981
FXUS65 KBOI 280310
AFDBOI

Area Forecast Discussion
National Weather Service Boise ID
910 PM MDT Thu Jun 27 2024

.DISCUSSION...A west-northwest flow aloft will maintain the dry
conditions with mostly clear skies through Friday. Temperatures
will be a few degrees warmer than today along with light winds.
No updates.

&&

.AVIATION...VFR with mostly clear skies. Patchy smoke/haze from
regional wildfires may reduce visibility. Surface winds: W to
NW 5-15 kt. Winds aloft at 10kft MSL: W to NW 15-25 kt.

KBOI...VFR with mostly clear skies. Surface winds: NW less than
10 kt.

Weekend Outlook...Generally VFR. Potential for smoke/haze to
continue, mainly near wildfires. Increasing clouds Sunday. A
chance (15-25%) of afternoon showers and thunderstorms over west
central Idaho mountains. Daytime surface winds: W to NW 5-15 kt
Friday through Sunday, except gusts up to 25-30 kt Sunday.

&&

.PREV DISCUSSION...
SHORT TERM...Tonight through Saturday night...The upper level
low will move to the east today, ushering in cooler, near
normal temperatures for the region today and tomorrow. Breezy
westerly winds will continue across the region today and
tomorrow, with strong downsloping winds overnight mainly in the
Baker and Lower Treasure Valley. Strong gusts will approach
35-40 mph this afternoon in the Snake River Valley, helping keep
temperatures cool as well. A ridge will then build on Saturday,
bringing above normal temperatures to the region, with Boise
seeing highs in the mid to upper 90s. Patchy smoke aloft from
area wildfires will move into the Treasure Valley and near the
Nevada border today and tomorrow.

LONG TERM...Sunday through Thursday... A weak upper level
trough will move through the region on Sunday morning, bringing
a chance of showers and thunderstorms (15-25%), mainly over the
West Central Mountains and higher terrain near the ID-NV
border. This will bring northwest flow into the region, bringing
cooler temperatures on Monday and Tuesday. A large ridge will
build in to the desert southwest on Wednesday, bringing
extremely hot temperatures and dry conditions to the region by
the end of next week.

&&

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

&&

$$

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DISCUSSION...BW
AVIATION.....BW
SHORT TERM...SA
LONG TERM....SA