744
NWUS55 KBYZ 122240
LSRBYZ
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE BILLINGS MT
440 PM MDT MON OCT 12 2026
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
..REMARKS..
0700 AM RAIN 2 S FORT SMITH 45.31N 107.92W
10/12/2026 M1.70 INCH BIG HORN MT COCORAHS
COCORAHS STATION MT-BH-6 FORT SMITH 0.5 ENE.
0300 PM RAIN 22 SW LIMESTONE 45.27N 110.25W
10/12/2026 M1.70 INCH PARK MT MESONET
MESONET STATION BOXM8 22.0 NW NORTHEAST
ENTRANCE (SNOTEL).
0333 PM RAIN BECKTON 44.74N 107.13W
10/12/2026 M1.67 INCH SHERIDAN WY MESONET
MESONET STATION DVI014865 BIG GOOSE.
0300 PM RAIN 21 NW COOKE CITY 45.22N 110.24W
10/12/2026 M1.60 INCH PARK MT MESONET
MESONET STATION MNPM8 18.4 NW NORTHEAST
ENTRANCE (SNOTEL).
0600 PM RAIN 5 W MELVILLE 46.10N 110.05W
10/11/2026 M1.55 INCH SWEET GRASS MT CO-OP OBSERVER
CO-OP OBSERVER STATION MVEM8 4.8 W MELVILLE.
0100 PM RAIN 13 ENE WILSALL 46.09N 110.43W
10/12/2026 M1.50 INCH PARK MT MESONET
MESONET STATION SFSM8 12.8 E WILSALL
(SNOTEL).
0700 AM RAIN WILSALL 46.00N 110.66W
10/12/2026 M1.43 INCH PARK MT COCORAHS
COCORAHS STATION MT-PK-5 WILSALL 0.3 NW.
0700 AM RAIN 7 ESE LIVINGSTON 45.64N 110.43W
10/12/2026 M1.33 INCH PARK MT COCORAHS
COCORAHS STATION MT-PK-7 LIVINGSTON 6.6 ESE.
0300 PM RAIN 12 NE WILSALL 46.11N 110.47W
10/12/2026 M1.30 INCH PARK MT MESONET
MESONET STATION PRPM8 12.2 NE WILSALL
(SNOTEL).
0248 PM RAIN 18 ENE WARREN 45.13N 108.30W
10/12/2026 M1.23 INCH CARBON MT MESONET
MESONET STATION BRTM8 WILD HORSE.
0600 AM RAIN 4 ESE REED POINT 45.67N 109.47W
10/12/2026 M1.21 INCH STILLWATER MT COCORAHS
COCORAHS STATION MT-SW-1 REED POINT 5 SE.
0300 PM RAIN 2 N COOKE CITY 45.05N 109.91W
10/12/2026 M1.20 INCH PARK MT MESONET
MESONET STATION WHTM8 2.0 N COOKE CITY
(SNOTEL).
0600 AM RAIN 4 S BILLINGS 45.73N 108.53W
10/12/2026 M1.18 INCH YELLOWSTONE MT COCORAHS
COCORAHS STATION MT-YS-47 BILLINGS 4.3 S.
0700 AM RAIN 6 E MELSTONE 46.59N 107.75W
10/12/2026 M1.18 INCH ROSEBUD MT COCORAHS
COCORAHS STATION MT-RB-9 MELSTONE 5.7 E.
0900 AM RAIN 1 SE KLEIN 46.39N 108.52W
10/12/2026 M1.15 INCH MUSSELSHELL MT COCORAHS
COCORAHS STATION MT-MH-7 ROUNDUP 4.3 SSE.
0300 PM RAIN 1 NNW BURGESS JUNCTION 44.79N 107.53W
10/12/2026 M1.10 INCH SHERIDAN WY MESONET
MESONET STATION BRJW4 BURGESS JUNCTION.
0700 AM RAIN 9 NE HEDGESVILLE 46.53N 109.34W
10/12/2026 M1.05 INCH GOLDEN VALLEY MT CO-OP OBSERVER
CO-OP OBSERVER STATION RYGM8 9.4 NE
HEDGESVILLE.
0318 PM RAIN 18 S FORT SMITH 45.07N 107.89W
10/12/2026 M1.05 INCH BIG HORN MT MESONET
MESONET STATION BHMM8 BIGHORN MOUNTAIN.
