940
FXUS65 KBOI 240955
AFDBOI
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
255 AM MST MON FEB 24 2020
SHORT TERM...TODAY THROUGH WEDNESDAY NIGHT
COLD NORTHWESTERLY
FLOW TODAY WILL BRING COOLER AND BREEZY CONDITIONS WITH SNOW
SHOWERS IN THE WEST CENTRAL MOUNTAINS OF IDAHO. SHOWERS WILL
DIMINISH BY EVENING. DRY CONDITIONS AND LIGHT WINDS EXPECTED
TUESDAY. A WEAK SHORTWAVE PASSAGE ON WEDNESDAY COULD BRING A FEW
SNOW SHOWERS TO THE WEST CENTRAL MOUNTAINS. TEMPERATURES WILL BE A
FEW DEGREES BELOW NORMAL TODAY. NEAR NORMAL TEMPERATURES EXPECTED
BY WEDNESDAY.
LONG TERM...THURSDAY THROUGH MONDAY
NORTHWEST FLOW ALOFT ON
THURSDAY WILL TRANSITION TO SOUTHWEST FLOW ON FRIDAY AS AN UPPER
RIDGE MOVES THROUGH THE REGION, RESULTING IN DRY CONDITIONS AND A
WARMING TREND. TEMPERATURES WILL BE AROUND 5 DEGREES ABOVE NORMAL ON
THURSDAY AND AROUND 10 DEGREES ABOVE NORMAL ON FRIDAY, WITH LOWER-
VALLEY HIGHS IN THE UPPER 50S TO LOWER 60S FRIDAY. AN UPPER TROUGH
WILL EXPAND AS IT ENTERS THE WESTERN US NEXT WEEKEND, PROVIDING OUR
AREA WITH A CHANCE OF SHOWERS BY SUNDAY. TEMPERATURES WILL COOL TO
NEAR NORMAL ON SUNDAY AND SNOW LEVELS WILL LOWER TO AROUND 4000
FEET. THE TROUGH IS EXPECTED TO MOVE EAST OF THE AREA ON MONDAY AS
MOISTURE STARTS TO SPREAD BACK INTO THE PACIFIC NORTHWEST. MOST OF
OUR AREA IS EXPECTED TO REMAIN DRY ON MONDAY WITH JUST A SLIGHT
CHANCE OF SHOWERS IN BAKER COUNTY AND CENTRAL IDAHO. TEMPERATURES
REMAIN NEAR NORMAL.
AVIATION
WIDESPREAD VFR. SCATTERED MVFR SNOW SHOWERS OVER THE
WEST CENTRAL AND BOISE MOUNTAINS THROUGH THE AFTERNOON. SURFACE
WINDS NORTHWEST 5-15 KTS WITH GUSTS TO AROUND 20 KTS. WINDS ALOFT AT
10K FT MSL: NORTHWEST 30-45 KTS.
BOI WATCHES/WARNINGS/ADVISORIES
ID...NONE.
OR...NONE.
WWW.WEATHER.GOV/BOISE
WWW.FACEBOOK.COM/NWSBOISE
WWW.TWITTER.COM/NWSBOISE
SHORT TERM...JDS
LONG TERM....BW
AVIATION.....BW
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