521
SXUS55 KTFX 211504
OSOINF
MONTANA AREA OBSERVATIONS AND TENDENCIES
NATIONAL WEATHER SERVICE GREAT FALLS MT
904 AM MDT THU MAY 21 2026
GREAT FALLS MONTANA CWA
LOCATION HR TMP DEW VIS WIND PRES TCH DCH 3HRTEND
===================================================================
AS-GREAT FAL0853 AM 44 36 10.0 270 9G + 1022.4MB -9 -1 -0.3MB
AS-CUT BANK + + + + + +G + -100.0MB + + -100.0MB
AS-HAVRE AIR0853 AM 48 39 10.0 230 8G + 1019.9MB -1 -1 -0.1MB
AS-LEWISTOWN+ + + + + +G + -100.0MB + + -100.0MB
AS-HELENA AI0853 AM 47 34 10.0 330 7G + 1023.0MB 0 1 1.3MB
AS-BELGRADE 0856 AM 41 38 10.0 130 8G + 1020.7MB -6 5 2.2MB
AS-DILLON AI0853 AM 40 36 10.0 36012G + 1018.2MB -9 8 2.5MB
AW-MALMSTROM+ + + + + +G + -100.0MB + + -100.0MB
AW-CONRAD AP+ + + + + +G + +IN + + +IN
AW-CHOTEAU A+ + + + + +G + +IN + + +IN
AW-TWIN BRID0855 AM 41 36 10.0 1023G30 30.12IN -7 6 0.03IN
AW-ENNIS BIG0850 AM 36 34 10.0 35022G31 30.14IN -12 6 0.03IN
AW-FORT BENT0855 AM 49 38 10.0 240 8G + 30.11IN -1 -3 0.00IN
AW-THREE FOR+ + + + + +G + +IN + + +IN
AW-CHINOOK A+ + + + + +G + +IN + + +IN
AW-W YELLOWS0855 AM 37 36 10.0 0 0G + 30.03IN 1 13 0.01IN
AW-WHITE SUL+ + + + + +G + +IN + + +IN
AW-ALPHA/RAY+ + + + + +G + -100.0MB + + -100.0MB
AW-BRAVO/GEY+ + + + + +G + -100.0MB + + -100.0MB
AW-CHARLIE/S+ + + + + +G + -100.0MB + + -100.0MB
AW-DELTA/DEN+ + + + + +G + -100.0MB + + -100.0MB
AW-ECHO/WINI+ + + + + +G + -100.0MB + + -100.0MB
AW-FOXTROT/A+ + + + + +G + -100.0MB + + -100.0MB
AW-GOLF/SIMM+ + + + + +G + -100.0MB + + -100.0MB
AW-HOTEL/FAI+ + + + + +G + -100.0MB + + -100.0MB
AW-INDIA/ULM+ + + + + +G + -100.0MB + + -100.0MB
AW-JULIET/PO+ + + + + +G + -100.0MB + + -100.0MB
AW-LIMA/JUDI+ + + + + +G + -100.0MB + + -100.0MB
AW-MIKE/MOOR+ + + + + +G + -100.0MB + + -100.0MB
AW-NOVEMBER/+ + + + + +G + -100.0MB + + -100.0MB
AW-OSCAR/ROY+ + + + + +G + -100.0MB + + -100.0MB
ALBERTA/SASK/ID/WY
LOCATION HR TMP DEW VIS WIND PRES TCH DCH 3HRTEND
===================================================================
WHITECOURT 0800 AM 43 30 15.0 250 6G + 1020.2MB -3 -7 -0.9MB
AS-BOISE 0853 AM 59 36 10.0 31010G + 1016.5MB 2 4 1.8MB
RED DEER 0800 AM 45 34 9.0 240 6G + 1022.2MB 2 0 -0.4MB
CALGARY 0800 AM 48 30 40.0 340 9G + 1022.5MB 2 -2 0.1MB
LETHBRIDGE 0800 AM 48 39 60.0 32012G + 1021.3MB 7 0 0.1MB
MEDICINE HAT0800 AM 46 43 15.0 290 6G + 1019.3MB 1 2 -0.3MB
SWIFT CURREN0800 AM 43 41 9.0 26012G + 1018.6MB -3 -4 0.7MB
