Area Forecast Discussion
Issued by NWS Boise, ID

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000
FXUS65 KBOI 012054
AFDBOI

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
254 PM MDT MON JUN 1 2015

.SHORT TERM...TONIGHT THROUGH WEDNESDAY...SHOWERS AND ISOLATED
THUNDERSTORMS WILL CONTINUE OVERNIGHT ACROSS SE OREGON AND THE
CENTRAL IDAHO MTNS. THE SNAKE PLAIN TO THE ID/NV BORDER WILL DRY
OUT EARLY TONIGHT AFTER THE REMAINING AFTERNOON/EVENING SHOWERS
AND STORMS DISSIPATE. AIRMASS REMAINS UNSTABLE THROUGH WEDNESDAY
WITH AFTERNOON SHOWERS AND THUNDERSTORMS INITIATING OFF OF HIGHER
TERRAIN. FOR TUESDAY THERE IS LESS DYNAMIC FORCING AND THE
CONVECTIVE PARAMETERS AREN/T AS ROBUST AS TODAY...SO EXPECT LESS
COVERAGE AND ORGANIZATION TO THE AFTERNOON SHOWERS AND STORMS.
ACTIVITY RETREATS TO THE EAST-CENTRAL OREGON AND WEST-CENTRAL ID
MTNS TUESDAY NIGHT WITH LOSS OF DAYTIME HEATING. ENERGY
CIRCULATING AROUND THE PARENT LOW WILL SWING THROUGH SE OREGON AND
SW IDAHO ON WEDNESDAY. THIS WILL FIRE OFF ANOTHER ROUND OF SHOWERS
AND STORMS WITH THE FOCUS OF ACTIVITY OVER SW IDAHO ZONES...
ESPECIALLY SOUTH OF THE SNAKE RIVER. TEMPERATURES ARE AT OR
SLIGHTLY BELOW NORMAL THROUGH WEDNESDAY.

.LONG TERM...WEDNESDAY NIGHT THROUGH MONDAY...MODELS ARE STILL IN
GOOD AGREEMENT AND CONTINUITY REMAINS ABOVE AVERAGE. THE UPPER LEVEL
TROUGH RAPIDLY DEEPENS SOUTH OVER THE COAST ON THURSDAY THEN CLOSES
OFF OVER CALIFORNIA BY FRIDAY. MOIST UNSTABLE AIR CIRCULATING AROUND
THE UPPER LOW WILL SUPPORT AT LEAST A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH SATURDAY. AS THE UPPER LOW CENTER DRIFTS NORTH
AND EAST SUNDAY AND MONDAY CHANCES OF SHOWERS WILL INCREASE TO ABOVE
CLIMATOLOGICAL VALUES. TEMPERATURES WILL BE NEAR NORMAL THURSDAY
THEN WARM TO AROUND 5 DEGREES ABOVE NORMAL FOR FRIDAY THROUGH
MONDAY.

&&

.AVIATION...VFR. EXPECT SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS
OVERNIGHT IN OREGON OVER HARNEY...NORTHERN MALHEUR...AND BAKER
COUNTIES...AND IN IDAHO IN THE WEST CENTRAL AND BOISE MOUNTAINS.
ELSEWHERE ISOLATED SHOWERS AND THUNDERSTORMS WILL END BY 06Z.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL REDEVELOP ON
TUESDAY MAINLY NORTH OF A KLKV-KBOI-FAIRFIELD LINE. SURFACE WINDS...
SOUTHWEST TO WEST AROUND 10 KTS. WINDS ALOFT...SOUTHWEST TO WEST 10-
20 KTS.

&&


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

&&

$$

WEATHER.GOV/BOISE

SHORT TERM...DG
LONG TERM....JT
AVIATION.....JT


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