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Forecast Discussion for Boise, ID

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091
FXUS65 KBOI 140455
AFDBOI

Area Forecast Discussion
National Weather Service Boise ID
1055 PM MDT Fri Mar 13 2026

.UPDATE...Updated aviation discussion.

&&

.KEY MESSAGES...
- A strong cold front will bring gusty winds, isolated
  thunderstorms, and mountain showers tomorrow. The strongest
  winds are expected in the Lower Snake Plain, south of Boise.

- Temperatures will dip below freezing tomorrow night, with much
  cooler daytime highs on Sunday.

- An early season heat wave will lead to record high
  temperatures area-wide Tuesday through Thursday.

&&

.SHORT TERM /Through Sunday Night/...
Issued 222 PM MDT FRI MAR 13 2026
Breezy and cloudy conditions will continue through the evening
for most of the region. Light precipitation in far northern
Valley and Baker County is anticipated through the evening, with
minor accumulations. A strong cold front is anticipated to move
through the region tomorrow, bringing much cooler temperatures,
gusty winds, isolated thunderstorms, and a brief period of
valley rain and mountain snow. The front looks to move through
northeast Oregon and the West Central Mountains early Saturday
morning, hitting the Snake River Valley by the late morning.
Embedded heavier showers and thunder are possible (063.
&&

$$

www.weather.gov/Boise

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AVIATION.....NF
SHORT TERM...SA
LONG TERM....JDS

Previous Forecast Discussions may be found at
NWS Boise, ID (BOI) Office Forecast Discussions.
(Click 'Previous Version' there to view past versions successively.
Some may differ only in time posted.)

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