935  
NOUS45 KRIW 211335  
PNSRIW  
WYZ001>020-022>030-220130-  
 
PUBLIC INFORMATION STATEMENT  
NATIONAL WEATHER SERVICE RIVERTON WY  
634 AM MST WED FEB 21 2018  
   
..EXTREME LOW TEMPERATURES TUESDAY NIGHT
 
 
LOCATION TEMP TIME/DATE ELEVATION (FT.)  
   
..BIG HORN COUNTY
 
 
GREYBULL AIRPORT -26 F 0453 AM 02/21 3935  
13 NE TEN SLEEP -23 F 0510 AM 02/21 8038  
BASIN -22 F 0240 AM 02/21 3897  
COWLEY AIRPORT -22 F 0455 AM 02/21 4090  
LOVELL -20 F 0611 AM 02/21 3830  
30 E GREYBULL -13 F 0158 AM 02/21 8898  
5 ENE HYATTVILLE -1 F 0552 AM 02/21 5670  
   
..FREMONT COUNTY
 
 
14 ENE DUBOIS -25 F 0345 AM 02/21 7365  
RIVERTON - CWC -22 F 0600 AM 02/21 5372  
RIVERTON AIRPORT -18 F 0453 AM 02/21 5525  
10 SE CROWHEART -17 F 1230 AM 02/21 5654  
FORT WASHAKIE -17 F 1245 AM 02/21 5565  
BOYSEN RESERVOIR -15 F 0515 AM 02/21 4710  
BROOKS LAKE LODGE -15 F 1100 PM 02/20 9340  
8 W SOUTH PASS CITY -14 F 0450 AM 02/21 8120  
3 S TOGWOTEE PASS -14 F 1200 AM 02/21 10430  
N FORK POPO AGIE RIVER -14 F 1015 PM 02/20 5760  
CROWHEART -13 F 0841 PM 02/20 6099  
LANDER AIRPORT -13 F 0453 AM 02/21 5586  
6 NW DUBOIS -12 F 0145 AM 02/21 7189  
19 WSW DUBOIS -12 F 0510 AM 02/21 8833  
11 SSE LANDER -12 F 0115 AM 02/21 5773  
7 NW LANDER -11 F 1032 PM 02/20 5797  
2 W SOUTH PASS CITY -11 F 1246 AM 02/21 8185  
3 NNW HUDSON -10 F 0546 AM 02/21 5555  
10 N DUBOIS -9 F 0157 AM 02/21 8085  
N. FORK LITTLE WIND RIVER -9 F 0930 PM 02/20 6120  
10 W DUBOIS -8 F 1128 PM 02/20 8432  
11 W CROWHEART -8 F 0445 AM 02/21 6520  
1 SW LANDER -7 F 0415 AM 02/21 5480  
BEAVER RIM -6 F 0136 AM 02/21 6784  
3 NNE SOUTH PASS CITY -6 F 0530 AM 02/21 8540  
WIND RIVER ABOVE RED CREEK -6 F 0545 AM 02/21 6400  
10 W FORT WASHAKIE -6 F 0401 AM 02/21 9235  
JEFFREY CITY -4 F 0426 AM 02/21 6374  
SOUTH PASS -4 F 0615 AM 02/21 8556  
9 SW LANDER -2 F 0330 AM 02/21 7085  
   
..HOT SPRINGS COUNTY
 
 
THERMOPOLIS 9 NE -23 F 0600 AM 02/21 4280  
KIRBY -20 F 0507 AM 02/21 4350  
THERMOPOLIS -17 F 0535 AM 02/21 4426  
9 WNW THERMOPOLIS -16 F 0250 AM 02/21 4902  
10 S MEETEETSE -4 F 0242 AM 02/21 7127  
   
..JOHNSON COUNTY
 
 
20 SW ECHETA -24 F 0515 AM 02/21 4068  
7 NE BUFFALO -17 F 0604 AM 02/21 4370  
10 SW KAYCEE -16 F 0530 AM 02/21 4900  
KAYCEE -15 F 1240 AM 02/21 4681  
12 N KAYCEE -14 F 0111 AM 02/21 5287  
25 ESE BUFFALO -14 F 0500 AM 02/21 4657  
5 ESE STORY -12 F 0331 AM 02/21 4673  
2 NW MAYOWORTH -11 F 0841 PM 02/20 5404  
18 NW BUFFALO -10 F 0647 PM 02/20 8604  
BUFFALO AIRPORT -6 F 0453 AM 02/21 4970  
7 SW BARNUM -3 F 0746 PM 02/20 6440  
   
