FNUS73 KGRB 111624 FWSGRB SPOT FORECAST FOR ATHELSTANE BARRENS...DNR NATIONAL WEATHER SERVICE GREEN BAY WI 1124 AM CDT MON MAY 11 2009 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON MAY 11. IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE NATIONAL WEATHER SERVICE IN GREEN BAY. .DISCUSSION...HIGH PRESSURE CENTERED OVER THE GREAT LAKES WILL PROMOTE PARTLY SUNNY SKIES WITH AFTERNOON FAIR WEATHER CLOUD BUILD UP...AND VARIABLE LIGHT WINDS. THESE WINDS MAY BECOME MORE SOUTHERLY OR SOUTHEASTERLY LATE THIS AFTERNOON...BUT EXPECTING A BETTER PREVAILING SOUTHERLY WIND TO DEVELOP THIS EVENING. HUMIDITY LEVELS AT THE BURN SITE WILL BOTTOM OUT IN THE LOWER 20S THIS AFTERNOON...AND THEN RECOVER NICELY TONIGHT...WITH SOME PATCHY FROST EXPECTED. .REST OF TODAY... SKY/WEATHER.........PARTLY SUNNY THROUGH LATE AFTERNOON... THEN BECOMING MOSTLY SUNNY. TEMPERATURE.........59 AT IGNITION...MAX 64. RELATIVE HUMIDITY...25 PERCENT AT IGNITION...MIN 21 PERCENT. 20-FOOT WINDS.......WINDS LIGHT AND VARIABLE AT IGNITION...OTHERWISE LIGHT WINDS BECOMING SOUTH 3 TO 7 MPH LATE IN THE AFTERNOON. MIXING HEIGHT.......AROUND 7500 FT AGL AT IGNITION. MAX...8000 FT AGL. TRANSPORT WINDS.....WEST AT AROUND 10 MPH AT IGNITION...OTHERWISE WEST 7 TO 12 MPH SHIFTING TO THE SOUTHWEST AROUND 10 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....AROUND 88300 OR EXCELLENT AT IGNITION. MAX...57700 OR GOOD. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. TEMPERATURE.........MIN 36. RELATIVE HUMIDITY...MAX 80 PERCENT. 20-FOOT WINDS.......LIGHT WINDS. MIXING HEIGHT.......MIN...100 FT AGL. TRANSPORT WINDS.....NORTHEAST LESS THAN 5 MPH SHIFTING TO THE WEST AFTER MIDNIGHT. SMOKE DISPERSAL.....MIN...200 OR POOR. $$ FORECASTER...MPC REQUESTED BY...CHAD GOTTBEHEUT TYPE OF REQUEST...PRESCRIBED .TAG 20090511.ATHEL.01/GRB