Area Forecast Discussion
Issued by NWS Boise, ID

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FXUS65 KBOI 240921

Area Forecast Discussion
National Weather Service Boise ID
321 AM MDT TUE MAY 24 2016

.SHORT TERM...Today through Wednesday...Mean upper level trough
will continue to impact the region through Wednesday. Disturbances
moving through the flow, as well as diurnal heating, will
encourage scattered showers each afternoon (mainly over the higher
terrain), tapering off each evening. Instability parameters will
be better today and Wednesday, therefore have included a slight
chance of thunderstorms in the afternoon and evening forecast.
Winds will be light through the period, except gusty near
thunderstorms. Temperatures will be a few degrees below normal.

.LONG TERM...Wednesday night through Monday...The extended starts
with a brief break in the unsettled weather as the upper trough
that is over the region in the short term kicks east only to be
replaced by another upper low Friday. This next upper low will
last through the weekend and into early next week. Snow levels
are expected to lower to around 5500 feet across the north to
6500 feet along the Nevada border by Saturday morning.
Temperatures will remain below normal through the extended with
afternoon and early evening showers and thunderstorms mainly over
the higher terrain.


.AVIATION...VFR. Scattered showers and isolated thunderstorms over
the higher terrain this afternoon with patchy mountain obscuration.
Activity tapering after sunset. Surface winds Northwest 5-10kt
with gusts up to 20kt near showers during the afternoon,
diminishing after sunset. Winds aloft at 10,000ft MSL North to
Northwest 10 to 15 kts.





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