FNUS75 KBOI 171844
FWSBOI

SPOT FORECAST FOR UPPER WEISER...PAYETTE NF
NATIONAL WEATHER SERVICE BOISE ID
1244 PM MDT MON MAY 17 2010

FORECAST IS BASED ON IGNITION TIME OF 1330 MDT ON MAY 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...INCREASE IN WIND THIS AFTERNOON...
...SHOWERS AND THUNDERSTORMS POSSIBLE LATE THIS AFTERNOON AND THROUGH THE EVENING...

.DISCUSSION...
MOISTURE CONTINUES TO MOVE OVER THE REGION AHEAD OF A UPPER LOW THAT IS
EXPECTED TO MOVE ACROSS NORTHERN NEVADA TONIGHT. THE TRACK OF THE LOW IS SUCH
THAT IT PUTS THE WEST CENTRAL MOUNTAINS UNDER BETTER DYNAMICS ALOFT. THIS WILL
HELP BRING INCREASING CHANCES OF SHOWERS AND THUNDERSTORMS TO THE BURN AREA.
THIS AFTERNOON EXPECT WINDS TO BE ON THE INCREASE GENERALLY UP DRAINAGE AS
WINDS ALOFT ARE EXPECTED TO BE SOUTHERLY THEN SHIFT MORE SOUTHWEST OVERNIGHT
AND TUESDAY. SHOWERS ARE EXPECTED TO CONTINUE THROUGH THE DAY ON TUESDAY.


.REST OF TODAY...

SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS BY
                    LATE THIS AFTERNOON.
MAX TEMPERATURE.....69 TO 74.
MIN HUMIDITY........30 TO 35 PERCENT.
WIND (EYE LEVEL)....EAST WINDS SHIFTING UP DRAINAGE 7 TO 11 MPH.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......8500 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
VENTILATION INDEX...850 EXCELLENT.

.TONIGHT...

SKY/WEATHER.........CLOUDY. SCATTERED SHOWERS AND WIDELY SCATTERED
                    THUNDERSTORMS IN THE EVENING...THEN NUMEROUS
                    SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....42 TO 47.
MAX HUMIDITY........95 TO 100 PERCENT.
WIND (EYE LEVEL)....UP DRAINAGE WINDS BECOMING DOWN DRAINAGE AROUND 5 MPH
                    IN THE EVENING...BECOMING LESS THAN 3 MPH AFTER MIDNIGHT.
HAINES INDEX........2 VERY LOW.
MIXING HEIGHT.......900 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
VENTILATION INDEX...90 POOR.

.TUESDAY...

SKY/WEATHER.........CLOUDY. RAIN SHOWERS LIKELY THROUGH THE DAY.
MAX TEMPERATURE.....51 TO 56.
MIN HUMIDITY........66 TO 72 PERCENT.
WIND (EYE LEVEL)....NORTHWEST AROUND 5 MPH.
HAINES INDEX........2 VERY LOW.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
VENTILATION INDEX...200 FAIR.

$$
FORECASTER...REDMAN
REQUESTED BY...DISPATCH
TYPE OF REQUEST...PRESCRIBED
.TAG 20100517.UPPER.01/BOI