SPC AC 220037
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0637 PM CST MON DEC 21 2009
VALID 220100Z - 221200Z
...NO TSTM AREAS FORECAST...
...SYNOPSIS...
A FEW TSTMS HAVE BEEN NOTED OVER THE NORTHERN SACRAMENTO VALLEY LATE
THIS AFTERNOON...AND A COUPLE ADDITIONAL TSTMS/LIGHTNING STRIKES MAY
CONTINUE MAINLY THROUGH EARLY EVENING /PERHAPS 02-03Z/ ACROSS
SURROUNDING PORTIONS OF NORTHERN CA/PERHAPS NV IN ASSOCIATION WITH
THE SHORTWAVE TROUGH DIGGING SOUTHEASTWARD OVER THE PACIFIC
NORTHWEST/NORTHERN CA. LIMITED COVERAGE/DURATION PRECLUDES TSTM
PROBABILITIES FOR THIS SCENARIO...WHILE TSTM POTENTIAL OTHERWISE
REMAINS VIRTUALLY NIL ACROSS THE CONUS.
..GUYER.. 12/22/2009
CLICK TO GET WUUS01 PTSDY1 PRODUCT
NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z
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