| D3 | Sun, May 11, 2008 - Mon, May 12, 2008 | D6 | Wed, May 14, 2008 - Thu, May 15, 2008 |
| D4 | Mon, May 12, 2008 - Tue, May 13, 2008 | D7 | Thu, May 15, 2008 - Fri, May 16, 2008 |
| D5 | Tue, May 13, 2008 - Wed, May 14, 2008 | D8 | Fri, May 16, 2008 - Sat, May 17, 2008 |
| (All days are valid from 12 UTC - 12 UTC) | |||
ZCZC SPCFWDD38 ALL FNUS28 KWNS 091056 DAY 3-8 FIRE WEATHER OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0556 AM CDT FRI MAY 09 2008 VALID 111200Z - 171200Z ...DISCUSSION... MODEL GUIDANCE INDICATE A SIGNIFICANT UPPER-LEVEL TROUGH OVER THE CNTRL CONUS INITIALLY ON DAY 3/SUN...SHOULD EVOLVE INTO A CLOSED LOW ACROSS THE MID-ATLANTIC THROUGH DAY 4/MON. DURING THIS TIME FRAME...THE NEXT POTENT UPPER-LEVEL TROUGH WILL ENTER THE PACIFIC NW AND EVENTUALLY AMPLIFY ACROSS THE WRN OR CNTRL CONUS. THE ECMWF AND TO A LESSER EXTENT THE CMC CONTINUE TO DEPICT THIS AMPLIFICATION MORE SO OVER THE ROCKIES INTO THE PLAINS...WHILE THE GFS AND MAJORITY OF ITS ENSEMBLE MEMBERS SUGGEST DIGGING WILL TAKE PLACE OVER THE GREAT BASIN. DESPITE THESE MAJOR EVOLUTION DIFFERENCES...STRONG KINEMATIC FIELDS SHOULD OVERSPREAD THE SRN ROCKIES REGION AND LIKELY LEAD TO CRITICAL THREATS ON DAYS 4/5 MON/TUE. THE SPATIAL EXTENT REMAINS THE GREATEST UNCERTAINTY AND WILL THEREFORE MAINTAIN A GENERALLY MORE CONSERVATIVE AREAL DELINEATION...FOLLOWING THE ECMWF. IN THE WAKE OF THE UPPER LOW PROGRESSING THROUGH THE MID-ATLANTIC...A COLD FRONT SHOULD SWEEP SWD INTO NRN/CNTRL FL ON DAY 4/MON. GUSTY WINDS AND ASSOCIATED DRYING BEHIND THE BOUNDARY WILL LIKELY RESULT IN AN ENHANCED FIRE WEATHER THREAT. HOWEVER...POTENTIAL EFFECTS OF TSTMS/RAINFALL PRIOR TO FRONTAL PASSAGE MITIGATE A CRITICAL AREA INCLUSION ATTM. ..GRAMS.. 05/09/2008 ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT... $$