FNUS76 KSTO 032043
FWSSTO

SPOT FORECAST FOR SIGNAL FIRE
NATIONAL WEATHER SERVICE SACRAMENTO CA
143 PM PDT WED JUL 3 2013

IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE.

...RED FLAG WARNING THROUGH 2300 FOR ABUNDANT LIGHTNING...

DISCUSSION...
INCREASED MOISTURE AND INSTABILITY WILL LIKELY TRIGGER THUNDERSTORM
ACTIVITY OVER THE FIRE AREA THIS AFTERNOON AND EVENING. INITIAL
STORMS MAY BE DRIER BEFORE MORE WETTING TOWARD THE EVENING. THE
INSTABILITY MAY KEEP SOME ISOLATED THUNDERSTORM ACTIVITY INTO
THURSDAY MORNING. DECREASING THUNDERSTORMS THURSDAY AND NOTHING
EXPECTED FRIDAY.

FOR TODAY
   WEATHER............BECOMING MOSTLY CLOUDY BY LATE AFTERNOON WITH
SCATTERED SHOWERS AND THUNDERSTORMS. SOME MODERATE TO HEAVY
RAINSHOWERS COULD OCCUR UNDER THESE SLOW MOVING STORMS.
   TEMPERATURE........104-106...DOWN TREND 3-5 FROM TUES
   HUMIDITY...........20-24%...UP TREND 2-4% FROM TUES
   WIND...20-FT.......UPSLOPE 2-4 MPH
   RIDGETOP WIND......NORTH-NORTHEAST 3-5 MPH WITH GUSTS TO 10 MPH
   CWR................20%
   LAL................2
   MIXING HEIGHT......12000 FT
   MIXING WINDS.......NORTH 4-6 MPH

FOR TONIGHT
   WEATHER............MOSTLY CLOUDY WITH SCATTERED SHOWERS AND
THUNDERSTORMS THROUGH THE EVENING WITH SOME ISOLATED STORMS AFTER
MIDNIGHT. SOME MODERATE TO HEAVY RAINSHOWERS COULD OCCUR UNDER THESE
SLOW MOVING STORMS.
   TEMPERATURE........MIN 73-76
   HUMIDITY...........MAX 45-50%
   WIND...20-FT.......DOWNSLOPE 1-4 MPH
   RIDGETOP WIND......NORTH 4-6 MPH WITH GUSTS TO 10 MPH EARLY IN THE
MORNING
   CWR................30% IN THE EVENING BECOMING LESS THAN 20% AFTER
MIDNIGHT
   LAL................3 BECOMING 2 AFTER MIDNIGHT
   MIXING HEIGHT......DECREASING TO 2500 FT BY 2300
   MIXING WINDS.......NORTH 3-5 MPH INCREASING TO 5-8 MPH AFTER
MIDNIGHT

OUTLOOK FOR TOMORROW
   WEATHER............STABILITY INCREASING SLIGHTLY. BUT STILL EXPECT
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS TO LINGER INTO THURSDAY.
   TEMPERATURE........100-104...DOWN TREND 3-4 FROM WED
   HUMIDITY...........20-24%...LITTLE CHANGE FROM WED
   WIND...20-FT.......UPSLOPE 2-4 MPH
   RIDGETOP WIND......NORTH-NORTHEAST 3-5 MPH WITH GUSTS TO 10 MPH
   CWR................20%
   LAL................2
   MIXING HEIGHT......INCREASING TO 12000 FT IN THE AFTERNOON
   MIXING WINDS.......NORTHEAST 4-6 MPH SHIFTING TO SOUTHWEST 4-6 MPH
LATE IN THE AFTERNOON


FORECASTER...JCLAPP

$$

REQUESTED BY...ROBERT HOLT
REASON FOR REQUEST...WILDFIRE