FNUS76 KSGX 261730
FWSSGX

SPOT FORECAST FOR OBSERVATORY PILE BURNING...CNF PALO
NATIONAL WEATHER SERVICE SAN DIEGO CA
930 AM PST TUE FEB 26 2013

FORECAST IS BASED ON IGNITION TIME OF 0930 PST ON FEBRUARY 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

NOTE...SOUTH ASPECT AND BOTTOM ELEVATION OF 4200 FEET DOES NOT
FIT LOCATION...I USED EAST ASPECT AND 4805 FT. PLEASE VERIFY
INPUTS ON NEXT SPOT REQUEST.

.DISCUSSION...
HIGH PRESSURE BUILDING AT THE SURFACE OVER NEVADA AND A HIGH
PRESSURE RIDGE BUILDING ALOFT ALONG THE WEST COAST THROUGH
THURSDAY. RIDGE WILL SHIFT INLAND FRIDAY AND BEGIN TO BREAK DOWN
ON SATURDAY. FOR TODAY THROUGH FRIDAY...EXPECT GENERAL WINDS FROM
THE EAST AND NORTHEAST...LOW HUMIDITY...AND WARMING TEMPERATURES.
WITH THE RIDGE BREAK DOWN ON SATURDAY SHOULD SEE A LATE AFTERNOON
WIND SHIFT TO THE WEST...BUT CONTINUED DRY AND WARM. COOLER ON
SUNDAY WITH INCREASING HUMIDITY AS A TROUGH MOVES INLAND TO THE
NORTH.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 53.
MIN HUMIDITY........15 PERCENT.
EYE LEVEL WIND.......
   SLOPES...........UPSLOPE/EAST TO 5 MPH WITH GUSTS 10 MPH.
   RIDGETOP.........NORTHEAST 10 MPH.
CHC WETTING RAIN....0 PERCENT.
LAL.................1.
MIXING HEIGHT.......2000 FT AGL.
MIXING WINDS........NORTHEAST 10 MPH.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....AROUND 39.
MAX HUMIDITY........20 PERCENT.
EYE LEVEL WIND.......
   SLOPES...........EAST 2 TO 5 MPH THROUGH 2100 PST...THEN
                    DOWNSLOPE 1 TO 2 MPH.
   RIDGETOP.........NORTHEAST 10 MPH.
CHC WETTING RAIN....0 PERCENT.
LAL.................1.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........NORTHEAST 12 MPH.

.WEDNESDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 54.
MIN HUMIDITY........15 PERCENT.
EYE LEVEL WIND.......
   SLOPES...........UPSLOPE/EAST 5 MPH WITH GUSTS 15 MPH.
   RIDGETOP.........NORTHEAST 10 MPH WITH GUSTS 20 MPH.
CHC WETTING RAIN....0 PERCENT.
LAL.................1.
MIXING HEIGHT.......1500 FT AGL.
MIXING WINDS........NORTHEAST 15 MPH.

.FORECAST DAYS 3 THROUGH 7...

.WEDNESDAY AND THURSDAY...
CLEAR. LOWS AROUND 40. HIGHS AROUND 56. EYE LEVEL WINDS EAST 10
MPH WITH GUSTS TO 35 MPH. MAX RH 21 PERCENT. MIN RH 13 PERCENT.

.THURSDAY NIGHT AND FRIDAY...
CLEAR. LOWS AROUND 46. HIGHS AROUND 61. EYE LEVEL WIND EAST 7 MPH
WITH GUSTS TO 25 MPH. MAX RH 20 PERCENT. MIN RH 12 PERCENT.

.FRIDAY NIGHT AND SATURDAY...
MOSTLY CLEAR. LOWS AROUND 49. HIGHS AROUND 64. EYE LEVEL WIND EAST
5 MPH WITH GUSTS 15 MPH. MAX RH 22 PERCENT. MIN RH 17 PERCENT.

.SATURDAY NIGHT AND SUNDAY...
PARTLY CLOUDY. LOWS AROUND 50. HIGHS AROUND 61. EYE LEVEL WINDS
UPSLOPE/EAST 2 TO 5 MPH IN THE MORNING...BECOMING WEST 2 MPH WITH
GUSTS 10 MPH IN THE AFTERNOON. MAX RH 27 PERCENT. MIN RH 22 PERCENT.

.SUNDAY NIGHT AND MONDAY...
PARTLY CLOUDY. LOWS AROUND 44. HIGHS AROUND 59. EYE LEVEL WINDS
DOWNSLOPE 1 TO 3 MPH SUNDAY NIGHT AND UPSLOPE/EAST 3 TO 5 MPH
MONDAY. MAX RH 58 PERCENT. MIN RH 38 PERCENT.

$$
FORECASTER...ROB BALFOUR
REQUESTED BY...TIM GRAY
TYPE OF REQUEST...PRESCRIBED
.TAG 20130226.OBSER.01/SGX