MISSOULA MONTANA CWA/N ID
LOCATION HR TMP DEW VIS WIND PRES TCH DCH 3HRTEND
===================================================================
AS-KALISPELL0855 AM 40 37 10.0 0 0G + 1023.7MB -6 -7 0.1MB
AS-MISSOULA 0853 AM 45 40 10.0 0 0G + 1023.3MB 1 -1 1.0MB
AS-BUTTE 0901 AM 39 33 10.0 300 9G + 1020.3MB -1 1 1.4MB
AW-ANACONDA 0855 AM 42 37 10.0 50 9G + 30.15IN -4 1 0.03IN
AW-DEER LODG+ + + + + +G + +IN + + +IN
AW-PLAINS 0855 AM 43 43 10.0 0 5G + 30.22IN -7 -7 0.02IN
AW-LIBBY APT+ + + + + +G + +IN + + +IN
AW-EUREKA AP+ + + + + +G + +IN + + +IN
AW-HAMILTON-0855 AM 45 39 10.0 340 5G + 30.19IN -5 3 0.03IN
AW-SALMON 0856 AM 52 32 10.0 1015G20 30.11IN 5 0 0.03IN
AS-POWELL 0852 AM 50 46 + 0 0G + 30.19IN -2 0 0.03IN
AW-SAND POIN0855 AM 50 34 10.0 90 5G + 30.21IN 0 -9 0.03IN
AW-THOMPSON + + + + + +G + +IN + + +IN
NORTHEASTERN MONTANA
LOCATION HR TMP DEW VIS WIND PRES TCH DCH 3HRTEND
===================================================================
GLASGOW 0853 AM 47 41 10.0 320 9G + 1018.4MB -8 0 0.5MB
GLENDIVE 0856 AM 50 45 10.0 1010G + 1017.4MB -7 16 1.7MB
JORDAN 0848 AM 46 40 + 33010G + 1018.8MB -13 2 -0.1MB
MALTA 0855 AM 52 45 10.0 290 6G14 -100.0MB -2 -1 -100.0MB
SIDNEY + + + + + +G + -100.0MB + + -100.0MB
WOLF POINT 0853 AM 55 41 10.0 350 5G + 1017.3MB -4 5 -0.3MB
AW-CIRCLE + + + + + +G + +IN + + +IN
AW-CULBERTSO+ + + + + +G + +IN + + +IN
SCOBEY + + + + + +G + +IN + + +IN
PLENTYWOOD S0855 AM 48 46 10.0 330 9G + 30.02IN -7 18 0.00IN
POPLAR AIRPO0855 AM 50 43 10.0 130 5G + 30.03IN -7 9 0.00IN
SOUTHEASTERN MONTANA/NC WY
LOCATION HR TMP DEW VIS WIND PRES TCH DCH 3HRTEND
===================================================================
LIVINGSTON A0853 AM 36 34 8.0 190 3G + 1020.8MB -16 3 2.6MB
BILLINGS AIR0853 AM 43 41 10.0 40 7G + 1019.9MB -11 16 2.6MB
MILES CITY A0853 AM 46 44 8.0 33012G + 1017.4MB -9 16 1.5MB
BAKER ASOS 0851 AM 53 43 10.0 36021G29 1015.6MB -4 14 0.4MB
AW-BIG TIMBE0855 AM 39 36 9.0 30 7G22 30.13IN -13 8 0.04IN
AW-HARDIN BI0855 AM 45 43 5.0 300 8G + 30.07IN -12 13 0.03IN
AW-FORSYTH 0855 AM 45 45 5.0 330 7G + 30.06IN -13 12 0.03IN
AW-KILO/HARL+ + + + + +G + +IN + + +IN
AW-LAUREL 0855 AM 43 43 6.0 50 8G + 30.11IN -12 16 0.04IN
AW-ROUNDUP + + + + + +G + +IN + + +IN
AW-EKALAKA + + + + + +G + +IN + + +IN
SHERIDAN ASO0853 AM 40 39 2.5 32016G + 1017.5MB -13 9 2.4MB
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