397
FXUS65 KGGW 080758
AFDGGW
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GLASGOW MT
1258 AM MST THU JAN 8 2026
DISCUSSION
KEY MESSAGES:
- TEMPERATURES WILL BE CLOSER TO NORMAL TODAY AND FRIDAY.
- WARM FRONT ON SATURDAY WILL BRING SEVERAL DAYS OF ABOVE NORMAL
TEMPERATURES.
- MOSTLY DRY WEATHER IS EXPECTED FOR THE NEXT SEVERAL DAYS.
WEATHER PATTERN OVERVIEW:
A NEARLY ZONAL FLOW TODAY WILL TRANSITION INTO A DEEPENING TROUGH
ON FRIDAY AS SEVERAL SHORTWAVES PUSH THROUGH THE NORTHERN
ROCKIES. WITH THE AMPLIFYING FLOW, BY THE WEEKEND A RIDGE WILL
MOVE ACROSS THE WESTERN STATES.
SURFACE HIGH WILL BE OVER THE AREA TODAY WITH SOMEWHAT COLDER
TEMPERATURES THAT WILL BE SLIGHTLY ABOVE NORMAL. A COLD FRONT
WILL MOVE THOUGH TONIGHT THAT WILL LOWER TEMPERATURES TO NEAR
NORMAL FOR FRIDAY. MOISTURE WILL STAY TO THE SOUTH AND WEST OF THE
FORECAST AREA WITH THESE SYSTEMS.
SATURDAY AND SATURDAY NIGHT, A WARM FRONT IS EXPECTED TO MOVE
EAST ACROSS THE AREA WHICH WILL BRING A RETURN TO ABOVE NORMAL
TEMPERATURES. IF SKIES CLEAR WITH LIGHT WINDS, NIGHTTIME FOG IS
POSSIBLE. AN UPPER RIDGE WILL PREVAIL EARLY NEXT WEEK WITH DRY
WEATHER.
FORECAST CONFIDENCE & DEVIATIONS:
CONFIDENCE FOR TEMPERATURES OVER THE NEXT WEEK IS HIGH FOR
SUSTAINED MILD CONDITIONS IN THE SOUTHWEST ZONES, WHILE LOW TO MEDIUM
FOR THE HI-LINE WHERE LIGHT SNOW PACK LINGERS AND INVERSIONS ARE
LIKELY.
NO DEVIATIONS FROM NBM AT THIS TIME.
AVIATION
UPDATED: 2200Z.
FLIGHT CONDITION: VFR.
DISCUSSION: SKIES BECOME MOSTLY CLEAR TONIGHT WINDS MOSTLY LIGHT
UNDER A SHALLOW INVERSION.
LLWS: POTENTIAL EXISTS FOR ALL SITES PRIOR TO 06Z DUE TO A SURFACE
INVERSION HOLDING TOGETHER.
GGW WATCHES/WARNINGS/ADVISORIES
NONE.
WEATHER.GOV/GLASGOW
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