FNUS75 KBOI 031751
FWSBOI

SPOT FORECAST FOR WARM SPRINGS...PAYETTE NF
NATIONAL WEATHER SERVICE BOISE ID
1151 AM MDT FRI MAY 3 2013

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON MAY 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...THUNDERSTORMS EXPECTED TO REMAIN EAST OF THE BURN UNIT TODAY...

.DISCUSSION...
AN UPPER TROUGH WILL BE PUSHING THROUGH THE REGION TODAY. THE AIRMASS IS
EXPECTED TO BE UNSTABLE THIS AFTERNOON AND EVENING FOR ISOLATED THUNDERSTORMS.
AT THIS TIME ANY THUNDERSTORMS ARE EXPECTED TO REMAIN EAST OF MCCALL AND
GENERALLY FROM 1500-1900 HOURS. THIS LOW IS EXPECTED TO TREK BACK TO THE
SOUTHWEST AND INTO NORTHWEST NEVADA OVERNIGHT. A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS ARE POSSIBLE ACROSS THE REGION BOTH SATURDAY AND SUNDAY.
WINDS ACROSS THE AREA ARE EXPECTED TO SHIFT FROM NORTHERLY TO MORE EASTERLY
OVERNIGHT AND INTO SATURDAY AS THIS LOW MOVES INTO NEVADA.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....62 TO 68.
MIN HUMIDITY........20 TO 25 PERCENT.
WIND - EYE LEVEL....NORTH 5 TO 10 MPH WITH GUSTS UP TO 15 MPH IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WIND......NORTH AROUND 15 MPH.
VENTILATION INDEX...1000 EXCELLENT.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. WIDELY SCATTERED SHOWERS AFTER
                    MIDNIGHT. CHANCE OF SHOWERS 20 PERCENT.
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........50 TO 60 PERCENT.
WIND - EYE LEVEL....NORTH 5 TO 9 MPH. GUSTS UP TO 16 MPH IN THE
                    EVENING. DOWNSLOPE 1 TO 4 MPH AFTER MIDNIGHT.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WIND......NORTHEAST AROUND 5 MPH.
VENTILATION INDEX...30 POOR.

.SATURDAY...

SKY/WEATHER.........PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
                    SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....62 TO 67.
MIN HUMIDITY........24 TO 29 PERCENT.
WIND - EYE LEVEL....UPSLOPE/UPVALLEY TO 5 MPH THEN BECOMING GUSTY AND ERRATIC
                    AS EAST TO NORTHEAST WINDS ALOFT FILTER TO THE SURFACE.
                    GUSTS UP TO 18 MPH IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WIND......EAST AROUND 20 MPH.
VENTILATION INDEX...1500 EXCELLENT.

$$
FORECASTER...REDMAN
REQUESTED BY...PAYETTE NATIONAL FOREST
TYPE OF REQUEST...PRESCRIBED
.TAG 20130503.WARMS.02/BOI