698  
NOUS45 KRIW 062123  
PNSRIW  
WYZ001>020-022>030-070930-  
 
PUBLIC INFORMATION STATEMENT  
NATIONAL WEATHER SERVICE RIVERTON WY  
ISSUED BY NATIONAL WEATHER SERVICE BILLINGS MT  
323 PM MDT TUE MAY 6 2025  
   
..PRECIPITATION REPORTS  
 
A COOL AND WET SPRING WEATHER SYSTEM PUSHED IN LATE MONDAY  
AFTERNOON, BRINGING NOTABLE RAIN AND SNOWFALL TO THE REGION.  
PRECIPITATION MOVED FROM EAST TO WEST, WITH NORTH WINDS BEHIND A  
COLD FRONT MONDAY AFTERNOON AND EVENING. MOST NOTABLE PRECIPITATION  
AMOUNTS OCCURRED IN FREMONT COUNTY, ESPECIALLY AROUND THE LANDER  
FOOTHILLS, AND ALONG THE OWL CREEK MOUNTAINS IN HOT SPRINGS COUNTY.  
THOSE LOCATIONS NOT ONLY SAW OVER 1 INCH OF LIQUID PRECIPITATION,  
BUT ALSO SAW 3 TO 4 INCHES OF SNOW. BELOW IS A LISTING OF LIQUID  
PRECIPITATION TOTALS FROM THIS EVENT.  
 
LOCATION AMOUNT TIME/DATE ELEVATION  
(FT.)  
   
..BIG HORN COUNTY  
 
BONE SPRINGS DIV 0.50 IN 0100 PM 05/06 9350  
HYATTVILLE 5 ENE 0.48 IN 0152 PM 05/06 5669  
BYRON 2.9 WSW 0.30 IN 0700 AM 05/06  
BYRON 0.19 IN 0215 PM 05/06 4022  
DEAVER 0.17 IN 0930 AM 05/06 4105  
GREYBULL AIRPORT 0.11 IN 0153 PM 05/06 3917  
LOVELL 0.7 S 0.09 IN 0800 AM 05/06 3906  
LOVELL 0.07 IN 0215 PM 05/06 3964  
LOVELL 0.5 ESE 0.07 IN 1156 AM 05/06 3829  
COWLEY 0.3 NNE 0.06 IN 0700 AM 05/06 4016  
GREYBULL 12.9 ENE 0.06 IN 0700 AM 05/06 4169  
   
..FREMONT COUNTY  
 
LANDER 0.4 WNW 1.24 IN 0800 AM 05/06 5367  
LANDER AIRPORT 1.23 IN 0153 PM 05/06 5565  
LANDER 2NNW 1.20 IN 0700 AM 05/06 5352  
LANDER 5.1 SW 1.20 IN 0700 AM 05/06 5980  
LANDER 9.3 S 1.20 IN 0700 AM 05/06 5995  
LANDER 6 SW 1.18 IN 0700 AM 05/06 6088  
LANDER 4 WSW 1.08 IN 0830 AM 05/06 5768  
RED CANYON RANCH NC LANDER 1 1.05 IN 0210 PM 05/06 5777  
LANDER 7WNW 1.05 IN 0630 AM 05/06 6042  
FORT WASHAKIE 3.7 SE 0.89 IN 0600 AM 05/06 5548  
LANDER 7 NW 0.76 IN 0215 PM 05/06 5797  
KINNEAR 0.69 IN 0220 PM 05/06 5488  
RIVERTON 1.9 W 0.68 IN 0815 AM 05/06 5123  
RIVERTON 2.2 WSW 0.67 IN 0900 AM 05/06 5033  
LANDER 6 SW 0.63 IN 0115 PM 05/06 6555  
RIVERTON AIRPORT 0.54 IN 0153 PM 05/06 5509  
RIVERTON - CWC 0.52 IN 0225 PM 05/06 5372  
RIVERTON 2 W 0.52 IN 0700 AM 05/06 5073  
1 W RIVERTON 0.50 IN 0225 PM 05/06 4989  
RIVERTON 0.48 IN 0210 PM 05/06 5390  
RIVERTON 0.46 IN 0215 PM 05/06 4966  
RIVERTON 0.42 IN 0220 PM 05/06 4920  
6 ENE PAVILLION 0.41 IN 0700 AM 05/06  
SHOSHONI 13 NW 0.40 IN 0805 AM 05/06 4760  
KINNEAR 0.37 IN 0215 PM 05/06 5413  
5 ESE DUBOIS 0.37 IN 0800 AM 05/06  
JEFFREY CITY 0.32 IN 0215 PM 05/06 6442  
MUDDY GAP 7 SW 0.22 IN 0150 PM 05/06 7379  
CROWHEART 0.22 IN 0215 PM 05/06 6137  
DUBOIS 0.18 IN 0600 AM 05/06 6955  
HUDSON 3 NNW 0.16 IN 0146 PM 05/06 5555  
SHF5 PORTABLE 0.12 IN 0208 PM 05/06 8645  
CASTLE CREEK 0.10 IN 0100 PM 05/06 8399  
DUBOIS 0.07 IN 0220 PM 05/06 7014  
ELKHORN 0.05 IN 0157 PM 05/06 8084  
   
