A powerful storm system will continue to bring heavy mountain snow, rain, high winds, and hazardous marine conditions to the Pacific Northwest and northern California through midweek. Gusty winds and locally heavy snow are possible over portions of the Northern and Central Plains. Severe thunderstorms, heavy rain and flash flooding risks continue across the central Gulf Coast. Read More >
PRELIMINARY WATER YEAR PRECIPITATION TOTALS DATA AS OF: OCTOBER 2017 FILE CREATED AT: Wed Dec 13 00:02:38 GMT 2017 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 1.18 0.23 0.03 0.11 0.10 0.30 0.51 0.52 0.28 0.09 0.07 2.00 5.42 -2.09 72 GBLW4 GREYBULL COOP 1.36 0.41 0.59 0.44 0.60 0.28 0.61 0.47 M M M M M M M SHLW4 SHELL 1NE COOP 2.96 M M M M M M M M M M M M M M BSNW4 BASIN COOP 2.27 0.57 0.65 0.32 0.44 0.32 1.52 1.23 0.32 0.25 0.73 2.40 11.05 +4.21 161 DEVW4 DEAVER COOP 1.21 0.20 0.46 0.46 0.33 0.25 1.66 0.90 0.73 0.11 0.18 1.27 7.76 +2.36 143 EMBW4 EMBLEM COOP 2.08 0.18 0.63 0.44 0.59 0.20 1.84 0.84 0.70 0.19 0.37 2.16 10.24 +2.87 138 LOVW4 LOVELL COOP 2.01 0.19 0.40 0.40 0.25 0.08 2.02 0.72 0.73 0.41 0.50 2.14 9.85 +3.51 155 RONW4 RAIRDEN 2WSW COOP 2.39 0.68 0.38 0.40 0.25 0.41 1.65 0.58 0.18 0.32 0.59 2.08 10.02 +2.96 141 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 0.98 1.49 0.90 1.27 1.11 4.65 3.27 2.20 0.26 0.43 M M 17.89 +6.89 162 LNRW4 LANDER 1N COOP 1.09 1.61 0.67 1.21 1.39 2.62 5.45 2.13 0.35 0.29 1.40 1.70 21.02 +9.86 188 KRIW RIVERTON ASOS 1.39 0.55 0.77 1.01 0.85 3.71 3.19 1.40 0.20 0.15 0.94 1.73 16.50 +7.07 174 RIVW4 RIVERTON COOP 1.55 0.75 0.93 1.12 0.96 2.45 4.70 1.34 0.49 0.37 1.09 1.71 17.99 +9.57 213 ATLW4 ATLANTIC CITY COOP 1.71 1.15 3.54 3.40 4.33 2.81 3.37 1.97 0.66 0.67 1.53 2.36 27.72 M M JEFW4 JEFFREY CITY COOP 0.50 0.31 0.72 0.84 1.51 0.98 1.80 1.40 0.22 0.73 0.35 1.58 11.16 +1.10 110 SBDW4 BOYSEN DAM COOP 2.74 0.27 0.40 0.35 0.47 1.53 4.14 1.40 0.39 0.49 0.73 2.58 16.58 +7.70 186 SSHW4 SHOSHONI COOP 2.37 0.26 0.61 1.06 0.50 1.93 3.03 1.19 0.39 0.25 0.20 2.08 14.57 +7.04 193 DBOW4 DUBOIS COOP 1.79 0.50 1.05 0.84 2.06 1.84 1.02 1.12 1.59 1.09 1.32 4.10 19.27 +9.36 194 BRRW4 BURRIS COOP 0.88 0.80 0.60 0.59 0.69 1.25 0.35 0.75 2.24 0.38 0.66 3.09 12.42 +3.96 146 PVLW4 PAVILLION COOP 1.56 0.62 0.56 0.70 0.18 2.22 1.91 0.99 0.81 0.33 1.12 2.03 13.55 +5.63 171 MTNW4 DIVERSION DAM COOP 2.03 0.37 0.66 0.86 0.90 2.65 2.04 1.58 0.63 0.53 0.39 1.95 15.10 +6.01 166 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 2.49 0.94 0.35 0.50 0.41 3.41 5.02 1.48 0.85 0.52 0.29 2.62 18.89 +7.18 161 BMTW4 THERMOPOLIS 9NE COOP 2.78 1.47 0.57 0.36 0.40 2.18 4.48 1.46 0.63 0.34 0.41 2.48 18.31 +5.62 144 HDMW4 HAMILTON DOME COOP M M M M M M M M M M M M M M M BTXW4 BLACK MOUNTAIN COOP 2.39 1.82 0.87 1.10 0.68 2.93 7.21 1.53 0.82 0.23 0.29 3.87 25.06 +10.81 175 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 1.99 0.49 0.25 0.10 0.33 2.02 3.18 2.65 1.70 1.41 0.51 1.79 16.69 +3.24 124 BUFW4 BUFFALO