Area Forecast Discussion
Issued by NWS Glasgow, MT

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731
FXUS65 KGGW 122114
AFDGGW

Area Forecast Discussion
National Weather Service Glasgow MT
314 PM MDT Sun Oct 12 2025

.DISCUSSION...

KEY MESSAGES:

- Rain will move out of the area by this evening.

- Strong winds are expected behind the front tonight. A Lake wind
  Advisory is in effect until 10 PM.

- Cooler, wetter pattern will hold through the week.

WEATHER PATTERN OVERVIEW:

Today`s rain will continue moving east, fully moving out of
Montana by this evening. Gusty winds following behind the front
will continue through around midnight tonight, but lowering below
Lake Wind Advisory criteria by 10 PM. Lows in the 20s are expected
tonight. Highs on Monday will be similar to today, in the 40s and
50s, before a slight warm up towards the end of the week.

Cooler and wetter conditions will continue through the end of the
week, and possibly into the beginning of next week. There is
slight model agreement beginning to show that weak rain bands
will form when the low pressure system currently over the coast
of northern California moves through the high plains. Models are
hinting at another system following shortly after.

FORECAST CONFIDENCE & DEVIATIONS:

Blended day 1 - 2 winds with NBM90 and a blend of HiRes models.

Confidence in exact timing and amounts of precipitation next week
is still low. Confidence is increasing for precipitation
beginning Wednesday and moving out of the area Friday.

RDJ


&&

.AVIATION...

LAST UPDATE: 1930Z

FLIGHT CAT RANGE: IFR to MVFR to VFR

DISCUSSION: Cloud cover will remain steady with broadly IFR to
MVFR conditions expected through 0Z. Light rain is expected
through 21Z.

WIND: Northwest winds 15 to 25 kts gusting 30 to 40 kts through
this evening. Winds will lighten by 6Z to 10 to 15 kts gusting to
20. Then, becoming light from the north early Monday morning.

RDJ



&&

.GGW WATCHES/WARNINGS/ADVISORIES...
Lake Wind Advisory until 10 PM MDT this evening for Central and
Southeast Phillips-Central and Southern Valley-Garfield-McCone-
Petroleum.

&&

$$

weather.gov/glasgow