FNUS73 KFGF 011340 FWSFGF SPOT FORECAST FOR PCA...USFWS FERGUS FALLS NATIONAL WEATHER SERVICE GRAND FORKS ND 840 AM CDT TUE SEP 1 2009 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON SEPTEMBER 01. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... EXPECT A SUNNY DAY WITH SOUTHERLY WINDS NEAR 10 TO 15 MPH BY BURN TIME. WIND GUSTS OF UP TO 20 MPH ARE POSSIBLE THROUGH ABOUT 5 PM UNTIL THE GOOD MIXING WEAKENS. THE SUSTAINED WIND DIRECTION SHOULD BE DUE SOUTH OR WITH A SLIGHT COMPONENT OUT OF THE EAST. HOWEVER...THE WINDS ALOFT WILL HAVE A SLIGHT WEST COMPONENT...SO THE STRONGER GUSTS COULD BE SLIGHTLY SOUTHWESTERLY. THE AFTERNOON MINIMUM RH IS ANTICIPATED TO BE NEAR 40 TO 45 PERCENT...BUT MUCH OF THE AFTERNOON MAY HOVER CLOSER TO 50 PERCENT. SMOKE DISPERSION SHOULD BE EXCELLENT DUE TO THE COMBINED GOOD MIXING AND GOOD WIND FLOW. WEDNESDAY'S WEATHER IS LOOKING SIMILAR...BUT WITH A FEW MORE CLOUDS AND LIGHTER WIND SPEEDS. RH COULD BE SLIGHTLY MORE ELEVATED. .TODAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....72-77. MIN HUMIDITY........40-44 PERCENT. WIND (20 FT)........SOUTH WINDS 11 TO 16 MPH WITH GUSTS TO AROUND 25 MPH. MIXING HEIGHT.......300-1300 FT AGL INCREASING TO 4400-4600 FT AGL. MIXING WINDS........SOUTH 9 TO 18 MPH INCREASING TO AROUND 20 MPH EARLY IN THE AFTERNOON. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........16 16 17 17 17 17 17 17 WEATHER COV..... WEATHER TYPE.... TEMP............63 66 69 71 73 74 74 73 RH..............66 56 51 49 45 44 45 47 20 FT WIND DIR..S S S S S S S S 20 FT WIND SPD..12 14 14 14 14 14 12 10 20 FT WIND GUST.20 20 20 20 25 25 20 15 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....51-56. MAX HUMIDITY........83-88 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 5 TO 8 MPH. MIXING HEIGHT.......3200-4600 FT AGL DECREASING TO 300-1700 FT AGL EARLY IN THE EVENING. MIXING WINDS........SOUTH 12 TO 20 MPH SHIFTING TO THE SOUTHEAST 7 TO 8 MPH IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........19 19 19 29 29 29 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............72 65 61 58 56 54 RH..............48 58 72 82 84 86 20 FT WIND......S 7 S 6 S 6 S 6 SE 6 SE 5 20 FT WIND GUST.10 10 10 10 10 10 .WEDNESDAY... SKY/WEATHER.........PARTLY SUNNY. MAX TEMPERATURE.....74-79. MIN HUMIDITY........44-49 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 8 MPH. MIXING HEIGHT.......300-1500 FT AGL INCREASING TO 2500-3500 FT AGL LATE IN THE MORNING...THEN INCREASING TO 3800-5300 FT AGL IN THE AFTERNOON DECREASING TO 2200 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTH 8 TO 15 MPH INCREASING TO 15 TO 18 MPH IN THE LATE MORNING AND AFTERNOON. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........52 52 51 51 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............53 62 71 76 RH..............88 70 57 49 20 FT WIND......SE 5G10 S 6G10 S 7G10 S 6G10 $$ FORECASTER...GROCHOCINSKI REQUESTED BY...TROY BOSCHEE TYPE OF REQUEST...PRESCRIBED .TAG 20090901.PCA__.01/FGF