0300 PM RAIN 10 WSW LIMESTONE 45.42N 110.09W
10/12/2026 M1.00 INCH SWEET GRASS MT MESONET
MESONET STATION PLCM8 10.2 W LIMESTONE
(SNOTEL).
0700 AM RAIN 8 ESE COLUMBUS 45.60N 109.09W
10/12/2026 M0.99 INCH STILLWATER MT COCORAHS
COCORAHS STATION MT-SW-10 COLUMBUS 8.2 ESE.
0317 PM RAIN 6 W COOKE CITY 45.01N 110.04W
10/12/2026 M0.99 INCH PARK MT MESONET
MESONET STATION SBYM8 SODA BUTTE (RAWS).
0800 AM RAIN 4 ENE HUNTLEY 45.92N 108.24W
10/12/2026 M0.98 INCH YELLOWSTONE MT CO-OP OBSERVER
CO-OP OBSERVER STATION SBRM8 3.8 E HUNTLEY.
1030 AM RAIN 6 WSW PARK CITY 45.60N 109.03W
10/12/2026 M0.98 INCH STILLWATER MT COCORAHS
COCORAHS STATION MT-SW-12 PARK CITY 6.0 WSW.
0700 AM RAIN 1 WSW LIVINGSTON 45.66N 110.58W
10/12/2026 M0.94 INCH PARK MT COCORAHS
COCORAHS STATION MT-PK-14 LIVINGSTON 0.9
WSW.
0700 AM RAIN 1 NW ROUNDUP 46.45N 108.55W
10/12/2026 M0.90 INCH MUSSELSHELL MT COCORAHS
COCORAHS STATION MT-MH-23 ROUNDUP 0.6 NW.
0900 AM RAIN 3 ESE BILLINGS 45.77N 108.48W
10/12/2026 M0.90 INCH YELLOWSTONE MT CO-OP OBSERVER
CO-OP OBSERVER STATION BWPM8 3.1 E BILLINGS.
0100 PM RAIN 15 SW BECKTON 44.57N 107.30W
10/12/2026 M0.90 INCH SHERIDAN WY MESONET
MESONET STATION DMLW4 DOME LAKE.
0300 PM RAIN 5 W COOKE CITY 45.01N 110.01W
10/12/2026 M0.90 INCH PARK MT MESONET
MESONET STATION NORM8 2.7 NE NORTHEAST
ENTRANCE (SNOTEL).
0700 AM RAIN 10 ENE MELVILLE 46.17N 109.77W
10/12/2026 M0.89 INCH SWEET GRASS MT COCORAHS
COCORAHS STATION MT-SG-9 MELVILLE 10.1 ENE.
0700 AM RAIN 2 NW JOLIET 45.50N 109.01W
10/12/2026 M0.88 INCH CARBON MT COCORAHS
COCORAHS STATION MT-CB-13 JOLIET 2.2 WNW.
0315 PM RAIN 2 WSW STORY 44.57N 106.92W
10/12/2026 M0.85 INCH SHERIDAN WY MESONET
MESONET STATION DW7699 STORY.
0329 PM RAIN 22 SW FORT SMITH 45.10N 108.22W
10/12/2026 M0.85 INCH CARBON MT MESONET
MESONET STATION HBOM8 HILLSBORO.
0700 AM RAIN 2 W BILLINGS 45.79N 108.57W
10/12/2026 M0.82 INCH YELLOWSTONE MT COCORAHS
COCORAHS STATION MT-YS-41 BILLINGS 1.7 W.
0700 AM RAIN PARK CITY 45.63N 108.92W
10/12/2026 M0.81 INCH STILLWATER MT COCORAHS
COCORAHS STATION MT-SW-5 PARK CITY 0.5 S.
0159 PM RAIN 2 SSE CROW AGENCY 45.57N 107.44W
10/12/2026 M0.80 INCH BIG HORN MT MESONET
MESONET STATION LBHM8 LITTLE BIGHORN.
0318 PM RAIN 3 NNW LIMESTONE 45.49N 109.92W
10/12/2026 M0.80 INCH STILLWATER MT MESONET
MESONET STATION TR287 CUSTER NO. 1 PORTABLE.
