FNUS75 KGJT 120202 FWSGJT SPOT FORECAST FOR NARRAGUINNEP...USFS NATIONAL WEATHER SERVICE GRAND JUNCTION CO 802 PM MDT TUE AUG 11 2009 FORECAST IS BASED ON REQUEST TIME OF 1949 MDT ON AUGUST 11. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE TO REMAIN IN CONTROL FOR NEXT 24 HOURS WITH DRY AND WARM CONDITIONS IN PLACE. SOME WINDS REACHING 20 TO 25 MPH ARE POSSIBLE TOMORROW AFTERNOON AS INVERSION BREAKS AND AIR MIXES DOWN. HIGH PRESSURE WILL SLOWLY MOVE EASTWARD AND AS IT DOES MOISTURE WILL CREEP UNDER THE HIGH PRESSURE. THUS...NO THUNDERSTORMS ARE EXPECTED TOMORROW BUT BY THURSDAY SCATTERED THUNDERSTORMS ARE POSSIBLE EACH AFTERNOON THROUGH SUNDAY. MAIN CONCERN WITH STORMS WILL BE SHORT-LIVED DOWNBURST WINDS. .WEDNESDAY... SKY/WEATHER.........SUNNY (0-10%) THEN BECOMING PARTLY CLOUDY (30-40%). MAX TEMPERATURE.....87-92 F. MIN HUMIDITY........5-10%. 20-FOOT WINDS.......SOUTHEAST WINDS 6 TO 8 MPH SHIFTING TO THE SOUTHWEST 8 TO 12 MPH WITH GUSTS OF 20 TO 25 MPH AFTER 12PM. SMOKE DISPERSAL.....POOR (5600-7800 KNOT-FT) INCREASING TO VERY GOOD (134900-140600 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........6 HIGH. TRANSPORT WINDS.....SOUTHWEST 25 MPH. .WEDNESDAY NIGHT... SKY/WEATHER.........PARTLY CLOUDY (40-50%). MIN TEMPERATURE.....46-51 F. MAX HUMIDITY........37-42%. 20-FOOT WINDS.......SOUTHWEST WINDS 12 MPH SHIFTING TO THE SOUTHEAST 5 MPH AFTER MIDNIGHT. SMOKE DISPERSAL.....POOR (8100-37300 KNOT-FT). HAINES INDEX........6 HIGH. TRANSPORT WINDS.....WEST 12 MPH. .THURSDAY... SKY/WEATHER.........PARTLY CLOUDY (50-60%). SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....82-87 F. MIN HUMIDITY........10-15%. 20-FOOT WINDS.......SOUTHEAST WINDS 5 MPH SHIFTING TO THE SOUTHWEST 12 TO 15 MPH IN THE AFTERNOON WITH GUSTS UP TO 20 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (5500-7200 KNOT-FT) INCREASING TO VERY GOOD (133700-139800 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........5 MODERATE. TRANSPORT WINDS.....SOUTHWEST 20 MPH. .FORECAST DAYS 3 THROUGH 5... .FRIDAY... MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS. LOWS 52-62. HIGHS 74-84. SOUTHWEST WINDS 5 MPH. .SATURDAY... MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS. LOWS 53-63. HIGHS 74-84. SOUTHWEST WINDS 12 MPH. .SUNDAY... PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS. LOWS 50-60. HIGHS 76-86. SOUTHWEST WINDS 13 MPH. $$ FORECASTER...TOM RENWICK REQUESTED BY...KENT GRANT TYPE OF REQUEST...WILDFIRE .TAG 20090811.NARRA.02/GJT