FNUS75 KGJT 132050
FWSGJT

SPOT FORECAST FOR STORMVEX - PM...NWS
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
250 PM MDT WED APR 13 2011

FORECAST IS BASED ON IGNITION TIME OF 1430 MDT ON APRIL 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A PACIFIC STORM WILL BRING ANOTHER ROUND OF SNOW TO
THE RESEARCH SITE BEGINNING THIS EVENING. DEVELOPMENT OF SNOW MAY
BE A BIT LATER IN THE EVENING THAN EARLIER FORECAST AS MODELS HAVE
SLOWED SYSTEM PROGRESS SOMEWHAT. REGARDLESS...EXPECT PERIODS OF
SNOW TO DEVELOP LATE TONIGHT AS STRONG UPPER LEVEL FORCING AND A
COLD FRONT ASSOCIATED WITH THE STORM MOVE ACROSS THE PARK AND GORE
RANGE. AHEAD OF THE FRONT BREEZY SOUTH TO SOUTHWEST WINDS WILL
PREVAIL...SHIFTING TO THE NORTHWEST AND INCREASING IN INTENSITY WITH
FRONTAL PASSAGE LATE TONIGHT. VISIBILITY WILL BECOME LIMITED DUE
TO BLOWING SNOW. ACCUMULATIONS ARE EXPECTED TO RANGE FROM 6 TO 10
INCHES BY LATE THURSDAY AFTERNOON.

.TONIGHT...

SKY/WEATHER.........BECOMING CLOUDY (90-100%). SCATTERED SHOWERS
    AND ISOLATED THUNDERSTORMS IN THE EVENING...
    THEN PERIODS OF SNOW AFTER MIDNIGHT. AREAS OF
    BLOWING SNOW AFTER MIDNIGHT.
CLOUD BASES.........CLOUDS WILL BE LOWERING THROUGH THE EVENING
    GOING FROM UNLIMITED EARLY ON...THEN DROPPING
    TO 3000 TO 5000 FT AGL LATER THIS EVENING...
    FINALLY LOWERING TO THE RESEARCH SITE AROUND
    MIDNIGHT.
MIN TEMPERATURE.....22-27 F.
MAX HUMIDITY........83-88%.
20-FOOT WINDS.......SOUTH WINDS 13 TO 18 MPH WITH GUSTS TO 35 MPH
    AT TIMES. GUSTY AND ERRATIC WINDS EXPECTED
    NEAR THUNDERSTORMS IN THE EVENING.
TRANSPORT WINDS.....SOUTH 20 MPH.

.THURSDAY...

SKY/WEATHER.........CLOUDY (90-100%). PERIODS OF SNOW AND BLOWING
    SNOW.
CLOUD BASES.........AT OR BELOW THE ELEVATION OF THE RESEARCH SITE.
MAX TEMPERATURE.....27-32 F.
MIN HUMIDITY........64-69%.
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH. GUSTS UP TO 30 MPH
                    INCREASING TO 40 MPH EARLY IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 31 MPH.

$$

FORECASTER...NORV LARSON
REQUESTED BY...DUTY FORECASTER
TYPE OF REQUEST...PRESCRIBED
.TAG 20110413.STORM.02/GJT