FNUS73 KFGF 211548 FWSFGF SPOT FORECAST FOR WEST BECKER CTY...USFWS DL NATIONAL WEATHER SERVICE GRAND FORKS ND 1048 AM CDT TUE APR 21 2009 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON APRIL 21. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION UPDATES... TOOK A BETTER LOOK AT RH VALUES TODAY THROUGH TONIGHT. IT WILL LIKELY BE A TAD LESS DRY THAN ORIGINALLY FORECASTED THIS AFTERNOON. UPDATED VALUES ARE BELOW. .PREVIOUS DISCUSSION... EXPECT A PARTLY SUNNY DAY WITH HIGHS IN THE UPPER 50S. NORTHWEST SURFACE WINDS WILL STRENGTHEN THIS AFTERNOON TO AROUND 15 MPH WITH GUSTS UP TO 25 MPH. THE COMBINATION OF SOME SUN AND WINDS WILL HELP DEVELOP VERY LOW RELATIVE HUMIDITY NEAR 30 PERCENT. SMOKE DISPERSION WILL BE EXCELLENT THROUGH ABOUT 6 PM BEFORE QUICKLY DETERIORATING. DECENT RH RECOVERY LIKELY TONIGHT AS HIGH PRESSURE DEVELOPS LIGHT WINDS AND A STARRY NIGHT. WEDNESDAY LOOKS BREEZY WITH SOUTH WINDS...SUNNY...AND EVEN DRIER. .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....53-58. MIN HUMIDITY........36-41 PERCENT. WIND (20 FT)........NORTHWEST WINDS 13 TO 18 MPH WITH GUSTS TO AROUND 25 MPH. MIXING HEIGHT.......4200-5700 FT AGL INCREASING TO 6500-8200 FT AGL IN THE AFTERNOON. MIXING WINDS........NORTHWEST 15 TO 24 MPH INCREASING TO AROUND 26 MPH LATE IN THE AFTERNOON. TIME (CDT) NOON 2 PM 4 PM 6 PM SKY (%).........37 45 52 48 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............47 52 55 55 RH..............58 50 41 43 20 FT WIND......NW 15 NW 17 NW 18 NW 17 20 FT WIND GUST.20 25 25 25 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....29-34. MAX HUMIDITY........75-80 PERCENT. WIND (20 FT)........NORTH WINDS 12 TO 17 MPH BECOMING LIGHT. MIXING HEIGHT.......7100 FT AGL DECREASING TO 300 FT AGL. MIXING WINDS........NORTHWEST 23 TO 29 MPH BECOMING NORTH 3 TO 7 MPH. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........45 42 39 38 38 40 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............54 48 42 38 35 33 RH..............44 54 66 76 77 79 20 FT WIND......NW 17 NW 15 N 13 N 9 N 6 N 3 20 FT WIND GUST.20 20 15 10 5 .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....59-64. MIN HUMIDITY........24-29 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH EARLY IN THE MORNING. MIXING HEIGHT.......300-1800 FT AGL INCREASING TO 4200-5400 FT AGL. MIXING WINDS........NORTHWEST 3 TO 9 MPH SHIFTING TO THE SOUTH 10 TO 16 MPH LATE IN THE MORNING...THEN INCREASING TO AROUND 20 MPH LATE IN THE AFTERNOON. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........43 45 46 47 46 44 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............31 37 47 55 60 61 RH..............80 61 45 35 31 31 20 FT WIND......N 3 NW 5 W 8 S 10 S 13 S 14 20 FT WIND GUST.5 10 15 20 20 $$ FORECASTER...GROCHOCINSKI REQUESTED BY...LINDY MCNEILUS TYPE OF REQUEST...PRESCRIBED .TAG 20090421.WESTB.01/FGF