FNUS75 KGJT 130356
FWSGJT

SPOT FORECAST FOR NARRAGUINNEP...FOREST SERVICE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
956 PM MDT WED AUG 12 2009

FORECAST IS BASED ON REQUEST TIME OF 2135 MDT ON AUGUST 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE THAT HAS BEEN AFFECTING WEATHER WILL BE PUSHED
EASTWARD ON THURSDAY. AS IT DOES...SOUTHERLY FLOW WILL BRING IN
SOME MOISTURE WHILE A WEAK DISTURBANCE MOVES OVER EASTERN UTAH TO
HELP SHOWER AND SCATTERED THUNDERSTORM FORMATION IN THE AFTERNOON
AND EVENING. MAIN CONCERN WITH THUNDERSTORMS WILL BE GUSTY WINDS
AND LIGHTNING NEAR AND UNDER THE STORMS. THUNDERSTORMS WILL
INITIALLY BE DRY BUT QUICKLY BECOME RAIN PRODUCERS AS SOUTHERLY
FLOW CONTINUES TO MOISTEN ATMOSPHERE. ON FRIDAY A PRE-FRONTAL
TROUGH WILL MOVE OVER AREA CAUSING MORE AFTERNOON SHOWERS AND
THUNDERSTORMS. SATURDAY WILL BE BREEZY AS GRADIENT TIGHTENS UP
AHEAD OF COLD FRONT THAT SHOULD MOVE THROUGH SATURDAY NIGHT.
SATURDAY WILL BEAR WATCHING AS FAR AS FIRE WEATHER IS CONCERNED
DUE TO LOW HUMIDITIES AND WINDS. THAT AFTERNOON AND EVENING
THUNDERSTORMS AND SHOWERS ARE EXPECTED WITH FRONTAL PASSAGE...AND
ANOTHER ROUND OF STORMS SUNDAY AS ATMOSPHERE REMAINS RATHER
UNSTABLE.

.THURSDAY...

SKY/WEATHER.........PARTLY CLOUDY (50-60%) THEN BECOMING MOSTLY
                    CLOUDY (60-70%). ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE MORNING...THEN SCATTERED
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....79-84 F.
MIN HUMIDITY........14-19%.
20-FOOT WINDS.......SOUTHEAST WINDS 5 MPH SHIFTING TO THE SOUTHWEST
                    10 TO 12 MPH WITH GUSTS TO 25 MPH IN THE
                    AFTERNOON.  GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS.
SMOKE DISPERSAL.....POOR TO FAIR (7700-45000 KNOT-FT).
HAINES INDEX........5 MODERATE.
TRANSPORT WINDS.....NORTHEAST 12 MPH SHIFTING TO THE SOUTHWEST 15
                    MPH IN THE AFTERNOON.

.THURSDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND
                    THUNDERSTORMS.
MIN TEMPERATURE.....54-59 F.
MAX HUMIDITY........51-56%.
20-FOOT WINDS.......SOUTHWEST WINDS 5 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
SMOKE DISPERSAL.....POOR (7700-12500 KNOT-FT).
HAINES INDEX........5 MODERATE.
TRANSPORT WINDS.....SOUTHWEST 12 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND
                    THUNDERSTORMS.
MAX TEMPERATURE.....73-78 F.
MIN HUMIDITY........23-28%.
20-FOOT WINDS.......SOUTH WINDS 5 MPH BECOMING WEST TO SOUTHWEST
                    11 TO 13 MPH WITH GUSTS TO 20 MPH AFTER 12PM.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS.
SMOKE DISPERSAL.....POOR (12100-12300 KNOT-FT) INCREASING TO FAIR
                    TO GOOD (57000-78700 KNOT-FT) IN THE LATE
                    MORNING AND AFTERNOON.
HAINES INDEX........4 LOW.
TRANSPORT WINDS.....SOUTHWEST 11 MPH.

.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS. LOWS 51-61.
HIGHS 73-83. SOUTHWEST WINDS 15 MPH WITH HIGHER GUSTS.
.SUNDAY...
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS. LOWS 48-58.
HIGHS 73-83. SOUTHWEST WINDS 13 MPH WITH GUSTS TO AROUND 25 MPH.
.MONDAY...
PARTLY CLOUDY. LOWS 43-53. HIGHS 77-87. SOUTHWEST WINDS 5 MPH.

$$
FORECASTER...TOM RENWICK
REQUESTED BY...KENT GRANT
TYPE OF REQUEST...WILDFIRE
.TAG 20090812.NARRA.02/GJT