Area Forecast Discussion
Issued by NWS Boise, ID

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FXUS65 KBOI 252021
AFDBOI

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
221 PM MDT FRI JUL 25 2014

.SHORT TERM...RAPID WARMING THROUGH SUNDAY AS UPPER RIDGE BUILDS
NWWD FROM THE SRN ROCKIES.  MONSOON MOISTURE WILL SPREAD MID/HIGH
CLOUDS INTO SRN IDAHO ZONES SUNDAY AFTERNOON WITH A SLIGHT CHANCE OF
THUNDERSTORMS LATE SUNDAY IN SRN TWIN FALLS COUNTY.  HOWEVER...
CONVECTIVE PARAMETERS WILL BE WEAK UNTIL AFTER 00Z MONDAY.  CLEAR
SKIES AND DRY AIR TONIGHT WILL ALLOW MIN TEMPS TO DROP TO THE UPPER
30S AND 40S IN THE MOUNTAINS...UPPER 40S AND 50S IN THE VALLEYS...
I.E. NOT QUITE AS COOL AS LAST NIGHT.  MINS SATURDAY NIGHT WILL BE
ANOTHER 5 TO 7 DEGREES WARMER THAN TONIGHT.  MAX TEMPS SATURDAY WILL
BE 6 TO 10 DEGREES WARMER THAN TODAY...AND ANOTHER 3 TO 5 DEGREES
WARMER SUNDAY.  LIGHT DIURNAL WINDS.

.LONG TERM...SUNDAY NIGHT THROUGH FRIDAY...UPPER LEVEL RIDGE OVER
THE WESTERN U.S. THROUGH THE EXTEND PERIOD WILL TRANSPORT MONSOONAL
MOISTURE INTO THE REGION. LATEST ECMWF AND GFS GUIDANCE SHOWING MORE
MOISTURE AND HIGHER POPS FOR THE MIDDLE OF NEXT WEEK THAN THE
PREVIOUS RUNS. HAVE INCREASED POPS TUESDAY THROUGH WEDNESDAY
ESPECIALLY ACROSS SW IDAHO. SHOULD SEE AFTERNOON AND EVENING SHOWERS
AND THUNDERSTORMS THROUGH FRIDAY. TEMPERATURES WILL BE ABOUT 5
DEGREES ABOVE NORMAL MONDAY THEN CLOSE TO NORMAL WITH CLOUDS AND
PRECIPITATION TUESDAY THROUGH THURSDAY.

&&

.LONG TERM...SUNDAY NIGHT THROUGH FRIDAY...UPPER LEVEL RIDGE OVER
THE WESTERN U.S. THROUGH THE EXTEND PERIOD WILL TRANSPORT MONSOONAL
MOISTURE INTO THE REGION. LATEST ECMWF AND GFS GUIDANCE SHOW MORE
MOISTURE AND HIGHER POPS FOR THE MIDDLE OF NEXT WEEK THAN THE
PREVIOUS RUNS. HAVE INCREASED POPS TUESDAY THROUGH WEDNESDAY
ESPECIALLY ACROSS SW IDAHO. SHOULD SEE AFTERNOON AND EVENING SHOWERS
AND THUNDERSTORMS THROUGH FRIDAY. TEMPERATURES WILL BE ABOUT 5
DEGREES ABOVE NORMAL MONDAY THEN CLOSE TO NORMAL WITH CLOUDS AND
PRECIPITATION TUESDAY THROUGH THURSDAY.

&&

.AVIATION...VFR. CLEAR...EXCEPT FOR SMOKE IN VICINITY OF WILDFIRES.
WESTERLY SURFACE WINDS 5 TO 15 KNOTS.  WINDS ALOFT WILL BE WESTERLY
10 TO 15 KNOTS UP THROUGH 10K FEET MSL.

&&

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

&&

$$

WEATHER.GOV/BOISE

SHORT TERM...LC
LONG TERM....JDS/AB
AVIATION.....JDS


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