SPC AC 161027
DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0527 AM CDT SAT OCT 16 2004
VALID 181200Z - 191200Z
...THERE IS A SLGT RISK OF SVR TSTMS ON MONDAY OVER PARTS OF THE MID
MS AND LOWER OH VALLEYS...
ETA/GFS SOLUTIONS CONTINUE TO SHOW FAST ZONAL FLOW OVER THE CENTRAL
UNITED STATES ON MONDAY. MAIN SURFACE LOW SHOULD BE OVER EASTERN KS
BY AFTERNOON...WITH WARM FRONT EXTENDING EASTWARD ACROSS THE OH
VALLEY. WARM/MOIST AIRMASS IS FORECAST OVER THE WARM SECTOR WITH
DEWPOINTS IN THE 60S AND AFTERNOON MLCAPE VALUES OF 1000-2000 J/KG.
ETA AND GFS GUIDANCE DIFFER IN TIMING OF UPPER FEATURES AND LOCATION
OF LOW LEVEL JET. HOWEVER...PRESENT INDICATIONS APPEAR FAVORABLE
FOR A RISK OF SEVERE THUNDERSTORMS MONDAY AFTERNOON AND EVENING NEAR
LOW/DRYLINE OVER PARTS OF IA/MO/IL/AR...AND ALONG WARM FRONT
EASTWARD INTO IND/OH/KY. VERTICAL SHEAR PROFILES SUGGEST A RISK OF
SUPERCELLS AND POSSIBLE TORNADOES. PORTIONS OF THIS AREA MAY
REQUIRE AN UPGRADE IN LATER OUTLOOKS.
..HART.. 10/16/2004
...NOTICE...
FOR USERS DECODING THE POINTS PARAGRAPH HEREIN...LATITUDE AND
LONGITUDE POINTS FOR THE CATEGORICAL AND PROBABILISTIC OUTLOOK
GRAPHICS ALSO ARE LOCATED IN A SEPARATE PRODUCT UNDER THE WMO
HEADINGS WUUS01 PTSDY1...WUUS02 PTSDY2...AND WUUS03 PTSDY3. THE
INCLUSION OF POINTS IN THIS PRODUCT WILL EVENTUALLY BE DISCONTINUED.
NOTE: THE NEXT DAY 3 OUTLOOK IS SCHEDULED FOR 1100Z
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