205
FXUS65 KGGW 252017
AFDGGW

Area Forecast Discussion
National Weather Service Glasgow MT
217 PM MDT Wed Sep 25 2024

.DISCUSSION...
KEY MESSAGES:

 - A cold front will push through early Thursday that will make
   for a windy day with some cooler air moving in. Gusts to 50 mph
   are possible.

 - Another cool front will move through Sunday with another windy
   period Sunday Night and Monday.

 - Dry conditions are expected.

WEATHER PATTERN OVERVIEW:

Progressive upper pattern will shift a warm ridge to our east
Thursday, allowing a cold front to slide through early in the
morning. Mid-level winds could briefly mix to the surface early,
then the general mixing will occur with the highest winds from
noon till about 3 pm. Isolated gusts to 50 mph cannot be ruled
out. A Lake Wind Advisory is in effect from 6 am till 8 PM.

A minor note will be the overnight lows today and Thursday will
be near record warm levels. Record for Glasgow today is 55 set in
2014 and tomorrow (Thursday) is 56 set in 2015.

Things quiet down for Friday into the weekend with another cold
front sliding through late Sunday. Winds will increase Sunday with
windy conditions Sunday Night and Monday. Monday will be the
coolest day with highs only in the 50s and low 60s.

FORECAST CONFIDENCE & DEVIATIONS:

Increased winds Thursday with a 50/50 blend of the NBM with the
NBM90. TFJ

&&

.AVIATION...
FLIGHT CONDITIONS: VFR.

DISCUSSION: A cold front will move east across the airports early
Thursday morning. Some LLWS will result as a morning temperature
inversion will be in place till about 15-16z. See TAFs for
details. Any clouds should be VFR.

WINDS: Expect S winds to diminish this evening becoming Light and
Variable before the cold front increases winds from the West about
15-16Z. TFJ


&&

.GGW WATCHES/WARNINGS/ADVISORIES...
Lake Wind Advisory from 6 AM to 8 PM MDT Thursday for Central
and Southeast Phillips-Central and Southern Valley-Garfield-
McCone-Petroleum.

&&

$$

weather.gov/glasgow