Area Forecast Discussion
Issued by NWS Glasgow, MT
Issued by NWS Glasgow, MT
362 FXUS65 KGGW 220804 AFDGGW Area Forecast Discussion National Weather Service Glasgow MT 204 AM MDT Fri Aug 22 2025 .DISCUSSION... KEY MESSAGES: - A few showers in the southwest is the main concern this morning. Then mainly dry weather is expected for several days. WEATHER PATTERN OVERVIEW: Cool 500 millibar temperatures with northwest flow aloft brings low (20 percent) confidence of showers occurring over the southwest portion of the CWA through this morning. A weak, dry cold front will pass through this afternoon, so a Lake Wind Advisory has been issued for winds associated with this disturbance. There is moderate (50 percent) confidence of dry weather occurring over the next 3 days as northwest flow aloft prevails. Then temperatures will warm again by early next week to near average as a ridge builds in. No significant smoke is expected the next two days. FORECAST CONFIDENCE & DEVIATIONS: Increased winds for Fort Peck Lake to NBM 90. There is low confidence on showers in the southwest this morning, and moderate confidence on dry weather occurring after this morning. && .AVIATION... UPDATED: 0900Z on August 22nd. FLIGHT CAT RANGE: VFR. DISCUSSION: Scattered mid to high level clouds through the TAF cycle. WINDS: Light north, increasing to northwest at 10 to 20 knots after 15Z. && .GGW WATCHES/WARNINGS/ADVISORIES... Lake Wind Advisory from 11 AM this morning to 7 PM MDT this evening for Central and Southeast Phillips-Central and Southern Valley-Garfield-McCone-Petroleum. && $$ weather.gov/glasgow