FNUS73 KDLH 271318 FWSDLH SPOT FORECAST FOR 18 MILE RX...USFS NATIONAL WEATHER SERVICE DULUTH MN 818 AM CDT THU MAY 27 2010 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MAY 27. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...SURFACE HIGH PRESSURE RIDGE WILL BE CENTERED OVER THE MINNESOTA ARROWHEAD FOR MOST OF THE DAY TODAY. SKIES WILL BE GENERALLY SUNNY WITH ONLY A FEW HIGH LEVEL CIRRUS CLOUDS AND NO CHANCE OF PRECIPITATION. LIGHT AND VARIABLE WINDS THIS MORNING MAY HAVE A TENDENCY TO BECOME VERY LIGHT FROM THE NORTH TO NORTHWEST BY AROUND NOON...BUT SPEEDS WILL BE GENERALLY 5 MPH OR LESS. RELATIVE HUMIDITY WILL RAPIDLY DECREASE THIS MORNING INTO THE 30-40 PERCENT RANGE BY 11 AM...AND FALL FARTHER INTO THE 25-30 PERCENT RANGE BY AROUND 1 PM. .TODAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....72-77. MIN HUMIDITY........26 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 3 TO 6 MPH. MIXING HEIGHT.......1150 FT AGL INCREASING TO 5850 FT AGL. TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH. SMOKE DISPERSAL.....EXCELLENT (70500). TIME (CDT) 11 AM 1 PM 3 PM 5 PM TEMP............67 71 74 74 RH..............39 30 27 27 20 FT WIND DIR..N N N N 20 FT WIND SPD..5 5 5 5 20 FT WIND GUST.6 7 7 7 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MAX HUMIDITY........80 PERCENT. WIND (20 FT)........NORTH WINDS 3 TO 4 MPH EARLY IN THE EVENING BECOMING LIGHT. MIXING HEIGHT.......3800 FT AGL DECREASING TO 1000 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....EAST 10 TO 15 MPH. SMOKE DISPERSAL.....POOR (5000). TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM RH..............30 39 53 61 71 77 20 FT WIND DIR..NW N NE E E E 20 FT WIND SPD..4 3 1 0 0 1 20 FT WIND GUST.5 2 $$ FORECASTER...DAN REQUESTED BY...THOMPSON TYPE OF REQUEST...PRESCRIBED .TAG 20100527.18MIL.01/DLH