FNUS73 KTOP 181245 FWSTOP SPOT FORECAST FOR BLACKBIRD LANE...USFWS NATIONAL WEATHER SERVICE TOPEKA KS 745 AM CDT THU MAR 18 2010 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MARCH 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... FOG WILL QUICKLY DISSIPATE THIS MORNING AS MIXING BEGINS AFTER SUNRISE. SFC HIGH TO THE SOUTH OF THE AREA...THEREFORE EXPECT PREVAILING SOUTHWESTERLY WINDS THROUGH SUNDOWN. LIGHT SW WINDS IN THE VICINITY OF THE SFC HIGH AT IGNITION TIME WILL QUICKLY PICK UP BY NOON. NEVERTHELESS...WIND SPEEDS ARE EXPECTED TO STAY AT OR BELOW THE 10-15 MPH RANGE FOR MUCH OF THE DAY...WITH A GRADUAL BACKING TREND TO THE SOUTH BY LATE AFTERNOON. MINOR..IF ANY...GUSTINESS EXPECTED...WITH WIND SPEEDS THROUGH 3500FT GENERALLY LESS THAN 20MPH. RH WILL DECREASE FROM IGNITION TIME THROUGH THE AFTERNOON...WITH A MINIMUM FROM 33 TO 36. .TODAY... SKY/WEATHER.........MOSTLY SUNNY. TEMPERATURE.........48 AT IGNITION...MAX 63. MIN HUMIDITY........56 PERCENT AT IGNITION...MIN 36. WIND (20 FT)........WINDS SOUTHWEST AT 9 MPH AT IGNITION...OTHERWISE SOUTH WINDS 5 TO 9 MPH. HAINES INDEX........3 OR VERY LOW AT IGNITION...MAX 3. SMOKE DISPERSAL.....FAIR /18300 KNOT-FT/ AT IGNITION. MAX...EXCELLENT /65300 KNOT-FT/. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....42. MAX HUMIDITY........74 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH. HAINES INDEX........MAX 5. SMOKE DISPERSAL.....MIN...POOR /4200 KNOT-FT/. .FRIDAY... SKY/WEATHER.........PARTLY SUNNY. CHANCE OF PRECIPITATION 20 PERCENT. MAX TEMPERATURE.....65. MIN HUMIDITY........36 PERCENT. WIND (20 FT)........SOUTH WINDS 6 TO 11 MPH SHIFTING TO THE NORTHWEST 8 TO 13 MPH LATE IN THE AFTERNOON. HAINES INDEX........MAX 4. SMOKE DISPERSAL.....MAX...EXCELLENT /95400 KNOT-FT/. $$ FORECASTER...LUNDE REQUESTED BY...JASON PANKRATZ TYPE OF REQUEST...PRESCRIBED .TAG 20100318.BLACK.01/TOP