..LINCOLN COUNTY
 
 
4 S COKEVILLE -29 F 0400 AM 02/21 6185  
13 W KEMMERER -29 F 0545 AM 02/21 6718  
6 WNW GRANGER -28 F 0500 AM 02/21 6359  
COKEVILLE -26 F 0545 AM 02/21 6194  
4 E OPAL -24 F 0500 AM 02/21 6589  
3 E SAGE JUNCTION -23 F 0100 AM 02/21 6378  
4 W KEMMERER -21 F 0300 AM 02/21 6989  
KEMMERER -20 F 0600 AM 02/21 6980  
5 SSE LA BARGE -20 F 0600 AM 02/21 6530  
4 E SAGE JUNCTION -18 F 1211 AM 02/21 6387  
BLIND BULL SUMMIT -13 F 0800 PM 02/20 9000  
DEADMAN MTN -13 F 1100 PM 02/20 10350  
BOX Y RANCH -10 F 1200 AM 02/21 6650  
15 NE COKEVILLE -7 F 1200 AM 02/21 8470  
1 NW AFTON -5 F 1100 PM 02/20 6211  
AFTON -2 F 1121 PM 02/20 6267  
4 ESE DIAMONDVILLE -1 F 0500 AM 02/21 6789  
   
..NATRONA COUNTY
 
 
NATRONA -19 F 1140 PM 02/20 5589  
MIDWEST -13 F 1228 AM 02/21 4865  
2 SE HILAND -8 F 0101 AM 02/21 6134  
7 W ALCOVA -8 F 0400 AM 02/21 6342  
20 N CASPER -7 F 0706 PM 02/20 5677  
CASPER AIRPORT -5 F 0453 AM 02/21 5320  
INDEPENDENCE ROCK -3 F 0545 AM 02/21 5920  
8 S CASPER -2 F 0352 AM 02/21 7740  
   
..PARK COUNTY
 
 
1 SW CANYON -20 F 0349 AM 02/21 7900  
BUFFALO BILL RESERVOIR -19 F 0815 PM 02/20 5357  
CODY AIRPORT -16 F 0456 AM 02/21 5100  
2 N FRANNIE -13 F 0559 AM 02/21 4275  
2 W PITCHFORK -13 F 0930 PM 02/20 6883  
POWELL -12 F 0610 AM 02/21 4386  
HOYT PEAK -12 F 1245 AM 02/21 9800  
3 E WAPITI -12 F 1000 PM 02/20 5400  
1 W CLARK -11 F 1041 PM 02/20 4270  
2 WSW CODY -11 F 1044 PM 02/20 5167  
TOWER FALLS -11 F 0200 AM 02/21 6266  
20 SW CODY -10 F 0925 PM 02/20 5843  
MEETEETSE -9 F 0324 AM 02/21 5797  
POWELL AIRPORT -8 F 0615 AM 02/21 5050  
14 S SYLVAN PASS -8 F 0108 AM 02/21 8650  
5 WNW CLARK -7 F 1010 PM 02/20 4659  
CHIEF JOSEPH HWY -6 F 0315 AM 02/21 8136  
9 E TOWER JUNCTION -6 F 0600 AM 02/21 7266  
PAHASKA -6 F 0315 AM 02/21 6800  
8 N MEETEETSE -5 F 0246 AM 02/21 5926  
15 WSW MAMMOTH -5 F 0549 AM 02/21 7900  
10 WNW CODY -5 F 1140 PM 02/20 8401  
3 E PAHASKA -4 F 0257 AM 02/21 7500  
19 SSW WAPITI -3 F 0300 AM 02/21 6200  
   
..SUBLETTE COUNTY
 
 
7 NE PINEDALE -28 F 0426 AM 02/21 8530  
14 N FARSON -26 F 0545 AM 02/21 6780  
6 NW CORA -26 F 0433 AM 02/21 7462  
BIG PINEY AIRPORT -25 F 0453 AM 02/21 6974  
9 E BIG PINEY -24 F 0600 AM 02/21 6803  
9 NW MARBLETON -23 F 0503 AM 02/21 7176  
BONDURANT -23 F 0345 AM 02/21 6650  
21 W BIG PINEY -22 F 0309 AM 02/21 8200  
8 SE BONDURANT -22 F 1201 AM 02/21 7797  
3 W BIG PINEY -22 F 0430 AM 02/21 6990  
PINEDALE AIRPORT -20 F 0615 AM 02/21 7085  
1 NE PINEDALE -19 F 0552 AM 02/21 7382  
2 NW BONDURANT -19 F 0451 AM 02/21 6726  
PINEDALE -15 F 0545 AM 02/21 7310  
BOULDER LAKE -8 F 0445 AM 02/21 7350  
   
