| D3 | Sat, Mar 22, 2008 - Sun, Mar 23, 2008 | D6 | Tue, Mar 25, 2008 - Wed, Mar 26, 2008 |
| D4 | Sun, Mar 23, 2008 - Mon, Mar 24, 2008 | D7 | Wed, Mar 26, 2008 - Thu, Mar 27, 2008 |
| D5 | Mon, Mar 24, 2008 - Tue, Mar 25, 2008 | D8 | Thu, Mar 27, 2008 - Fri, Mar 28, 2008 |
| (All days are valid from 12 UTC - 12 UTC) | |||
ZCZC SPCFWDD38 ALL FNUS28 KWNS 200935 DAY 3-8 FIRE WEATHER OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0435 AM CDT THU MAR 20 2008 VALID 221200Z - 281200Z ...DISCUSSION... SAT D3 WILL BEGIN WITH AN UPPER SHORTWAVE TROUGH MOVING SEWD ACROSS THE CNTRL ROCKIES...ON THE BACKSIDE OF A BROADER TROUGH WHICH WILL STRETCH EWD ACROSS THE CNTRL AND ERN U.S. AT THE SURFACE...HIGH PRESSURE WILL EXTEND FROM THE NRN ROCKIES INTO THE GREAT BASIN...AND WILL RESULT IN LOCALLY GUSTY NLY WINDS THROUGH THE CO RIVER VALLEY DURING THE DAY AND ACROSS SRN CA NEAR THE COSTAL RANGE. IT WILL BE VERY WARM AND DRY THROUGH THE CO RIVER VALLEY BUT SUSTAINED WINDS APPEAR TOO MARGINAL FOR A CRITICAL AREA AT THIS TIME. SIMILARLY...WINDS WILL BE MARGINAL OVER THE SRN CA COASTAL RANGE AND FUEL MOISTURE REMAINS RELATIVELY HIGH. THE D3 TROUGH WILL AMPLIFY INTO THE MS VALLEY ON D4...PUSHING A LARGE AREA OF HIGH PRESSURE SWD FROM ACROSS THE CENTRAL AND ERN U.S. WITH COOL AND DRY WEATHER. THIS AREA OF HIGH PRESSURE WILL BEGIN TO MODIFY OVER THE SRN HIGH PLAINS ON D5 AS LEE TROUGHING OCCURS. INCREASING SWLY WINDS WILL RESULT OVER NERN NM AND THE TX/OK PANHANDLES...BUT TEMPERATURES WILL BE COOL AND RH MARGINALLY LOW THIS SOON AFTER SUCH A STRONG COLD FRONT PASSAGE...THUS NO CRITICAL FIRE THREAT EXPECTED ON D5. ON D6...MODELS DIVERGE...WITH THE GFS SHOWING STRONG WIND AND LOW RH COMBO OCCURRING OVER THE SWRN U.S...BUT THE ECMWF...TYPICALLY THE PREFERRED MODEL...SHOWS A LOWER AMPLITUDE FLOW REGIME. ..JEWELL.. 03/20/2008 ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT... $$