Topaz Idaho Weather Forecast Discussion

197
FXUS65 KPIH 081124
AFDPIH
Area Forecast Discussion
National Weather Service Pocatello ID
524 AM MDT Wed Oct 8 2025
.KEY MESSAGES...
- Frost and freeze warnings in effect this morning for the
  Arco/Mud Lake Desert and Snake River Plain with widespread
  below freezing temperatures during the early morning hours.
- Warming trend will continue throughout the week, with daytime
  temperatures 5 to 10 degrees above normal through Friday.
- Precipitation and colder temperatures return Friday through
  the weekend.
&&
.SHORT TERM /THROUGH THURSDAY NIGHT/...
Issued at 139 AM MDT Wed Oct 8 2025
Will have clear skies and very warm conditions today through
Thursday with well above normal temperatures. Highs today will
be mainly in the 60s to lower 70s with overnight lows mainly 30s
and 40s. Do not expect any freeze warnings to be issued tonight
with most of the Snake Plain above freezing. Thursday will be
the warmest day of the week with strong southwesterly flow aloft
and high temperatures in low elevations in the mid to upper
70s. and mountain highs in the 60s to lower 70s. Lows Thursday
night in the 40s to lower 50s valleys and 30s to 40s mountains.
Will be breezier Thursday with afternoon wind gusts in the 15 to
25 mph range out of the south.
&&
.LONG TERM /FRIDAY THROUGH TUESDAY/...
Issued at 139 AM MDT Wed Oct 8 2025
Upper level low will begin to push east with strong
southwesterly flow aloft pushing moisture into southeast Idaho
and a return of showers to the region on Friday. High
temperatures will remain above normal mainly in the 60s
mountains and 70s valleys. A cold front will move through
Saturday with significant cooling and showers continuing. Highs
will be in the 40s and 50s. Will have breezy conditions in the
Snake River Plain with gusts 20 to 30 mph. Snow levels drop to
the 5 to 6 thousand foot range Sunday and Sunday night so expect
some light accumulations Saturday night through Sunday night in
the higher elevations of the central mountains and eastern
highlands. Highs Sunday in the upper 30s to lower 40s mountains
and mid to upper 40s valleys. High temperatures will remain in
the 40s and 50s Monday through Wednesday with the chance of rain
and high elevation snow showers continuing.
&&
.AVIATION /12Z TAFS THROUGH 12Z THURSDAY/...
Issued at 523 AM MDT Wed Oct 8 2025
Clear skies continue through tonight. Will have some southwest
winds in the 10 knot range at PIH, IDA and DIJ this afternoon.
&&
.FIRE WEATHER...
Issued at 139 AM MDT Wed Oct 8 2025
Will have mainly clear skies and very warm conditions today and
Thursday with the chance for showers returning Friday. Will see
a cold frontal passage Saturday with much colder conditions and
a significant drop in temperatures with a chance for showers
into next week with the colder temperatures continuing. Snow
levels will drop to the 5 to 6 thousand foot level Sunday
through Sunday night with some light accumulations in high
elevations. Expect breezier conditions Friday into Saturday with
winds southerly Friday shifting to a more southwesterly
direction Saturday behind the cold frontal passage.
&&
.PIH WATCHES/WARNINGS/ADVISORIES...
Frost Advisory until 9 AM MDT this morning for IDZ051-055.
Freeze Warning until 9 AM MDT this morning for IDZ052>054.
&&
$$
SHORT TERM...GK
LONG TERM...GK
AVIATION...GK
FIRE WEATHER...GK

NWS PIH Office Area Forecast Discussion