0700 AM RAIN 7 E COLUMBUS 45.62N 109.10W
10/12/2026 M0.79 INCH STILLWATER MT COCORAHS
COCORAHS STATION MT-SW-2 COLUMBUS 7.2 E.
0700 AM RAIN 3 NE ISMAY 46.54N 104.75W
10/12/2026 M0.78 INCH CUSTER MT COCORAHS
COCORAHS STATION MT-CS-11 ISMAY 3.4 NE.
0700 AM RAIN 15 NNW POMPEYS PILLAR 46.22N 108.03W
10/12/2026 M0.78 INCH YELLOWSTONE MT CO-OP OBSERVER
CO-OP OBSERVER STATION PMPM8 15.4 N POMPEYS
PILLAR.
0241 PM RAIN 17 SSE DELPHIA 46.26N 108.10W
10/12/2026 M0.77 INCH YELLOWSTONE MT MESONET
MESONET STATION STBM8 STEAMBOAT.
0253 PM RAIN 1 NW BILLINGS 45.80N 108.55W
10/12/2026 M0.77 INCH YELLOWSTONE MT ASOS
ASOS STATION KBIL BILLINGS.
0325 PM RAIN 7 E REED POINT 45.68N 109.40W
10/12/2026 M0.77 INCH STILLWATER MT MESONET
MESONET STATION AV472 REED POINT.
0700 AM RAIN 3 NNE ROUNDUP 46.49N 108.51W
10/12/2026 M0.75 INCH MUSSELSHELL MT COCORAHS
COCORAHS STATION MT-MH-20 ROUNDUP 3.0 NNE.
0315 PM RAIN BIG TIMBER 45.84N 109.95W
10/12/2026 M0.75 INCH SWEET GRASS MT MESONET
MESONET STATION GW0007 BIG TIMBER.
0330 PM RAIN 2 NNW FORSYTH 46.30N 106.70W
10/12/2026 M0.74 INCH ROSEBUD MT MESONET
MESONET STATION EW1247 FORSYTH.
0700 AM RAIN 2 WNW BILLINGS 45.80N 108.58W
10/12/2026 M0.71 INCH YELLOWSTONE MT COCORAHS
COCORAHS STATION MT-YS-46 BILLINGS 1.9 WNW.
0800 AM RAIN 19 NW STACEY 45.94N 107.14W
10/12/2026 M0.71 INCH TREASURE MT CO-OP OBSERVER
CO-OP OBSERVER STATION HSMM8 HYSHAM 25 SSE.
0221 PM RAIN 6 S LOCKWOOD 45.73N 108.40W
10/12/2026 M0.71 INCH YELLOWSTONE MT MESONET
MESONET STATION SDAM8 SODA SPRINGS.
0100 PM RAIN 15 ESE CHICO 45.26N 110.41W
10/12/2026 M0.70 INCH PARK MT MESONET
MESONET STATION STYM8 MILL CREEK.
0300 PM RAIN 3 SSW LUTHER 45.24N 109.46W
10/12/2026 M0.70 INCH CARBON MT MESONET
MESONET STATION BMTM8 3.2 SW LUTHER
(SNOTEL).
0300 PM RAIN 3 NNW COOKE CITY 45.06N 109.94W
10/12/2026 M0.70 INCH PARK MT MESONET
MESONET STATION FSHM8 3.4 NW COOKE CITY
(SNOTEL).
0700 AM RAIN ROUNDUP 46.45N 108.53W
10/12/2026 M0.69 INCH MUSSELSHELL MT COCORAHS
COCORAHS STATION MT-MH-25 ROUNDUP 0.3 NE.
0253 PM RAIN 3 NNE BILLINGS 45.84N 108.52W
10/12/2026 M0.69 INCH YELLOWSTONE MT MESONET
MESONET STATION DVI020544 MATADOR AT SKYVIEW
BILLINGS.
0700 AM RAIN 6 ENE ROUNDUP 46.48N 108.42W
10/12/2026 M0.67 INCH MUSSELSHELL MT COCORAHS
COCORAHS STATION MT-MH-4 ROUNDUP 6.2 ENE.
0700 AM RAIN 6 W BILLINGS 45.79N 108.67W
10/12/2026 M0.67 INCH YELLOWSTONE MT COCORAHS
COCORAHS STATION MT-YS-52 BILLINGS 6.2 W.
