Area Forecast Discussion
Issued by NWS Glasgow, MT
Issued by NWS Glasgow, MT
060 FXUS65 KGGW 290503 AFDGGW Area Forecast Discussion National Weather Service Glasgow MT 1103 PM MDT Wed Oct 28 2026 .KEY MESSAGES... - Dry conditions are expected over the next several days but chances for rainfall increase over the weekend. - Temperatures will remain close or slightly above normal. && .DISCUSSION... Synopsis: An upper ridge will build over the northern plains through Friday as a cut-off low is positioned off the Pacific NW coast. SW flow over the area develops into Saturday will allow for clouds to increase through Saturday. The upper low then becomes an upper trough then moves inland Saturday night and Sunday. This will help spread an area of rain northeast into the CWA Sunday night. This rain is expected to move out Monday as an upper ridge moves in from the west. Temperatures through Friday are expected to be slightly below normal then slightly above normal this weekend into early next week. Conditions for the Trick or Treaters late Saturday should be dry with little wind. Don`t forget to set your clocks back an hour Saturday night. FORECAST CONFIDENCE & DEVIATIONS: No deviations from the NBM. Although low clouds and patchy fog are possible this morning that the NBM hasn`t handled 100 percent, so some tweaks in the forecast are possible later this morning. TFJ && .AVIATION... LAST UPDATED: 0500Z FLIGHT CAT RANGE: Mostly VFR. DISCUSSION: VFR conditions are expected but patchy fog and/or MVFR clouds will be in the vicinity of the TAF sites through about 15z this morning. WIND: Light and variable becoming northeast at 6 to 13 knots after 18Z. TFJ && .GGW WATCHES/WARNINGS/ADVISORIES... None. && $$ weather.gov/glasgow