FNUS73 KMPX 191219 FWSMPX SPOT FORECAST FOR SOUTH SILVER LAKE...FWS NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 719 AM CDT TUE OCT 19 2010 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON OCTOBER 19. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A DRY WEST TO SOUTHWEST WIND WILL OCCUR AT THE BURN SITE TODAY AS HIGH PRESSURE SINKS SOUTH OF MINNESOTA. THERE WILL BE PERIODS OF HIGH LEVEL CLOUDINESS AS AN UPPER AIR DISTURBANCE PASSES ACROSS THE WESTERN GREAT LAKES REGION. .TODAY... SKY/WEATHER.........PARTLY SUNNY. TEMPERATURE.........51 AT IGNITION...MAX 58. RH..................50 PERCENT AT IGNITION...MIN 36 PERCENT. WIND (20 FT)........WINDS WEST AT 7 MPH AT IGNITION...OTHERWISE SOUTHWEST WINDS 5 TO 10 MPH. HAINES INDEX........4 OR LOW AT IGNITION...MAX 5. SMOKE DISPERSAL.....POOR TO GOOD (1700-48400) INCREASING TO FAIR TO GOOD (17200-54100) EARLY IN THE AFTERNOON. MIXING HEIGHT.......300-1600 FT AGL INCREASING TO 2900-4400 FT AGL LATE IN THE MORNING...THEN DECREASING TO 1600 FT AGL LATE IN THE AFTERNOON. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM SKY (%).........MC PC PC PC PC PC PC PC PC PC PC PC WEATHER COV..... WEATHER TYPE.... TEMP............43 47 51 54 56 58 58 57 55 52 50 49 RH..............70 60 50 45 40 37 36 37 40 44 48 52 20 FT WIND DIR..W W W W W W W W SW SW SW SW 20 FT WIND SPD..5 6 6 7 8 9 9 8 6 5 5 5 20 FT WIND GUST. 10 10 10 15 15 15 15 10 HAINES INDEX....4 4 4 4 4 4 4 5 5 6 5 5 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. TEMPERATURE.........MIN 41. RH..................MAX 67 PERCENT. WIND (20 FT)........WEST WINDS 5 TO 9 MPH. SMOKE DISPERSAL.....POOR (2600-3700). .WEDNESDAY... SKY/WEATHER.........PARTLY SUNNY. TEMPERATURE.........MAX 61. RH..................MIN 31 PERCENT. WIND (20 FT)........NORTHWEST WINDS 12 TO 17 MPH. HAINES INDEX........4 TO 5 OR OR LOW TO OR MODERATE. SMOKE DISPERSAL.....POOR TO GOOD (3700-49800) INCREASING TO EXCELLENT (86700-128300) LATE IN THE MORNING...THEN INCREASING TO EXCELLENT (169100-195200) EARLY IN THE AFTERNOON DECREASING TO EXCELLENT (121800) LATE IN THE AFTERNOON DECREASING TO GOOD (58100). MIXING HEIGHT.......300-2100 FT AGL INCREASING TO 3400-4800 FT AGL LATE IN THE MORNING...THEN INCREASING TO 6100-7700 FT AGL EARLY IN THE AFTERNOON DECREASING TO 5400 FT AGL LATE IN THE AFTERNOON DECREASING TO 3000 FT AGL. MIXING WINDS........NORTHWEST 20 TO 26 MPH INCREASING TO 30 TO 37 MPH IN THE LATE MORNING AND AFTERNOON...THEN DECREASING TO AROUND 25 MPH LATE IN THE AFTERNOON. $$ FORECASTER...HILTBRAND REQUESTED BY...USFWS LITCHFIELD WMD TYPE OF REQUEST...PRESCRIBED .TAG 20101019.SOUTH.01/MPX SKY (%) LEGEND CLR = CLEAR MCR = MOSTLY CLEAR PC = PARTLY CLOUDY MC = MOSTLY CLOUDY CDY = CLOUDY