FNUS73 KMQT 171126 FWSMQT SPOT FORECAST FOR METZER 2010...GLFFC/MIDNR NATIONAL WEATHER SERVICE MARQUETTE MI 726 AM EDT TUE AUG 17 2010 FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON AUGUST 17. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...ALTHOUGH CLOUDS AND ISOLATED LAKE EFFECT RAIN SHOWERS MAY AFFECT AREAS EAST OF MUNISING CLOSE TO LAKE SUPERIOR THIS MORNING...TODAY WILL GENERALLY BE MOSTLY SUNNY ACROSS UPPER MICHIGAN. AFTERNOON RELATIVE HUMIDITY WILL FALL TOWARD 30 PERCENT OVER MUCH OF WEST AND CENTRAL UPPER MICHIGAN. IT'S POSSIBLE RELATIVE HUMIDITY COULD FALL LOWER THAN REFLECTED IN THIS FORECAST IF EVEN DRIER AIR ALOFT IS MIXED DOWN THIS AFTERNOON. WEST-NORTHWEST WINDS SHOULD GUST TO 20 TO 30 MPH AT TIMES THROUGH MID AFTERNOON BEFORE DIMINISHING LATE IN THE DAY. AN APPROACHING COLD FRONT MAY BRING A FEW SHOWERS AND THUNDERSTORMS TO FAR NORTHWEST UPPER MICHIGAN LATE TONIGHT. AS THE COLD FRONT DRIFTS SOUTHEAST...EXPECT AN INCREASING POTENTIAL FOR SHOWERS AND THUNDERSTORMS WEDNESDAY AND WEDNESDAY NIGHT. .TODAY... SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY. MAX TEMPERATURE.....66 AT IGNITION...MAX 70. MIN HUMIDITY........50 PERCENT AT IGNITION...MIN 44 PERCENT. GENERAL WINDS.......WINDS NORTHWEST AT 17 MPH AT IGNITION...OTHERWISE NORTHWEST WINDS 11 TO 16 MPH WITH GUSTS TO AROUND 30 MPH DECREASING TO 6 TO 11 MPH LATE. HAINES INDEX........3 TO 5...OR VERY LOW TO MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TRANSPORT WINDS.....NORTHWEST 19 TO 37 MPH SHIFTING TO THE WEST 13 TO 26 MPH LATE. VENTILATION INDEX...GOOD (440) INCREASING TO EXCELLENT (1408) LATE IN THE MORNING...THEN INCREASING TO EXCELLENT (1576) AT IGNITION. MAX...EXCELLENT (1576) BY LATE MORNING DECREASING TO EXCELLENT (1062) LATE. MIXING HEIGHT.......300-1700 FT AGL INCREASING TO 5600 FT AGL AT IGNITION...OTHERWISE 4800-5800 FT AGL. WAVE HEIGHT.........0 FEET. RAINFALL AMOUNT.....0.00 INCHES. TIME (EDT) NOON 2 PM 4 PM 6 PM SKY (%).........47 42 21 9 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............66 68 69 69 RH..............50 45 44 46 GENERAL WIND....NW 14 NW 12 NW 12 NW 9 GENERAL GUST....30 25 25 20 VINDX KT-FT/100.1576 1413 1175 894 MIX HGT (FT)....5600 5700 5300 5000 HAINES INDEX....3 4 5 5 WAVE HEIGHT (FT)0 0 0 0 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. MIN TEMPERATURE.....MIN 53. MAX HUMIDITY........MAX 99 PERCENT. GENERAL WINDS.......WEST WINDS 5 TO 10 MPH SHIFTING TO THE SOUTH BY LATE EVENING. HAINES INDEX........4 TO 5...OR LOW TO MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TRANSPORT WINDS.....SOUTHWEST 14 TO 22 MPH INCREASING TO 19 TO 37 MPH LATE. VENTILATION INDEX...FAIR (180) DECREASING TO POOR (1) BY LATE EVENING. MIXING HEIGHT.......3000-4200 FT AGL DECREASING TO 0-1500 FT AGL BY LATE EVENING. WAVE HEIGHT.........0 FEET. RAINFALL AMOUNT.....0.00 INCHES. TIME (EDT) 8 PM 10 PM MIDNGT 2 AM 4 AM 6 AM SKY (%).........13 15 19 24 35 46 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............66 61 57 56 55 54 RH..............51 63 76 82 89 99 GENERAL WIND....W 6 W 6 SW 6 S 7 S 7 S 8 GENERAL GUST....10 10 10 15 15 15 VINDX KT-FT/100.592 180 1 43 51 44 MIX HGT (FT)....4200 1500 BLW100 300 200 200 HAINES INDEX....4 5 5 5 5 5 WAVE HEIGHT (FT)0 0 0 0 0 0 .WEDNESDAY... SKY/WEATHER.........PARTLY SUNNY. A CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....MAX 81. MIN HUMIDITY........MIN 53 PERCENT. GENERAL WINDS.......SOUTHWEST WINDS 6 TO 11 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. HAINES INDEX........3 TO 5...OR VERY LOW TO MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. RAINFALL AMOUNT.....0.05 INCHES. TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM SKY (%).........56 61 64 67 71 74 WEATHER COV..... CHANCE CHANCE CHANCE WEATHER TYPE....NONE NONE NONE TSTORM TSTORM TSTORM TEMP............59 67 75 79 80 79 RH..............88 70 56 53 53 55 GENERAL WIND....SW 8 SW 8 SW 10 SW 9 SW 9 SW 6 GENERAL GUST....15 15 20 20 20 10 HAINES INDEX....5 4 4 4 4 4 $$ FORECASTER...DLG REQUESTED BY...S LAKOSKY TYPE OF REQUEST...PRESCRIBED .TAG 20100817.METZE.01/MQT