FNUS73 KFGF 171232 FWSFGF SPOT FORECAST FOR PRAIRIE SMOKE DUNES...MN DNR NATIONAL WEATHER SERVICE GRAND FORKS ND 732 AM CDT TUE MAY 17 2011 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MAY 17. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... SOUTHEAST WINDS WILL INCREASE TODAY...AND GUST TO NEAR 25 MPH AFTER 2 PM. RELATIVE HUMIDITY VALUES WILL ALSO BE QUITE LOW...IN THE 20 TO 25 PERCENT RANGE. IF WINDS INCREASE MORE THAN EXPECTED...THEN NEAR CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE. SMOKE DISPERSAL BY AFTERNOON SHOULD BE EXCELLENT WITH HIGH MIXING HEIGHTS AND EFFICIENT MIXING. .TODAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....68-73. MIN HUMIDITY........18-23 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH. MIXING HEIGHT.......300 FT AGL INCREASING TO 6300-7100 FT AGL. MIXING WINDS........SOUTHEAST 9 TO 17 MPH INCREASING TO 20 TO 21 MPH IN THE AFTERNOON. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........0 0 0 5 5 5 5 5 5 WEATHER COV..... WEATHER TYPE.... TEMP............55 59 62 66 68 69 69 70 70 RH..............47 40 35 29 26 24 24 23 23 20 FT WIND DIR..SE SE SE SE SE SE SE SE SE 20 FT WIND SPD..8 10 11 12 14 14 14 12 11 20 FT WIND GUST.15 15 15 20 20 25 25 20 20 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....41-46. MAX HUMIDITY........65-70 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 6 TO 11 MPH. MIXING HEIGHT.......4300-6100 FT AGL DECREASING TO 300 FT AGL. MIXING WINDS........SOUTHEAST 20 TO 29 MPH DECREASING TO 8 TO 17 MPH LATE IN THE EVENING. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........7 6 6 5 4 4 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............69 63 56 51 47 44 RH..............25 32 43 56 65 68 20 FT WIND......SE 10 SE 6 SE 5 SE 6 SE 6 SE 6 20 FT WIND GUST.15 10 10 10 10 10 .WEDNESDAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....68-73. MIN HUMIDITY........24-29 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 8 TO 13 MPH. GUSTS UP TO 20 MPH LATE IN THE MORNING. MIXING HEIGHT.......300 FT AGL INCREASING TO 7900-8200 FT AGL. MIXING WINDS........SOUTHEAST 8 TO 17 MPH INCREASING TO 17 TO 18 MPH IN THE AFTERNOON. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........5 12 19 24 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............43 55 66 70 RH..............67 45 32 29 20 FT WIND......SE 6G10 SE 9G15 SE 12G20 SE 12G20 $$ FORECASTER...DK REQUESTED BY...ERIK ANTHONISEN TYPE OF REQUEST...PRESCRIBED .TAG 20110517.PRAIR.01/FGF