Suppression Forecast
Issued by NWS Boise, ID

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000
FNUS75 KBOI 271137
FWSBOI

SPOT FORECAST FOR ROCKY BEAR...FS
NATIONAL WEATHER SERVICE BOISE ID
537 AM MDT MON APR 27 2015

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON APRIL 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RAPID WARMING THROUGH TUESDAY...

.DISCUSSION...
STRONG UPPER LEVEL HIGH PRESSURE CURRENTLY IN WESTERN WASHINGTON/
OREGON WILL SHIFT EAST AND CONTINUE TO AMPLIFY.  THIS WILL BRING
SIGNIFICANT AFTERNOON WARMING COMPARED TO YESTERDAY.  RIDGE AXIS
WILL BE DIRECTLY OVER THE FIRE SUNRISE TUESDAY.  WINDS ALOFT WILL
THEN BECOME SOUTHWESTERLY AND INCREASE.  LATER TUESDAY LOW PRESSURE
AT THE SURFACE WILL APPROACH FROM THE WEST.  LIGHT EASTERLY SURFACE
WINDS TODAY WILL BECOME SOUTHERLY TONIGHT AND INCREASE SLIGHTLY
TUESDAY AFTERNOON.  THE COMBINATION OF LOWERING SURFACE PRESSURE
UNDER SOUTHWEST WINDS ALOFT WILL CONTINUE THE WARMING TUESDAY.
DESPITE THE WARMING...MINIMUM HUMIDITY TUESDAY AFTERNOON WILL
HOLD IN THE 20 TO 25 PERCENT RANGE.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....61 TO 63.
MIN HUMIDITY........23 TO 26 PERCENT.
WIND - EYE LEVEL....EAST 2 TO 4 MPH.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......3500 FT AGL.
TRANSPORT WIND......NORTHEAST AROUND 5 MPH.
VENTILATION INDEX...180 POOR.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....36 TO 38.
MAX HUMIDITY........68 TO 73 PERCENT.
WIND - EYE LEVEL....SOUTH 2 TO 4 MPH.
HAINES INDEX........2 VERY LOW.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WIND......VARIABLE 2 MPH.
VENTILATION INDEX...6 POOR.

.TUESDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....67 TO 69.
MIN HUMIDITY........21 TO 23 PERCENT.
WIND - EYE LEVEL....SOUTH AROUND 5 MPH IN THE MORNING...
                    5-8 MPH IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......3000 FT AGL.
TRANSPORT WIND......SOUTH AROUND 10 MPH.
VENTILATION INDEX...300 FAIR.

$$
FORECASTER...COLIN
REQUESTED BY...PATRICK SCHON
TYPE OF REQUEST...PRESCRIBED
.TAG 20150427.ROCKY.01/BOI



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