Area Forecast Discussion
Issued by NWS Boise, ID
FXUS65 KBOI 241533
Area Forecast Discussion
National Weather Service Boise ID
933 AM MDT FRI JUN 24 2016
.DISCUSSION...Wind advisory in effect until 6 pm for the southeast
part of the CWA. Currently winds are gusting at or above 30 mph
in Jerome and Twin Falls. Otherwise, a few showers were moving
east across the higher terrain of the north and skies were mostly
sunny over the southern half of the area. No changes will be made
to the forecast at this time.
.AVIATION...VFR with mid to upper level cloud cover. Gusty winds
through this evening, west-northwest 15-20kts with gusts 25-35kts.
Highest gusts expected east of KMUO with sustained winds 20-30kts
and gusts as high as 40kts. Isolated showers and thunderstorms
north of a KBKE-KMYL line through this afternoon. Winds aloft to
10k feet MSL southwest 10-35kts.
Weekend outlook...VFR. Mostly clear skies with light winds expected.
SHORT TERM...Today through Saturday...Main impact weather today
will be winds as an upper level low situated over Washington state
moves east across the northern Rockies. West to northwest winds
are expected to reach advisory levels across the Western Magic
Valley, Camas Prairie and Southern Twin Falls County by this
afternoon as the pressure gradient tightens up. Cold front
associated with the system looks like it has moved through the
forecast area and cooler air behind it will keep daytime highs
today about 15 degrees cooler than yesterday. Little moisture with
this system and the chance of measurable precipitation will stay
across the north, with just a few sprinkles possible this morning
further south. Models continue show a little instability across
the north for a slight chance of an afternoon thunderstorm. Winds
will diminish toward sunset with limited cloud cover and dry air
allowing for cool overnight temperatures tonight. Rising heights
on Saturday will trend temperatures up but afternoon high
temperatures will be a little below normal with dry weather and
LONG TERM...Saturday night through Thursday...Latest model runs
continue the trend of dry and warm conditions through the extended
period. Ridge of high pressure will remain in place over the
Intermountain West with models still showing a few shortwave troughs
moving through the flow Tuesday through Thursday. No precipitation
is expected over the forecast area as these shortwave troughs move
through the flow as any moisture with these systems will remain
north of the forecast area. Temperatures through the extended period
will average 7-10 degrees above normal.
ID...Wind Advisory until 6 PM MDT this evening IDZ016-028-030.
PREV SHORT TERM...TL
PREV LONG TERM....JA