..HOT SPRINGS COUNTY  
 
THERMOPOLIS 0.98 IN 0215 PM 05/06 4425  
THERMOPOLIS 6 NNE 0.92 IN 0700 AM 05/06 4434  
THERMOPOLIS 9NE 0.89 IN 0600 AM 05/06 4282  
KIRBY 0.54 IN 0800 AM 05/06 4352  
KIRBY 0.45 IN 0215 PM 05/06 4350  
THERMOPOLIS 18.6 E 0.39 IN 0800 AM 05/06 4879  
THERMOPOLIS 33.2 W 0.22 IN 0700 AM 05/06  
SHF2 - PORTABLE 0.19 IN 0202 PM 05/06 8560  
   
..JOHNSON COUNTY  
 
STORY 4 SE 1.05 IN 0145 PM 05/06 4662  
CLOUD PEAK RESERVOIR 1.00 IN 0100 PM 05/06 9859  
BUFFALO 1.3 ENE 0.96 IN 0730 AM 05/06 4699  
BUFFALO 4 SSW 0.74 IN 0700 AM 05/06 5262  
BUFFALO 0.66 IN 0215 PM 05/06 4675  
KAYCEE 5.2 NNW 0.60 IN 0700 AM 05/06  
BUFFALO AIRPORT 0.57 IN 0153 PM 05/06 4905  
BUFFALO 0.57 IN 0215 PM 05/06 4370  
KAYCEE - COOP 0.51 IN 0700 AM 05/06 4660  
KAYCEE 10.9 WNW 0.46 IN 0700 AM 05/06 5481  
STORY 8 S 0.43 IN 0115 PM 05/06 5278  
KAYCEE 17 NNW 0.40 IN 0700 AM 05/06 5056  
BUFFALO 13 SSE 0.38 IN 0700 AM 05/06 4819  
BUFFALO 18 NW 0.33 IN 0147 PM 05/06 8604  
BUFFALO 15 W 0.14 IN 0115 PM 05/06 8398  
BARNUM 7 SW 0.05 IN 0146 PM 05/06 6439  
   
..LINCOLN COUNTY  
 
BLIND BULL SUMMIT 0.60 IN 0100 PM 05/06 8649  
AFTON 0.58 IN 0215 PM 05/06 6257  
ALPINE 5.9 S 0.53 IN 0700 AM 05/06 5932  
COTTONWOOD CREEK 0.50 IN 0100 PM 05/06 7669  
AFTON 1SW 0.49 IN 0800 AM 05/06 6234  
COKEVILLE 15 NE 0.48 IN 0200 PM 05/06 8470  
STAR VALLEY RANCH 0.48 IN 0800 AM 05/06 6253  
AFTON 0.46 IN 0800 AM 05/06 6248  
STAR VALLEY RANCH 1.0 S 0.46 IN 0700 AM 05/06 6204  
STAR VALLEY RANCH 0.45 IN 0217 PM 05/06  
AFTON 0.6 NW (AGRIMET) 0.43 IN 0200 PM 05/06 6210  
BEDFORD 3SE 0.43 IN 0700 AM 05/06 6345  
ETNA 0.41 IN 0215 PM 05/06 5692  
AFTON 0.38 IN 0215 PM 05/06 6267  
COKEVILLE 12 E 0.38 IN 0145 PM 05/06 7458  
THAYNE 2SE 0.38 IN 0700 AM 05/06 6086  
SMOOT 5 SSE 0.29 IN 0700 AM 05/06 7005  
CALPET 15 SW 0.27 IN 0145 PM 05/06 6957  
THAYNE 0.05 IN 0215 PM 05/06 5948  
   
