Garden City, Idaho 7 Day Weather Forecast

Wx Forecast - Wx Discussion - Wx Aviation

636
FXUS65 KBOI 152058
AFDBOI

Area Forecast Discussion
National Weather Service Boise ID
258 PM MDT Tue Jul 15 2025

.SHORT TERM...Tonight through Thursday night...An upper level
trough continues to move south along Western MT into NW Wyoming
tonight. Drier air is moving into the area, keeping the threat
of thunderstorms mainly across the central ID mountains this
afternoon and southern Twin Falls County and areas east. As this
system moves southeast, the threat of storms will also move
southeast, ending the threat of storms tonight. Main threats
with the storms will be wind gusts up to 45 mph and areas of
blowing dust this afternoon and evening. The best dynamics will
generally be over SE Idaho this afternoon and evening. Dry and
breezy conditions expected on Wednesday with steady
temperatures. Slightly warmer conditions on Thursday with
temperatures in the lowest valleys up near 100F again. A slight
chance of thunderstorms in central OR west of Harney County and
southern Idaho along the NV border Thursday afternoon.

.LONG TERM...Friday through Tuesday...Models are hinting at a
shortwave moving over the area Friday morning into Friday
afternoon, but the ensemble guidance and current forecast is
dry and hot, with temperatures around 3-5 degrees above normal.
Valley temperatures remain up near 100F on Friday and Saturday.
A trough over British Columbia will bring northwest flow and will
lower temperatures a few degrees with breezy conditions Sunday
through Tuesday.

&&

.AVIATION...Mainly VFR. Smoke aloft, VFR surface haze at KBNO
Wednesday morning possible. Isolated showers and thunderstorms
east of KMYL and south of KTWF this afternoon/evening. Any
storms may produce gusts to 40 kt, but are unlikely to impact
terminals. Surface winds: 10-20 kt with gusts 20-30 kt this
afternoon. Winds aloft at 10kft MSL: W 15-30 kt.

KBOI...VFR and mostly clear, minimal smoke aloft. Surface winds:
10- 15 kt with gusts up to 25 kt this afternoon.

&&

.BOI WATCHES/WARNINGS/ADVISORIES...
ID...None.
OR...None.

&&

$$

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SHORT TERM...KA
LONG TERM....KA
AVIATION.....JM