COOP 2.26 0.93 1.37 0.32 0.72 2.00 5.50 2.25 1.58 0.81 0.44 1.68 20.20 +6.96 152 BFFW4 BUFFALO 5WSW COOP 2.91 0.45 1.16 0.43 0.89 3.60 5.65 3.29 1.70 1.77 0.13 2.23 24.49 M M BLYW4 BILLY CREEK COOP M M M M M M M M M M M M M M M KCEW4 KAYCEE COOP 0.61 0.20 0.80 0.32 0.54 0.83 5.09 2.34 0.70 0.12 0.37 0.62 13.88 +1.51 112 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 4.49 0.70 1.55 3.07 3.00 1.36 2.99 0.63 0.95 0.31 0.39 4.08 24.16 +6.00 133 BDFW4 BEDFORD 3SE COOP 5.99 1.37 2.86 4.82 5.26 2.36 4.77 1.02 2.17 0.18 0.14 5.15 36.90 +15.50 172 CKEW4 COKEVILLE COOP M M M M M M M M M M M M M M M FBMW4 FOSSIL BUTTE NAT MON COOP 2.96 0.72 1.50 3.25 2.29 2.76 2.16 0.69 0.59 0.02 1.40 3.22 22.06 +11.06 200 FNTW4 FONTENELLE DAM COOP 1.09 0.17 0.50 2.05 0.65 2.42 1.19 0.62 T 0.34 0.73 1.74 11.55 +4.02 153 KMRW4 KEMMERER 2N COOP 1.70 0.36 0.73 2.51 1.58 2.31 2.02 1.82 0.25 0.69 0.36 3.39 17.93 +7.58 173 LBGW4 LA BARGE COOP M M M M M M M M M M M M M M M 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 0.16 0.38 1.31 0.54 0.81 1.79 2.21 2.25 1.01 0.37 0.94 1.42 14.27 +1.75 113 CSWW4 CASPER 1SW COOP 0.33 0.63 2.01 0.88 1.23 1.38 3.93 2.58 1.38 1.05 1.15 2.02 20.25 M M CWWW4 CASPER WWTP COOP 0.10 0.46 1.90 0.72 0.61 1.02 2.91 2.27 1.19 1.30 1.51 1.69 16.38 +3.91 131 MWTW4 MIDWEST COOP 0.24 0.27 0.88 0.37 0.86 0.63 2.78 1.40 1.52 0.00 0.00 0.40 10.37 -2.17 82 ACVW4 PATHFINDER DAM COOP 0.27 0.99 0.64 0.57 0.75 1.55 1.82 1.96 0.38 0.65 1.35 1.30 12.89 +1.94 117 PRSW4 POWDER RIVER SCHOOL COOP 0.47 0.42 0.98 0.40 0.60 1.49 3.56 1.70 0.21 0.28 0.76 1.61 13.24 +2.81 126 BCRW4 BATES CREEK COOP 0.40 0.52 1.64 1.00 1.07 0.77 2.86 1.48 0.49 1.27 1.41 1.64 14.98 +1.97 115 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 M M M M M M M M M M M 1.83 M M M COPW4 CODY COOP 2.13 0.29 2.17 1.03 0.81 0.36 3.13 1.62 1.16 1.01 0.53 2.76 17.59 +7.03 166 BLBW4 BUFFALO BILL DAM COOP 3.50 0.60 2.17 1.38 0.96 0.40 5.91 2.10 0.94 1.46 0.61 1.97 23.93 +13.29 224 OBAW4 CODY 12SE COOP 0.44 0.25 1.15 0.53 1.11 0.07 3.34 1.18 1.07 0.78 0.49 2.01 12.44 +3.20 134 COYW4 CODY 21SW COOP M M M M M M M M M M M M M M M CLAW4 CLARK COOP 1.01 0.18 0.65 0.45 0.59 0.23 1.61 1.14 0.69 0.67 0.47 1.66 9.47 +2.27 131 CRDW4 CRANDALL COOP M M M M M M M M M M M M M M M SUNW4 SUNSHINE 5NE COOP 1.46 1.06 0.84 0.41 0.93 0.97 3.35 1.95 1.31 0.49 0.93 2.90 17.38 +3.74 127 WAPW4 WAPITI 1NE COOP M 0.41 4.36 1.50 1.99 1.24 1.39 1.08 1.19 1.11 M M M M M NFKW4 PAHASKA COOP 7.09 1.67 5.11 2.33 6.24 4.19 2.40 1.63 2.76 1.00 0.71 5.25 42.08 M M PFSW4 POWELL FIELD STN COOP 1.40 0.24 0.13 0.29 0.47 0.42 1.70 0.78 0.92 0.37 0.13 1.82 8.68 +1.88 127 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 2.47 0.53 0.55 0.99 0.75 1.45 1.17 1.10 0.14 0.86 0.64 1.72 12.38 M M BPIW4 BIG PINEY COOP M M M M M M M M M M M M M M M BNWW4 BONDURANT COOP 3.53 0.76 4.90 4.42 M M M 0.51 2.62 0.37 0.68 3.77 M M M BRSW4 BOULDER REARING STN COOP 2.84 0.93 0.85 2.02 0.89 1.17 1.64 0.61 0.50 0.59 