543
FXUS65 KGGW 280710
AFDGGW
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GLASGOW MT
110 AM MDT WED MAY 28 2025
DISCUSSION
KEY MESSAGES:
- GENERALLY DRY CONDITIONS AND SLOWLY WARMING TEMPERATURES WILL
CONTINUE THROUGH SATURDAY.
- SUNDAY WILL BE THE WARMEST DAY WITH A CHANCE OF AFTERNOON AND
EVENING THUNDERSTORMS.
- WIDESPREAD RAIN AND COOLER TEMPERATURES POSSIBLE STARTING
SUNDAY NIGHT AND CONTINUING FOR SEVERAL DAYS.
WEATHER PATTERN OVERVIEW:
UPPER LOW OVER THE UPPER MIDWEST WILL SLOWLY DRIFT EAST AS AN
UPPER RIDGE BUILDS INTO THE NORTHERN ROCKIES. THIS WILL LEAD TO A
GENERAL WARMING TREND ACROSS EASTERN MONTANA THE NEXT SEVERAL DAYS.
A WEAK SHORTWAVE WILL SLIDE THROUGH THE RIDGE ON FRIDAY, WITH A
FEW SHOWERS AND THUNDERSTORMS POSSIBLE MAINLY ACROSS THE NORTH.
COLD FRONT WITH THE WAVE WILL BRING STRONGER NORTHWEST WINDS,
WHICH MAY BE ENOUGH FOR A LAKE WIND ADVISORY. BEYOND THIS WEEKEND,
AN UPPER TROUGH/LOW MOVING INTO THE PACIFIC NORTHWEST WILL
DISPLACE THE RIDGE, AND LEAD TO COOLER AND WETTER WEATHER FOR THE
FIRST WEEK OF JUNE.
FORECAST CONFIDENCE & DEVIATIONS:
HIGH CONFIDENCE ON THE WARMING TREND THROUGH SUNDAY. LOW
CONFIDENCE OF ANY PRECIPITATION CHANCES UNTIL SUNDAY NIGHT.
PRETTY MUCH WENT WITH THE NBM THROUGH THE ENTIRE 7 DAY PERIOD.
AVIATION
FLIGHT CATEGORY: VFR.
DISCUSSION: MID AND HIGH CLOUDS OVER THE AREA EARLY THIS MORNING
WILL CLEAR AFTER SUNRISE. THERE WILL BE SOME DAYTIME CUMULUS
ACROSS THE REGION THIS AFTERNOON. HAZE FROM WILDFIRE IN
SASKATCHEWAN WILL ALSO BE VISIBLE TODAY AND TONIGHT.
WINDS: EAST TO SE WINDS 5 TO 10 KNOTS TODAY AND SOUTH TO SE
TONIGHT.
GGW WATCHES/WARNINGS/ADVISORIES
NONE.
WEATHER.GOV/GLASGOW
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