Cooperative Observer Water Year Precipitation
Western and Central Wyoming
PRELIMINARY WATER YEAR PRECIPITATION TOTALS
DATA AS OF: DECEMBER 2024
FILE CREATED AT: Mon Jan 20 22:00:03 GMT 2025
BIG HORN COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
KGEY GREYBULL ASOS 0.38 0.21 0.23 M M M M M M M M M 0.82 -0.36 69
GBLW4 GREYBULL COOP M M M M M M M M M M M M M M M
SHLW4 SHELL 1NE COOP 0.85 0.43 0.27 M M M M M M M M M 1.55 -0.54 74
BSNW4 BASIN COOP 0.85 0.41 0.29 M M M M M M M M M 1.55 +0.23 117
DEVW4 DEAVER COOP 0.30 T T M M M M M M M M M 0.30 -0.45 40
EMBW4 EMBLEM COOP 0.26 0.09 0.02 M M M M M M M M M 0.37 -0.75 33
LOVW4 LOVELL COOP M 0.20 0.03 M M M M M M M M M 0.23 -0.20 53
RONW4 RAIRDEN 2WSW COOP 0.63 0.27 0.18 M M M M M M M M M 1.08 -0.06 94
FREMONT COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
KLND LANDER ASOS 1.45 0.32 0.04 M M M M M M M M M 1.81 -0.92 66
LNRW4 LANDER COOP 1.44 0.33 0.02 M M M M M M M M M 1.79 -0.36 83
KRIW RIVERTON ASOS 0.57 0.15 0.05 M M M M M M M M M 0.77 -0.94 45
RIVW4 RIVERTON COOP 0.60 0.24 0.05 M M M M M M M M M 0.89 -0.61 59
ATLW4 ATLANTIC CITY COOP M M M M M M M M M M M M M M M
JEFW4 JEFFREY CITY COOP 1.26 0.01 M M M M M M M M M M 1.27 -0.23 84
SBDW4 BOYSEN DAM COOP 0.31 T 0.40 M M M M M M M M M 0.71 -1.05 40
SSHW4 SHOSHONI COOP 0.25 0.05 0.40 M M M M M M M M M 0.70 -0.26 72
DBOW4 DUBOIS COOP 0.74 0.45 0.23 M M M M M M M M M 1.42 -0.24 85
PVLW4 PAVILLION COOP 0.60 0.08 0.00 M M M M M M M M M 0.68 -0.52 56
MTNW4 DIVERSION DAM COOP M M M M M M M M M M M M M M M
HOT SPRINGS COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
THMW4 THERMOPOLIS COOP 1.08 0.67 0.11 M M M M M M M M M 1.86 -0.66 73
BMTW4 THERMOPOLIS 9NE COOP 1.49 0.39 T M M M M M M M M M 1.88 -0.62 75
THDW4 THERMOPOLIS 8WNW COOP 0.96 0.15 0.13 M M M M M M M M M 1.24 M M
BTXW4 BLACK MOUNTAIN COOP 1.00 0.46 0.08 M M M M M M M M M 1.54 -1.51 50
JOHNSON COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
KBYG BUFFALO ASOS 0.78 0.05 0.01 M M M M M M M M M 0.84 -1.03 44
BUFW4 BUFFALO COOP M M M M M M M M M M M M M M M
BFFW4 BUFFALO 5WSW COOP M M M M M M M M M M M M M M M
BLYW4 BILLY CREEK COOP M M M M M M M M M M M M M M M
KCEW4 KAYCEE COOP 1.08 0.27 T M M M M M M M M M 1.35 -0.57 70
LINCOLN COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
AFOW4 AFTON COOP 1.32 1.06 2.28 M M M M M M M M M 4.66 +0.30 106
BDFW4 BEDFORD 3SE COOP 1.22 1.99 2.29 M M M M M M M M M 5.50 -0.15 97
FBMW4 FOSSIL BUTTE NAT MON COOP 1.09 0.84 1.41 M M M M M M M M M 3.34 +0.63 123
FNTW4 FONTENELLE DAM COOP 0.98 0.19 0.21 M M M M M M M M M 1.38 +0.10 107
KMRW4 KEMMERER 2N COOP 0.85 T M M M M M M M M M M 0.85 -0.90 48
NATRONA COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
KCPR CASPER ASOS 1.51 0.39 0.16 M M M M M M M M M 2.06 -0.30 87
CSWW4 CASPER 1SW COOP M M M M M M M M M M M M M M M
CWWW4 CASPER WWTP COOP 2.34 0.31 M M M M M M M M M M 2.65 +0.89 150
MWTW4 MIDWEST COOP 1.74 0.18 0.12 M M M M M M M M M 2.04 -0.54 79
ACVW4 PATHFINDER DAM COOP 0.64 0.36 0.11 M M M M M M M M M 1.11 -1.05 51
PRSW4 POWDER RIVER SCHOOL COOP 1.06 0.40 M M M M M M M M M M 1.46 -0.10 93
BCRW4 BATES CREEK COOP 1.28 0.10 0.56 M M M M M M M M M 1.94 -0.81 70
PARK COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
KCOD CODY AWOS 0.26 0.23 T M M M M M M M M M 0.49 M M
