY MESONET  
 
 
 
1136 AM SNOW 14 SW FORT WASHAKIE 42.87N 109.09W  
05/19/2026 E8.0 INCH FREMONT WY MESONET  
 
 
 
1136 AM SNOW 10 NNW SOUTH PASS CITY 42.59N 108.90W  
05/19/2026 E12.0 INCH FREMONT WY MESONET  
 
 
 
1136 AM SNOW 11 WSW BURRIS 43.28N 109.45W  
05/19/2026 E11.0 INCH FREMONT WY MESONET  
 
 
 
1136 AM SNOW 9 S LANDER 42.70N 108.71W  
05/19/2026 E11.4 INCH FREMONT WY COCORAHS  
 
 
 
1136 AM SNOW 5 SW LANDER 42.77N 108.79W  
05/19/2026 E16.0 INCH FREMONT WY COCORAHS  
 
 
 
1136 AM SNOW 4 WSW LANDER 42.82N 108.81W  
05/19/2026 E7.0 INCH FREMONT WY COCORAHS  
 
 
 
1136 AM SNOW 2 W RIVERTON 43.03N 108.42W  
05/19/2026 E0.1 INCH FREMONT WY COCORAHS  
 
 
 
1136 AM SNOW 2 NNW LANDER 42.85N 108.74W  
05/19/2026 E5.0 INCH FREMONT WY COCORAHS  
 
 
 
1136 AM SNOW 7 WNW LANDER 42.86N 108.87W  
05/19/2026 E6.3 INCH FREMONT WY COCORAHS  
 
 
 
1136 AM SNOW 6 SW LANDER 42.76N 108.79W  
05/19/2026 E13.8 INCH FREMONT WY COCORAHS  
 
 
 
1136 AM SNOW 6 WNW RIVERTON 43.07N 108.48W  
05/19/2026 E0.3 INCH FREMONT WY OFFICIAL NWS OBS  
 
 
 
1136 AM SNOW 2 SSE LANDER 42.80N 108.72W  
05/19/2026 E8.8 INCH FREMONT WY OFFICIAL NWS OBS  
 
 
 
1136 AM SNOW 1 WNW DUBOIS 43.54N 109.66W  
05/19/2026 E3.0 INCH FREMONT WY CO-OP OBSERVER  
 
 
 

 
 

 
 
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