..NATRONA COUNTY  
 
CASPER 5 SSW 1.00 IN 0700 AM 05/06 6262  
CASPER 2 SW 0.86 IN 0800 AM 05/06 5434  
CASPER 2.0 ENE 0.78 IN 0700 AM 05/06 5252  
CASPER 1S 0.75 IN 0700 AM 05/06 5522  
HILAND 16 S 0.73 IN 0210 PM 05/06 6379  
CASPER 1.2 E 0.67 IN 0800 AM 05/06  
CASPER 0.7 WSW 0.66 IN 0700 AM 05/06  
CASPER 1 NW 0.55 IN 0700 AM 05/06 5142  
CASPER WWTP 0.48 IN 0700 AM 05/06 5097  
CASPER 7.1 SW 0.41 IN 0700 AM 05/06 5415  
CASPER 7.5 W 0.39 IN 0645 AM 05/06 5361  
LYSITE 12 NE 0.36 IN 0700 AM 05/06 6045  
BAR NUNN 0.28 IN 0213 PM 05/06 5275  
CASPER AIRPORT 0.26 IN 0153 PM 05/06 5327  
CASPER 0.12 IN 0215 PM 05/06 5341  
CASPER 8 S 0.05 IN 0152 PM 05/06 7740  
   
..PARK COUNTY  
 
MEETEETSE 2.0 SE 0.38 IN 0700 AM 05/06 6071  
MEETEETSE 0.2 NE 0.32 IN 0700 AM 05/06 5807  
CODY 5.3 E 0.31 IN 0700 AM 05/06  
MAMMOTH 15 WSW 0.25 IN 0149 PM 05/06 7899  
CODY 7SW 0.22 IN 0700 AM 05/06 5419  
CODY 3.1W 0.21 IN 0800 AM 05/06 5280  
POWELL 4 ENE 0.20 IN 0700 AM 05/06 4288  
TOWER FALLS 0.18 IN 0800 AM 05/06 6275  
CODY 1SW 0.17 IN 0700 AM 05/06 5139  
CODY 7NE 0.17 IN 0700 AM 05/06 4787  
CODY 4.3 NNE 0.16 IN 0732 AM 05/06  
POWELL 4.0 WSW 0.15 IN 0700 AM 05/06  
MEETEETSE 0.14 IN 0215 PM 05/06 5749  
POWELL 0.13 IN 0220 PM 05/06 4386  
POWELL 0.12 IN 0216 PM 05/06 4381  
POWELL 0.2 ESE 0.12 IN 0632 AM 05/06 4392  
CODY 1SE 0.11 IN 0700 AM 05/06 5102  
POWELL 0.5 WNW 0.11 IN 0700 AM 05/06 446  
6 SW RALSTON 0.10 IN 0700 AM 05/06  
CODY 2WSW 0.08 IN 0700 AM 05/06 5161  
CODY 7.2 NNE 0.05 IN 0500 AM 05/06 4859  
CODY 15 SE 0.04 IN 0146 PM 05/06 5520  
POWELL 24.2 WNW 0.04 IN 0800 AM 05/06  
CLARK 3NE 0.03 IN 0800 AM 05/06 4117  
CANYON 1 SW - YNP 0.03 IN 0149 PM 05/06 7899  
CODY AIRPORT 0.02 IN 0156 PM 05/06 5138  
TOWER RANGER STATION - YNP 0.02 IN 0115 PM 05/06 6266  
CODY 10 WNW 0.01 IN 0140 PM 05/06 8400  
CODY 2NE T IN 0700 AM 05/06 4939  
CODY 21.9 W T IN 0836 AM 05/06 5887  
   
..SUBLETTE COUNTY  
 
BIG PINEY AIRPORT 0.18 IN 0153 PM 05/06 6944  
BONDURANT 2 NW 0.16 IN 0151 PM 05/06 6726  
BIG PINEY 1.3 NE 0.16 IN 1030 AM 05/06 6858  
MARBLETON 0.15 IN 0215 PM 05/06 6850  
BIG PINEY 21 W 0.14 IN 0209 PM 05/06 8200  
MARBLETON 9 NW 0.12 IN 0225 PM 05/06 6838  
BONDURANT 0.11 IN 0200 PM 05/06 6648  
DANIEL 11 N 0.07 IN 0145 PM 05/06 7470  
PINEDALE 1 NNW 0.07 IN 0800 AM 05/06 7213  
PINEDALE 14 NW 0.06 IN 0615 AM 05/06 7464  
DANIEL 0.03 IN 0800 AM 05/06 7341  
BOULDER 0.02 IN 0215 PM 05/06 7338  
PINEDALE 5.0 SE 0.02 IN 0700 AM 05/06 7144  
   
