FNUS73 KARX 211252 FWSARX SPOT FORECAST FOR PR17...US FISH AND WILDLIFE SERVICE NATIONAL WEATHER SERVICE LA CROSSE WI 752 AM CDT MON MAY 21 2012 FORECAST IS BASED ON IGNITION TIME OF 1030 CDT ON MAY 21. IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE NATIONAL WEATHER SERVICE IN LA CROSSE. .DISCUSSION...A BROAD RIDGE OF HIGH PRESSURE WILL DRIFT EAST INTO THE WESTERN GREAT LAKES REGION TODAY. THE BURN AREA WILL REMAIN EAST OF THE SURFACE RIDGE AXIS...WITH WINDS REMAINING ON THE LIGHT SIDE FROM THE NORTHWEST AND NORTH. THE HIGH BRINGS WITH IT A RATHER DRY AIRMASS...WITH SUNNY SKIES AND MINIMUM HUMIDITIES THIS AFTERNOON IN THE 25 TO 30 PERCENT RANGE. THIS BASED ON HIGHS IN THE LOWER 70S AND DEW POINTS IN THE UPPER 30S...WHICH LOOK QUITE REASONABLE BASED ON MODEL SOUNDINGS AND DIURNAL MIXING TO AROUND 825MB. THE HIGH WILL DRIFT EAST ACROSS WISCONSIN TONIGHT... THEN TO OVER LK MICHIGAN AND LOWER MICHIGAN ON TUE. LIGHT AND VARIABLE WINDS EXPECTED TONIGHT WITH COOL LOWS AND GOOD HUMIDITY RECOVERY. PRESSURE GRADIENT TIGHTENS ON TUESDAY WITH SOUTH WINDS INCREASING INTO THE 10-15 MPH RANGE AND GUSTS TO 20 MPH BY THE AFTERNOON. MINIMUM HUMIDITIES TUESDAY WILL BE AROUND 30 PERCENT...UNDER A VEIL OF THIN TO BROKEN HIGH CLOUDS. .TODAY... SKY/WEATHER.........SUNNY. TEMPERATURE.........60 AT IGNITION...MAX 72. RH..................45 PERCENT AT IGNITION...MIN 29. WIND (20 FT)........WINDS NORTHWEST AT 9 MPH AT IGNITION...OTHERWISE NORTHWEST WINDS 5 TO 10 MPH. CWR.................NONE. HAINES INDEX........5 OR MODERATE AT IGNITION...MAX 5. SMOKE DISPERSAL.....EXCELLENT /108100 KNOT-FT/ AT IGNITION. MAX...EXCELLENT /108100 KNOT-FT/. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (% OPAQUE)..0 0 1 4 4 6 WEATHER COV.....PATCHY WEATHER TYPE....FOG NONE NONE NONE NONE NONE TEMP............46 55 64 70 71 72 RH..............82 53 38 31 29 29 20 FT WIND......NW 6 NW 6 NW 8 NW 9 NW 9 NW 9 20 FT WIND GUST.10 10 15 15 15 15 HAINES INDEX....4 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. TEMPERATURE.........MIN 40. RH..................MAX 100 PERCENT. WIND (20 FT)........NORTH WINDS 5 TO 6 MPH EARLY IN THE EVENING BECOMING LIGHT. CWR.................NONE. HAINES INDEX........MAX 5. SMOKE DISPERSAL.....MIN...POOR /0 KNOT-FT/. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (% OPAQUE)..1 1 1 8 8 22 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............68 57 49 45 41 40 RH..............33 49 70 83 97 100 20 FT WIND......N 5 N 5 NE 3 E 1 E 1 SE 0 20 FT WIND GUST. 5 HAINES INDEX....5 5 5 5 4 4 .TUESDAY... SKY/WEATHER.........PARTLY SUNNY. TEMPERATURE.........MAX 75. RH..................MIN 34 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 6 TO 11 MPH IN THE LATE MORNING AND AFTERNOON. CWR.................NONE. HAINES INDEX........MAX 5. SMOKE DISPERSAL.....MAX...GOOD /48300 KNOT-FT/. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (% OPAQUE)..33 33 36 37 37 38 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............44 57 67 71 74 74 RH..............88 56 41 37 34 35 20 FT WIND......SE 3 SE 3 SE 7 S 10 S 10 S 10 20 FT WIND GUST.5 5 10 15 15 15 HAINES INDEX....5 5 5 5 5 5 $$ FORECASTER...RRS REQUESTED BY...MIKE BELSKY TYPE OF REQUEST...PRESCRIBED .TAG 20120521.PR17_.01/ARX