0315 PM RAIN 1 SSW BIG TIMBER 45.82N 109.96W
10/12/2026 M0.66 INCH SWEET GRASS MT MESONET
MESONET STATION CW9353 BIG TIMBER.
0239 PM RAIN 7 WSW ROUNDUP 46.43N 108.67W
10/12/2026 M0.65 INCH MUSSELSHELL MT MESONET
MESONET STATION HORM8 HORSE THIEF.
0358 PM RAIN 3 WNW MILES CITY 46.43N 105.89W
10/12/2026 M0.65 INCH CUSTER MT ASOS
KMLS ASOS STORM TOTAL RAINFALL.
0700 AM RAIN 3 NE FROMBERG 45.42N 108.87W
10/12/2026 M0.62 INCH CARBON MT COCORAHS
COCORAHS STATION MT-CB-12 FROMBERG 2.7 NE.
0325 PM RAIN 13 SW WASHOE 45.03N 109.41W
10/12/2026 M0.61 INCH CARBON MT MESONET
MESONET STATION WAPC1 QUAD CREEK.
0600 AM RAIN 13 NE INGOMAR 46.74N 107.21W
10/12/2026 M0.60 INCH ROSEBUD MT CO-OP OBSERVER
CO-OP OBSERVER STATION INEM8 13.1 NE
INGOMAR.
0319 PM RAIN 3 SSE LIMESTONE 45.41N 109.87W
10/12/2026 M0.60 INCH STILLWATER MT MESONET
MESONET STATION CW9088 NYE.
0328 PM RAIN 3 SSW BILLINGS 45.75N 108.57W
10/12/2026 M0.60 INCH YELLOWSTONE MT MESONET
MESONET STATION FW2748 BILLINGS.
0333 PM RAIN 5 N PINE CREEK 45.58N 110.58W
10/12/2026 M0.60 INCH PARK MT MESONET
MESONET STATION DVI022525 DEPUY SPRING CREEK
LLC.
0800 AM RAIN 2 WNW LOCKWOOD 45.83N 108.44W
10/12/2026 M0.58 INCH YELLOWSTONE MT COCORAHS
COCORAHS STATION MT-YS-14 BILLINGS 4.5 NE.
0253 PM RAIN 3 NW MILES CITY 46.43N 105.88W
10/12/2026 M0.57 INCH CUSTER MT ASOS
ASOS STATION KMLS MILES CITY.
0800 AM RAIN SPRINGDALE 45.74N 110.23W
10/12/2026 M0.56 INCH PARK MT CO-OP OBSERVER
CO-OP OBSERVER STATION SPDM8 SPRINGDALE.
0300 PM RAIN 9 NNW LAVINA 46.43N 108.99W
10/12/2026 M0.56 INCH GOLDEN VALLEY MT MESONET
MESONET STATION GW0668 RYEGATE.
0324 PM RAIN 9 WNW PINE CREEK 45.55N 110.74W
10/12/2026 M0.54 INCH PARK MT MESONET
MESONET STATION DW7301 LIVINGSTON.
0700 AM RAIN 1 ENE FROMBERG 45.39N 108.89W
10/12/2026 M0.53 INCH CARBON MT COCORAHS
COCORAHS STATION MT-CB-19 FROMBERG.
0357 PM RAIN 6 ENE LIVINGSTON 45.70N 110.45W
10/12/2026 M0.53 INCH PARK MT ASOS
KLVM ASOS STORM TOTAL RAINFALL.
0800 AM RAIN 9 NNE ROUNDUP 46.56N 108.47W
10/12/2026 M0.52 INCH MUSSELSHELL MT COCORAHS
COCORAHS STATION MT-MH-12 ROUNDUP 8.5 NNE.
0700 AM RAIN 2 W STORY 44.58N 106.93W
10/12/2026 M0.50 INCH SHERIDAN WY COCORAHS
COCORAHS STATION WY-SH-44 STORY 2.1 W.
0240 PM RAIN 4 SE KNOWLTON 46.31N 105.03W
10/12/2026 M0.50 INCH CUSTER MT MESONET
MESONET STATION KTFM8 KNOWLTON.
0300 PM RAIN 5 W RED LODGE 45.19N 109.35W
10/12/2026 M0.50 INCH CARBON MT MESONET
MESONET STATION CLCM8 4.8 W RED LODGE
(SNOTEL).
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page