Los Angeles, CA...Long Beach, CA...Santa Ana, CA...Anaheim, CA...Glendale, CA...
Probabilistic Tornado Graphic
Probability of a tornado within 25 miles of a point. Hatched Area: 10% or greater probability of EF2 - EF5 tornadoes within 25 miles of a point.
Tornado Risk
Area (sq. mi.)
Area Pop.
Some Larger Population Centers in Risk Area
2 %
12,459
13,826,563
Los Angeles, CA...Long Beach, CA...Santa Ana, CA...Anaheim, CA...Glendale, CA...
Probabilistic Damaging Wind Graphic
Probability of damaging thunderstorm winds or wind gusts of 50 knots or higher within 25 miles of a point. Hatched Area: 10% of greater probability of wind gusts 65 knots or greater within 25 miles of a point.
Wind Risk
Area (sq. mi.)
Area Pop.
Some Larger Population Centers in Risk Area
5 %
15,422
14,008,985
Los Angeles, CA...Long Beach, CA...Santa Ana, CA...Anaheim, CA...Glendale, CA...
Probabilistic Large Hail Graphic
Probability of hail 1" or larger within 25 miles of a point. Hatched Area: 10% or greater probability of hail 2" or larger within 25 miles of a point.
Hail Risk
Area (sq. mi.)
Area Pop.
Some Larger Population Centers in Risk Area
No Risk Areas Forecast
SPC AC 120059
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0659 PM CST THU DEC 11 2014
VALID 120100Z - 121200Z
...THERE IS A MRGL RISK OF SVR TSTMS ACROSS COASTAL CA...
...SUMMARY...
ISOLATED THUNDERSTORMS WILL BE POSSIBLE ALONG THE WEST
COAST...PARTICULARLY NEAR COASTAL SOUTH-CENTRAL CALIFORNIA LATE
TONIGHT WHERE SOME STRONG STORMS ARE POSSIBLE.
...COASTAL CENTRAL/SOUTHERN CA...
WARM/MOIST CONVEYOR WILL CONTINUE AS A FRONTAL BAND OTHERWISE
SPREADS INLAND IN A GENERAL EAST-SOUTHEASTWARD FASHION ACROSS
CENTRAL/COASTAL SOUTHERN CA THROUGH EARLY FRIDAY. GRADUAL COOLING
ALOFT WILL AUGMENT THE 00Z OBSERVED SOUNDING FROM VANDENBERG AFB
WHICH FEATURED AN INVERSION AROUND 800 MB...WITH THERMODYNAMIC
PROFILES EXPECTED TO GRADUALLY BECOME MORE FAVORABLE FOR SOME
ISOLATED/EMBEDDED THUNDERSTORMS CLOSER TO SHORE LATER TONIGHT. WITH
STRONG WIND PROFILES ACROSS THE REGION...STRONG WIND GUSTS WILL BE
POSSIBLE IN ASSOCIATION WITH THE INLAND-SPREADING FRONTAL BAND. A
FEW LOW-TOPPED SUPERCELLS COULD ALSO DEVELOP OFFSHORE AND NEAR
COASTAL AREAS LATER TONIGHT/EARLY FRIDAY WITH ASSOCIATED POTENTIAL
FOR A FEW WATERSPOUTS AND POSSIBLY A BRIEF TORNADO.
..GUYER.. 12/12/2014
CLICK TO GET WUUS01 PTSDY1 PRODUCT
NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z
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