..SWEETWATER COUNTY
 
 
FARSON -28 F 0545 AM 02/21 6594  
5 E ROCK SPRINGS -23 F 0530 AM 02/21 6369  
3 NW ROCK SPRINGS -22 F 0510 AM 02/21 6458  
4 NE BITTER CREEK -21 F 0600 AM 02/21 6720  
8 E ROCK SPRINGS -21 F 0500 AM 02/21 6339  
5 SSE POINT OF ROCKS -21 F 0500 AM 02/21 6568  
12 W GREEN RIVER -19 F 0215 AM 02/21 6130  
3 ENE GRANGER -19 F 0500 AM 02/21 6254  
I 80 - MILE MARKER 124 -19 F 0546 AM 02/21 6475  
I 80 - MILE MARKER 131 -19 F 0526 AM 02/21 6636  
7 WSW ROCK SPRINGS -19 F 0520 AM 02/21 6238  
1 S FONTENELLE RESERVOIR -18 F 0100 AM 02/21 6390  
20 ENE OPAL -17 F 0546 AM 02/21 6556  
9 WNW GREEN RIVER -16 F 0400 AM 02/21 6290  
23 W WAMSUTTER -16 F 0500 AM 02/21 6804  
7 WNW GREEN RIVER -14 F 0602 AM 02/21 6387  
GREEN RIVER -13 F 0603 AM 02/21 6091  
1 NNE GREEN RIVER -13 F 0602 AM 02/21 6315  
MCKINNON -12 F 0448 AM 02/21 7086  
6 WSW ROCK SPRINGS -12 F 0500 AM 02/21 6212  
ROCK SPRINGS AIRPORT -7 F 0454 AM 02/21 6760  
I 80 - MILE MARKER 157 -7 F 0310 AM 02/21 6965  
16 W RED DESERT -6 F 0400 AM 02/21 6805  
15 SE ROCK SPRINGS -5 F 1144 PM 02/20 7550  
I 80 - MILE MARKER 184 -4 F 0946 PM 02/20 7112  
I 80 - MILE MARKER 142 -3 F 0100 AM 02/21 7162  
   
..TETON COUNTY
 
 
LAKE YELLOWSTONE -26 F 0456 AM 02/21 7835  
1 W GRANT VILLAGE -21 F 0305 AM 02/21 7874  
LAKE VILLAGE -16 F 1200 AM 02/21 7875  
23 E MORAN JUNCTION -15 F 1120 PM 02/20 9576  
15 SE MORAN JCT -13 F 0100 AM 02/21 10380  
SUMMIT - JACKSON RESORT -13 F 1000 PM 02/20 10318  
MORAN JUNCTION -12 F 0609 AM 02/21 6749  
TOGWOTEE MTN LODGE -11 F 1000 PM 02/20 9184  
7 E MORAN JCT -11 F 0552 AM 02/21 7251  
RAYMER - JACKSON RESORT -9 F 1000 PM 02/20 9360  
RENDEZVOUS BOWL -9 F 1000 PM 02/20 9608  
SNAKE RIVER AT JACKSON LAKE -9 F 1215 AM 02/21 6779  
OLD FAITHFUL -7 F 0600 AM 02/21 7350  
GRAND TARGHEE - CHIEF JOSEPH -7 F 0815 PM 02/20 8800  
5 S OF SOUTH ENTRANCE YNP -7 F 1015 PM 02/20 7020  
4 N MOOSE -6 F 0558 AM 02/21 6730  
KELLY -5 F 0531 AM 02/21 6653  
JACKSON HOLE AIRPORT -5 F 0556 AM 02/21 6445  
TETON PASS -5 F 0925 PM 02/20 8463  
SOUTH ENTRANCE YNP -5 F 1145 PM 02/20 6900  
4 W SOUTH ENTRANCE YNP -4 F 1045 PM 02/20 7040  
MID - JACKSON RESORT -4 F 0945 PM 02/20 8179  
JACKSON -4 F 0545 AM 02/21 6240  
MOOSE -3 F 0510 AM 02/21 6466  
JACKSON -2 F 0615 AM 02/21 6247  
EXTREME SW YELLOWSTONE -1 F 0149 AM 02/21 6400  
SNOW KING -1 F 1000 PM 02/20 7810  
   
..WASHAKIE COUNTY
 
 
WORLAND AIRPORT -24 F 0453 AM 02/21 4245  
WORLAND -24 F 0544 AM 02/21 4042  
TEN SLEEP -21 F 0532 AM 02/21 4470  
1 NNE WORLAND -21 F 0611 AM 02/21 4065  
10 SSE WORLAND -18 F 0517 AM 02/21 4520  
12 ENE TEN SLEEP -7 F 0514 AM 02/21 8202  
15 SSW BIG TRAILS -2 F 0640 PM 02/20 6554  
 
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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