COPW4 CODY COOP 0.39 0.49 0.01 M M M M M M M M M 0.89 -0.81 52
BLBW4 BUFFALO BILL DAM COOP 0.33 0.45 0.06 M M M M M M M M M 0.84 -0.92 47
OBAW4 CODY 12SE COOP 0.35 0.19 T M M M M M M M M M 0.54 -0.64 45
CLAW4 CLARK COOP 0.10 0.11 0.03 M M M M M M M M M 0.24 -0.72 25
SUNW4 SUNSHINE 5NE COOP M M M M M M M M M M M M M M M
WAPW4 WAPITI 1NE COOP M M M M M M M M M M M M M M M
NFKW4 PAHASKA COOP 1.38 0.90 1.34 M M M M M M M M M 3.62 M M
PFSW4 POWELL FIELD STN COOP 0.19 0.05 M M M M M M M M M M 0.24 -0.50 32
SUBLETTE COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
KBPI BIG PINEY ASOS 0.75 0.05 0.30 M M M M M M M M M 1.10 M M
BPIW4 BIG PINEY COOP 0.97 0.12 M M M M M M M M M M 1.09 +0.35 147
BPEW4 BIG PINEY 6NE COOP M M M M M M M M M M M M M M M
BNWW4 BONDURANT COOP 0.50 0.93 3.54 M M M M M M M M M 4.97 -0.65 88
BRSW4 BOULDER REARING STN COOP 0.53 0.26 0.48 M M M M M M M M M 1.27 -0.42 75
CORW4 CORA COOP M M M M M M M M M M M M M M M
PNDW4 PINEDALE COOP 0.94 0.41 0.54 M M M M M M M M M 1.89 -0.34 84
DANW4 DANIEL FISH HATCHERY COOP 0.55 0.36 1.13 M M M M M M M M M 2.04 -0.52 79
SWEETWATER COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
KRKS ROCK SPRINGS ASOS 0.71 0.36 0.18 M M M M M M M M M 1.25 -0.61 67
RSFW4 ROCK SPRINGS FD COOP 0.72 0.32 0.65 M M M M M M M M M 1.69 -0.44 79
GRNW4 GREEN RIVER COOP 1.28 1.20 0.63 M M M M M M M M M 3.11 +1.45 187
FGRW4 FLAMING GORGE COOP M M M M M M M M M M M M M M M
FSNW4 FARSON 2NNE COOP 0.54 0.13 0.11 M M M M M M M M M 0.78 -0.87 47
BITW4 BITTER CREEK 4NE COOP 0.48 0.15 0.06 M M M M M M M M M 0.69 -0.79 46
WMSW4 WAMSUTTER COOP 0.99 0.26 0.12 M M M M M M M M M 1.37 -0.12 91
TETON COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
KJAC JACKSON AWOS 0.20 0.68 0.95 M M M M M M M M M 1.83 M M
JFSW4 JACKSON COOP 0.41 0.81 1.23 M M M M M M M M M 2.45 -1.98 55
MOOW4 MOOSE COOP 0.38 M M M M M M M M M M M 3.09 +1.62 210
MRAW4 MORAN 5WNW COOP 0.30 1.53 M M M M M M M M M M 2.24 -2.45 47
DARW4 DARWIN RANCH COOP 0.28 1.11 1.25 M M M M M M M M M 2.64 -1.10 70
ALTW4 ALTA COOP 1.18 1.32 1.60 M M M M M M M M M 4.10 -2.39 63
WASHAKIE COUNTY WY STATIONS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
KWRL WORLAND ASOS 0.99 0.11 0.09 M M M M M M M M M 1.19 -0.08 93
WORW4 WORLAND COOP 0.86 0.28 0.02 M M M M M M M M M 1.16 -0.19 85
TFRW4 TEN SLEEP 4NE COOP 1.20 0.30 0.27 M M M M M M M M M 1.77 -0.92 65
TNSW4 TEN SLEEP 16SSE COOP 1.11 0.44 M M M M M M M M M M 1.55 -0.56 73
YELLOWSTONE NATIONAL PARK STNS PRECIPITATION (INCHES)
SHEF ID STATION OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP TOTAL DIFF % OF NORMAL
KP60 LAKE YELLOWSTONE ASOS 0.60 1.16 1.33 M M M M M M M M M 3.09 -1.84 62
LKYW4 LAKE YELLOWSTONE COOP M 0.88 0.86 M M M M M M M M M 1.88 -1.60 54
OLFW4 OLD FAITHFUL COOP M 1.98 0.82 M M M M M M M M M 3.02 -2.43 55
BKRW4 BECHLER RIVER COOP M M M M M M M M M M M M M M M
EYPW4 EAST ENTRANCE COOP M M 2.29 M M M M M M M M M 2.44 M M
YLWW4 MAMMOTH COOP 0.44 0.54 0.63 M M M M M M M M M 1.61 -1.51 51
TWRW4 TOWER FALLS RNGR STN COOP 0.11 0.66 0.74 M M M M M M M M M 1.51 -2.57 37
LMRW4 LAMAR RNGR STN COOP 0.49 0.43 0.92 M M M M M M M M M 1.84 M M
SNKW4 SNAKE RIVER RNGR STN COOP 0.56 M 3.62 M M M M M M M M M 6.20 +0.20 103
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