..SWEETWATER COUNTY  
 
ROCK SPRINGS 7 SE 0.78 IN 0800 AM 05/06 6750  
ROCK SPRINGS 15 SE 0.55 IN 0144 PM 05/06 7549  
GREEN RIVER 2 SSE 0.51 IN 0700 AM 05/06 6209  
GREEN RIVER 1 SE 0.47 IN 0700 AM 05/06  
GREEN RIVER 0.8 SSW 0.47 IN 0900 AM 05/06 6314  
GREEN RIVER 0.41 IN 0220 PM 05/06 6149  
GREEN RIVER 0.40 IN 0700 AM 05/06 6160  
GREEN RIVER 1 SSE 0.40 IN 0630 AM 05/06 6241  
GREEN RIVER 0.5 NNW 0.30 IN 0700 AM 05/06 6185  
ROCK SPRINGS 1.0 SSE 0.27 IN 0800 AM 05/06 6330  
MCKINNON 0.22 IN 0215 PM 05/06 7086  
ROCK SPRINGS 1.6 W 0.17 IN 0840 AM 05/06  
ROCK SPRINGS AIRPORT 0.12 IN 0154 PM 05/06 6745  
ROCK SPRINGS 0.04 IN 0216 PM 05/06 6432  
   
..TETON COUNTY  
 
JACKSON 12 NE 1.55 IN 0817 AM 05/06 6663  
MOOSE 4 N 1.05 IN 0158 PM 05/06 6729  
JACKSON 5 NW 0.97 IN 0700 AM 05/06 6217  
WILSON 3 SSW 0.91 IN 0800 AM 05/06 7010  
JACKSON 0.87 IN 0215 PM 05/06 6158  
MORAN 0.87 IN 0600 AM 05/06 6805  
B-T PORTABLE NO. 3 0.86 IN 0155 PM 05/06 6000  
JACKSON HOLE - BASE (BTAVAL) 0.73 IN 0200 PM 05/06 6611  
GRAND TETON NP NEAR MOOSE 1 0.72 IN 0215 PM 05/06 6478  
JACKSON 0.3 ENE 0.72 IN 0700 AM 05/06 6264  
JACKSON HOLE AIRPORT 0.71 IN 0156 PM 05/06 6453  
JACKSON 0.70 IN 0900 AM 05/06 6210  
WILSON 1.0 SE 0.67 IN 0600 AM 05/06 6155  
MOOSE 0.65 IN 1045 AM 05/06 6444  
HOBACK 0.62 IN 0219 PM 05/06 5928  
GRAND TETON NP NEAR MOOSE 1 0.59 IN 0700 AM 05/06 6478  
SOUTH ENTRANCE 5 SSW - YNP 0.41 IN 0145 PM 05/06 7020  
MORAN 0.33 IN 0215 PM 05/06 6748  
JACKSON HOLE - MID MTN (BTAV 0.28 IN 0200 PM 05/06 8225  
MILEPOST 12 SNOW STUDY PLOT 0.27 IN 0200 PM 05/06 8007  
ALTA 17 N 0.23 IN 0203 PM 05/06 6830  
ALTA 0.19 IN 0217 PM 05/06  
JACKSON HOLE - RENDEZVOUS BO 0.16 IN 0200 PM 05/06 9634  
OLD FAITHFUL - YNP 0.15 IN 0115 PM 05/06 7319  
JACKSON HOLE - RAYMER (BTAVA 0.13 IN 0200 PM 05/06 9657  
MORAN JCT 7 E 0.06 IN 0152 PM 05/06 7250  
SOUTH ENTRANCE 19 W - YNP 0.05 IN 0149 PM 05/06 6399  
   
..WASHAKIE COUNTY  
 
WORLAND 1 W 0.92 IN 0800 AM 05/06 4052  
WORLAND 10 SSE 0.72 IN 0217 PM 05/06 4520  
WORLAND - COOP 0.65 IN 0700 AM 05/06 4058  
WORLAND 1 NE 0.63 IN 0215 PM 05/06 4064  
WINCHESTER 0.60 IN 0730 AM 05/06 4216  
WORLAND AIRPORT 0.58 IN 0153 PM 05/06 4190  
BIG TRAILS 15 SSW 0.52 IN 0140 PM 05/06 6554  
WORLAND 9.6 N 0.48 IN 0700 AM 05/06 4043  
WORLAND 8 SW 0.47 IN 0600 AM 05/06 4136  
WORLAND 2 NE 0.46 IN 0700 AM 05/06 4089  
TEN SLEEP 12 ENE 0.45 IN 0214 PM 05/06 8202  
TEN SLEEP 5 NNW 0.41 IN 0700 AM 05/06 4531  
TEN SLEEP 0.33 IN 0700 AM 05/06 4426  
TEN SLEEP 2 SE 0.08 IN 0130 PM 05/06 4418  
WORLAND 0.07 IN 0225 PM 05/06 4400  
 
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.  
 
 
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