0.37 2.66 15.23 +5.51 156 CORW4 CORA COOP M M M M M M M M M M M M M M M PNDW4 PINEDALE COOP 3.29 1.00 1.45 1.90 2.01 1.41 1.53 0.96 1.63 0.80 0.61 2.36 19.20 +7.80 168 DANW4 DANIEL FISH HATCHERY COOP 2.44 0.33 2.27 2.32 1.60 0.73 1.13 0.66 1.69 0.27 0.50 2.45 16.52 +4.80 140 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 0.46 0.14 0.08 0.49 0.41 1.43 0.55 0.64 0.02 0.14 0.70 0.77 5.85 -2.71 68 RSFW4 ROCK SPRINGS FD COOP 0.93 0.87 0.45 1.56 1.83 1.91 1.08 0.87 0.26 0.82 0.98 0.94 12.60 +2.94 130 GRNW4 GREEN RIVER COOP 1.56 1.00 0.40 2.78 2.19 1.75 2.06 1.33 0.17 0.28 1.10 1.70 16.39 +8.06 196 FGRW4 FLAMING GORGE COOP 0.94 0.10 0.15 0.34 0.56 1.40 0.67 0.50 0.03 0.66 0.35 1.66 7.41 -2.32 76 FSNW4 FARSON 2NNE COOP 1.50 0.54 0.74 1.57 0.82 0.85 1.31 1.45 0.21 0.11 1.92 1.54 12.79 +3.49 137 BITW4 BITTER CREEK 4NE COOP 0.91 0.20 0.22 0.66 0.57 1.46 0.33 0.84 0.04 0.16 0.98 1.07 7.48 +0.54 107 WMSW4 WAMSUTTER COOP 0.81 0.59 0.40 1.33 0.56 0.91 0.44 0.98 0.18 0.94 1.17 1.07 9.53 +1.35 116 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 M M M M M M M M M M M 3.50 M M M JFSW4 JACKSON COOP 5.03 0.91 3.22 2.88 5.75 1.09 1.05 0.73 1.95 1.43 0.71 2.96 28.81 +11.97 171 MOOW4 MOOSE COOP 5.25 1.70 5.27 3.39 5.88 2.03 2.79 0.74 3.07 0.64 0.40 3.36 35.52 +13.72 162 MRAW4 MORAN 5WNW COOP 6.43 0.71 5.80 3.87 6.56 3.84 2.19 0.97 2.90 1.45 0.73 3.63 41.29 +16.64 167 DARW4 DARWIN RANCH COOP 4.52 0.66 2.17 2.29 4.83 1.14 1.05 1.00 2.89 0.82 1.11 3.87 27.29 +11.17 169 ALTW4 ALTA COOP 5.86 1.19 3.14 1.91 3.23 2.28 5.15 0.83 2.46 0.78 0.33 3.83 33.43 +8.14 132 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 2.35 0.96 0.19 0.20 0.20 0.98 2.50 0.92 0.36 0.16 0.18 2.07 11.30 +3.73 149 WORW4 WORLAND COOP 2.67 0.79 0.29 0.35 0.97 0.76 2.64 1.12 0.42 0.28 0.35 2.45 13.25 +5.43 169 TFRW4 TEN SLEEP 4NE COOP 2.24 1.34 1.23 0.79 0.75 2.32 5.25 1.17 0.67 0.79 0.22 3.51 21.44 +8.31 163 TNSW4 TEN SLEEP 16SSE COOP 1.75 0.86 1.20 0.83 0.47 2.24 6.53 1.20 0.98 0.47 0.59 2.55 21.16 +7.59 155 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 5.78 1.34 3.10 2.69 7.55 2.49 3.39 1.09 1.98 1.80 1.31 3.33 36.54 +16.24 180 LKYW4 LAKE YELLOWSTONE COOP 5.56 1.11 2.64 2.10 5.29 2.42 2.99 0.93 2.06 1.72 0.94 4.65 32.67 +11.77 156 OLFW4 OLD FAITHFUL COOP 8.18 1.24 4.08 2.88 7.27 M 2.04 0.92 2.25 1.55 0.50 5.50 40.19 +17.03 173 BKRW4 BECHLER RIVER COOP 9.09 M M M M M M M 4.44 2.07 0.72 3.95 M M M EYPW4 EAST ENTRANCE COOP 6.93 1.56 4.51 2.12 5.22 2.64 1.81 0.61 2.93 1.16 0.89 4.41 36.36 M M YLWW4 MAMMOTH COOP 4.47 0.69 1.88 0.83 1.29 0.84 1.72 0.73 1.20 1.71 0.60 4.23 20.66 +6.25 143 TWRW4 TOWER FALLS RNGR STN COOP 4.15 1.10 1.40 0.97 1.87 0.91 2.00 1.15 1.26 0.90 0.55 4.42 21.13 +4.71 128 LMRW4 LAMAR RNGR STN COOP 4.37 1.10 1.02 0.87 2.19 1.07 1.79 1.00 1.31 0.59 0.82 4.29 20.97 M M SNKW4 SNAKE RIVER RNGR STN COOP 6.86 1.84 8.85 4.62 6.68 4.62 4.36 1.05 3.30 0.73 0.61 4.15 49.32 +19.33 164
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