FNUS76 KSGX 131309 AAA FWSSGX SPOT FORECAST FOR COTTONWOOD PILE BURN...UPDATED NATIONAL WEATHER SERVICE SAN DIEGO CA 509 AM PST WED JAN 13 2010 FORECAST IS BASED ON IGNITION TIME OF 0700 PST ON JANUARY 13. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK COLD FRONT WILL MOVE ACROSS THE BURN SITE TODAY... BRINGING A CHANCE OF RAIN SHOWERS THROUGH THIS EVENING. HIGH PRESSURE REBUILDS RAPIDLY BEHIND THE FRONT AND OVERNIGHT A STRONG DRYING TREND IS UNDERWAY. BY THURSDAY MORNING THE WINDS ARE OUT OF THE NORTHEAST AND THIS OFFSHORE WIND PATTERN WILL CONTINUE INTO SATURDAY. ANOTHER COLD FRONT IS FORECAST TO MOVE OVER THE BURN SITE SUNDAY NIGHT. PERIODS OF HEAVY RAIN ARE FORECAST FOR NEXT WEEK AS A SERIES OF STORMS MOVE ACROSS SOUTHERN CALIFORNIA. .TODAY... SKY/WEATHER.........BECOMING MOSTLY CLOUDY. CHANCE OF SHOWERS. MAX TEMPERATURE.....AROUND 55. MIN HUMIDITY........70 PERCENT. WIND................ MID SLOPES.........WEST TO SOUTHWEST 10 MPH WITH GUSTS TO 25 MPH. UPR SLP/RIDGETOP...WEST 15 TO 25 MPH WITH GUSTS 35 MPH. CWR.................30 PERCENT. RAINFALL AMOUNT.....0.05 INCHES MIXING HEIGHT.......1000 FT AGL...BECOMING 3500 FT AGL IN THE LATE MORNING AND EARLY AFTERNOON. MIXING WINDS........WEST 15 MPH. .TONIGHT... SKY/WEATHER.........CLOUDY EVENING WITH A CHANCE OF SHOWERS... PARTIAL CLEARING OVERNIGHT. MIN TEMPERATURE.....AROUND 37. MAX HUMIDITY........100 PERCENT...LOWERING TO 65 PERCENT AFTER MIDNIGHT. WIND................ MID SLOPES.........NORTHWEST 5 TO 10 MPH WITH GUSTS 25 MPH IN THE EVENING DIMINISHING TO LESS THAN 5 MPH AFTER MIDNIGHT. UPR SLP/RIDGETOP...NORTHWEST 25 MPH GUSTING 35 MPH IN THE EVENING... DIMINISHING TO NORTHWEST 10 TO 15 MPH AFTER MIDNIGHT. CWR.................15 PERCENT. RAINFALL AMOUNT.....0.03 INCHES. MIXING HEIGHT.......2500 FT AGL UNTIL MIDNIGHT THEN STRONG INVERSION DEVELOPING WITHIN 500 FT AGL. MIXING WINDS........NORTHWEST 20 MPH IN THE EVENING...THEN NORTH 10 MPH AFTER MIDNIGHT. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....AROUND 60. MIN HUMIDITY........20 PERCENT. WIND................ MID SLOPES.........NORTH TO NORTHEAST 5 TO 15 MPH WITH GUSTS 30 MPH. UPR SLP/RIDGETOP...NORTH 15 MPH WITH GUSTS TO 30 MPH. CWR.................0 PERCENT. MIXING HEIGHT.......STRONG INVERSION WITHIN 500 FT AGL UNTIL 0900 PST... THEN MIXING TO 6000 FT AGL IN THE LATE MORNING AND EARLY AFTERNOON. MIXING WINDS........NORTH 15 MPH. .FORECAST DAYS 3 THROUGH 5... .FRIDAY... BREEZY. MOSTLY CLEAR. LOWS AROUND 44. HIGHS AROUND 63. WINDS NORTHEAST TO EAST 15 TO 25 MPH WITH GUSTS TO 45 MPH. MAXIMUM RELATIVE HUMIDITY 35 PERCENT. MINIMUM RELATIVE HUMIDITY 15 PERCENT. .SATURDAY... PARTLY CLOUDY. LOWS AROUND 45. HIGHS AROUND 61. WINDS EAST 5 TO 15 MPH WITH GUSTS TO 25 MPH IN THE MORNING BECOMING SOUTHWEST TO WEST 5 MPH IN THE AFTERNOON. MAXIMUM RELATIVE HUMIDITY 30 PERCENT. MINIMUM RELATIVE HUMIDITY 15 PERCENT. .SUNDAY...BECOMING CLOUDY WITH A 60 PERCENT CHANCE OF RAIN SUNDAY NIGHT. LOWS AROUND 39. HIGHS AROUND 56. WINDS SOUTHWEST 5 TO 10 MPH WITH GUSTS 20 MPH. MINIMUM RELATIVE HUMIDITY 25 PERCENT...OCCURRING IN THE MORNING. HUMIDITY INCREASING THROUGH THE DAY. $$ FORECASTER...ROB BALFOUR REQUESTED BY...BRIAN RHODES TYPE OF REQUEST...PRESCRIBED .TAG 20100113.COTTO.01/SGX