FNUS73 KFGF 171045 FWSFGF SPOT FORECAST FOR MU 2...USFWS NATIONAL WEATHER SERVICE GRAND FORKS ND 545 AM CDT TUE MAY 17 2011 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MAY 17. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... SOUTHEAST WINDS WILL INCREASE BY AFTERNOON...AND GUSTS AROUND 30 MPH AFTER 2 PM. RELATIVE HUMIDITY VALUES WILL FALL INTO THE 20 TO 25 PERCENT RANGE. IF WINDS INCREASE A BIT MORE THAN EXPECTED...AND HUMIDITY VALUES ARE A BIT LOWER...THEN CRITICAL FIRE WEATHER CONDITIONS WOULD BE POSSIBLE THIS AFTERNOON. SMOKE DISPERSION SHOULD BECOME VERY GOOD BY AFTERNOON WITH A DEEP MIXING LAYER AND INCREASING WINDS. .TODAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....65-70. MIN HUMIDITY........18-23 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 13 TO 18 MPH WITH GUSTS TO AROUND 30 MPH. MIXING HEIGHT.......300 FT AGL INCREASING TO 5100-6000 FT AGL. MIXING WINDS........SOUTHEAST 8 TO 17 MPH INCREASING TO 21 TO 23 MPH LATE IN THE MORNING. TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........0 0 0 0 5 5 5 5 5 5 WEATHER COV..... WEATHER TYPE.... TEMP............49 53 57 59 63 65 66 67 67 67 RH..............63 57 49 45 38 30 26 23 23 24 20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE 20 FT WIND SPD..10 12 14 14 15 16 16 16 15 14 20 FT WIND GUST.15 20 20 20 25 25 30 30 25 25 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....40-45. MAX HUMIDITY........74-79 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH EARLY IN THE EVENING. MIXING HEIGHT.......3700-5300 FT AGL DECREASING TO 300 FT AGL EARLY IN THE EVENING. MIXING WINDS........SOUTHEAST 14 TO 21 MPH DECREASING TO 10 TO 13 MPH IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........15 16 17 17 15 13 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............66 61 54 49 46 43 RH..............27 35 48 63 71 76 20 FT WIND......SE 14 E 9 E 8 SE 10 SE 9 SE 8 20 FT WIND GUST.25 15 15 15 15 15 .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....65-70. MIN HUMIDITY........34-39 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 30 MPH. MIXING HEIGHT.......300 FT AGL INCREASING TO 7000-7900 FT AGL. MIXING WINDS........SOUTHEAST 10 TO 18 MPH INCREASING TO 20 TO 21 MPH LATE IN THE MORNING. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........14 25 37 43 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............42 53 63 67 RH..............79 59 44 39 20 FT WIND......SE 8G15 SE 14G20 SE 17G25 SE 17G25 $$ FORECASTER...DK REQUESTED BY...JEFF OLSON TYPE OF REQUEST...PRESCRIBED .TAG 20110517.MU2__.01/FGF