FNUS76 KSGX 221553 FWSSGX SPOT FORECAST FOR DOG...CDF SDU NATIONAL WEATHER SERVICE SAN DIEGO CA 853 AM PDT FRI JUL 22 2011 FORECAST IS BASED ON REQUEST TIME OF 0757 PDT ON JULY 22. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... MARINE LAYER DEPTH NEAR 2000 FT MSL...MODERATE INVERSION AT THIS LEVEL WILL BE WEAKENING BETWEEN 1000-1100 PDT BUT NOT FULLY BREAKING SO MIXING HEIGHT/SMOKE DISPERSION WILL BE CAPPED AROUND 3500 FT MSL. EXPECT DIURNAL WINDS THROUGH LATE MORNING...THEN GENERAL WINDS WILL MIX DOWN AND PREVAILING WINDS WILL SWITCH TO THE WEST AND SOUTHWEST. FOR SATURDAY...THE GENERAL WINDS BECOME SOUTHEAST AND SOME CUMULUS CLOUD BUILDUPS MAY BE SEEN TO THE DISTANT EAST AND SOUTH. FOR SUNDAY AND MONDAY THE AIR MASS BECOMES MOIST AND UNSTABLE ENOUGH FOR THUNDERSTORMS TO DEVELOP OVER THE HIGHER MOUNTAINS. ANY IMPACT FROM THESE ON THE INCIDENT WOULD BE DURING EVENING HOURS. .TODAY... SKY/WEATHER.........BECOMING MOSTLY SUNNY. MAX TEMPERATURE.....AROUND 80. MIN HUMIDITY........40 PERCENT. WIND................ SLOPES...........LIGHT UPSLOPE WINDS BECOMING WEST 10 MPH WITH GUSTS 15 MPH AFTER 1100 PDT. RIDGETOP.........WEST 10 TO 15 MPH. GUSTS TO 15 MPH EARLY IN THE AFTERNOON. MIXING HEIGHT.......500 FT AGL. MIXING WINDS........NORTHWEST 5 MPH BECOMING WEST 5 TO 10 MPH EARLY IN THE AFTERNOON. TIME (PDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........100 100 6 6 6 6 6 6 25 WEATHER COV.....ARS ARS WEATHER TYPE....FOG FOG TEMP............64 67 74 77 80 80 78 78 73 RH..............71 65 50 45 40 40 58 45 50 20 FT WIND DIR..W W W W W W W W NW 20 FT WIND SPD..4 4 4 4 4 8 8 8 4 20 FT WIND GUST.5 5 10 10 10 15 15 15 15 EYE LVL WND DIR.S S W W W W W W NW EYE LVL WND SPD.2 2 4 4 4 8 8 8 4 EYE LVL WND GST.5 5 10 10 10 15 15 15 15 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR...BECOMING MOSTLY CLOUDY. AREAS OF FOG LATE IN THE EVENING. MIN TEMPERATURE.....AROUND 61. MAX HUMIDITY........85 PERCENT. WIND................ SLOPES...........WINDS WEST 5 MPH IN THE EVENING BECOMING LIGHT. RIDGETOP.........WEST 5 TO 10 MPH BECOMING SOUTHWEST 10 TO 15 MPH EARLY IN THE EVENING. GUSTS TO 15 MPH EARLY IN THE EVENING. MIXING HEIGHT.......500 FT AGL. MIXING WINDS........NORTH 5 TO 10 MPH. TIME (PDT) 6 PM 9 PM MIDNGT 3 AM SKY (%).........25 25 81 81 WEATHER COV..... AREAS AREAS WEATHER TYPE....NONE NONE FOG FOG TEMP............68 61 62 62 RH..............66 83 79 77 20 FT WIND DIR..NW W N N 20 FT WIND SPD..4 4 0 0 20 FT WIND GUST.15 5 EYE LVL WND DIR.NW W N N EYE LVL WND SPD.4 4 0 0 EYE LVL WND GST.15 5 .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY...BECOMING MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. MAX TEMPERATURE.....AROUND 74. MIN HUMIDITY........55 PERCENT. WIND................ SLOPES...........LIGHT WINDS BECOMING WEST 10 MPH EARLY IN THE MORNING. RIDGETOP.........SOUTHWEST 5 TO 10 MPH. CHC WETTING RAIN....0 PERCENT. LAL.................1. MIXING HEIGHT.......500-1000 FT AGL. MIXING WINDS........WEST 5 MPH BECOMING NORTHWEST 5 TO 10 MPH EARLY IN THE AFTERNOON. TIME (PDT) 6 AM 9 AM NOON 3 PM SKY (%).........81 81 15 15 WEATHER COV.....AREAS AREAS WEATHER TYPE....FOG FOG NONE NONE TEMP............61 66 73 73 RH..............78 68 56 56 20 FT WIND DIR..N NW W W 20 FT WIND SPD..0 4 4 8 20 FT WIND GUST. 5 5 10 EYE LVL WND DIR.N NW W W EYE LVL WND SPD.0 4 4 8 EYE LVL WND GST. 5 5 10 .FORECAST DAYS 3 THROUGH 5... .SUNDAY AND MONDAY... PARTLY CLOUDY. PATCHY FOG. SLIGHT CHANCE OF THUNDERSTORMS DURING THE EVENING HOURS. LAL 2. CHANCE OF WETTING RAIN 15 PERCENT. LOWS AROUND 65. HIGHS AROUND 77. WINDS WEST 10 MPH. .TUESDAY... PARTLY CLOUDY. LOWS AROUND 64. HIGHS 71 TO 76. WINDS WEST 5 MPH. $$ FORECASTER...ROB BALFOUR REQUESTED BY...MIKE WHITE B3313 TYPE OF REQUEST...WILDFIRE .TAG 20110722.DOG__.01/SGX