138 FNUS53 KDTX 230808 FWFDTX FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST MICHIGAN NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 354 AM EDT SUN SEP 23 2012 .DISCUSSION... UPPER LEVEL LOW PRESSURE WILL KEEP VERY COOL CONDITIONS AND CHANCES FOR SHOWERS AROUND TODAY...WITH POTENTIAL FOR PATCHY FROST TO DEVELOP OVERNIGHT AS LOWS DROP INTO THE 30S. THE PASSAGE OF A SURFACE LOW PRESSURE SYSTEM ACROSS ONTARIO ON MONDAY WILL BRING WINDY CONDITIONS ON MONDAY...ALONG WITH WARMER TEMPERATURES AND LOWER HUMIDITY. TEMPERATURES WILL REBOUND BACK CLOSE TO NORMAL ON TUESDAY...HOWEVER WINDS WILL REMAIN A LITTLE GUSTY. MIZ047-048-053-060-061-232100- MIDLAND-BAY-SAGINAW-SHIAWASSEE-GENESEE- INCLUDING THE CITIES OF...MIDLAND-BAY CITY-SAGINAW-OWOSSO-FLINT 354 AM EDT SUN SEP 23 2012 .TODAY... SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT)...THEN MOSTLY CLOUDY IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS AFTER 11 AM. POP...30 PERCENT. MAX TEMPERATURE.....55-60. 24 HR TREND......2 DEGREES COOLER. MIN HUMIDITY........40-47 PERCENT. 24 HR TREND......4-8 PERCENT DRIER. 20-FOOT WINDS.......WEST 5 TO 10 MPH...INCREASING TO 10 TO 15 MPH BY AFTERNOON. GUSTS TO 20 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......9640-10140 FT AGL. TRANSPORT WINDS.....WEST AROUND 5 MPH...INCREASING TO 15 TO 20 MPH. VENTILATION INDEX...'EXCELLENT' (1630). PCPN AMOUNT.........0.01-0.05 IN. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). PATCHY FROST AFTER MIDNIGHT. MIN TEMPERATURE.....33-38. 24 HR TREND......7 DEGREES COOLER. MAX HUMIDITY........94-100 PERCENT. 24 HR TREND......10-15 PERCENT WETTER. 20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......100-300 FT AGL. TRANSPORT WINDS.....WEST AROUND 10 MPH...BECOMING SOUTHWEST AFTER MIDNIGHT. VENTILATION INDEX...'POOR' (0). PCPN AMOUNT.........NONE. .MONDAY... SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). WINDY. MAX TEMPERATURE.....62-67. 24 HR TREND......7 DEGREES WARMER. MIN HUMIDITY........31-37 PERCENT. 24 HR TREND......9 PERCENT DRIER. 20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH...INCREASING TO 20 TO 25 MPH BY AFTERNOON. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......4940-5440 FT AGL. TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH...INCREASING TO 30 TO 35 MPH BY AFTERNOON. VENTILATION INDEX...'EXCELLENT' (1740). PCPN AMOUNT.........NONE. $$ MIZ049-054-055-062-232100- HURON-TUSCOLA-SANILAC-LAPEER- INCLUDING THE CITIES OF...BAD AXE-CARO-SANDUSKY-LAPEER 354 AM EDT SUN SEP 23 2012 .TODAY... SKY/WEATHER.........PARTLY CLOUDY (65-75 PERCENT)...THEN MOSTLY CLOUDY IN THE AFTERNOON. A CHANCE OF SHOWERS UNTIL 6 PM...THEN A SLIGHT A CHANCE OF SHOWERS. POP...40 PERCENT. MAX TEMPERATURE.....54-59. 24 HR TREND......1 DEGREE COOLER. MIN HUMIDITY........41-51 PERCENT. 24 HR TREND......8 PERCENT DRIER. 20-FOOT WINDS.......WEST 5 TO 10 MPH...INCREASING TO 10 TO 15 MPH BY AFTERNOON. GUSTS AROUND 20 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......10620-11120 FT AGL. TRANSPORT WINDS.....WEST AROUND 10 MPH...INCREASING TO 15 TO 20 MPH. VENTILATION INDEX...'EXCELLENT' (2270). PCPN AMOUNT.........0.06-0.10 IN. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). PATCHY FROST AFTER MIDNIGHT. POP...20 PERCENT. MIN TEMPERATURE.....33-38. 24 HR TREND......7 DEGREES COOLER. MAX HUMIDITY........90-100 PERCENT. 24 HR TREND......10-15 PERCENT WETTER. 20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......100-300 FT AGL. TRANSPORT WINDS.....WEST 5 TO 10 MPH...BECOMING SOUTHWEST LATE. VENTILATION INDEX...'POOR' (0). PCPN AMOUNT.........NONE. .MONDAY... SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). WINDY. MAX TEMPERATURE.....60-65. 24 HR TREND......5 DEGREES WARMER. MIN HUMIDITY........34-41 PERCENT. 24 HR TREND......8 PERCENT DRIER. 20-FOOT WINDS.......SOUTHWEST 15 TO 20 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......5260-5760 FT AGL. TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH...INCREASING TO AROUND 35 MPH BY AFTERNOON. VENTILATION INDEX...'EXCELLENT' (1890). PCPN AMOUNT.........NONE. $$ MIZ063-068>070-075-076-082-083-232100- ST CLAIR-LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE- INCLUDING THE CITIES OF... PORT HURON-HOWELL-PONTIAC-WARREN-ANN ARBOR-DETROIT-ADRIAN-MONROE 354 AM EDT SUN SEP 23 2012 .TODAY... SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT)...THEN MOSTLY CLOUDY (65-75 PERCENT). A SLIGHT CHANCE OF SHOWERS AFTER 11 AM. POP...30 PERCENT. MAX TEMPERATURE.....55-60. 24 HR TREND......3 DEGREES COOLER. MIN HUMIDITY........38-47 PERCENT. 24 HR TREND......5-10 PERCENT DRIER. 20-FOOT WINDS.......WEST 5 TO 10 MPH. GUSTS TO 20 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......9330-9830 FT AGL. TRANSPORT WINDS.....WEST AROUND 5 MPH...INCREASING TO 15 TO 20 MPH. VENTILATION INDEX...'EXCELLENT' (1760). PCPN AMOUNT.........NONE. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). PATCHY FROST AFTER MIDNIGHT. MIN TEMPERATURE.....33-38. 24 HR TREND......7 DEGREES COOLER. MAX HUMIDITY........90-100 PERCENT. 24 HR TREND......10 PERCENT WETTER. 20-FOOT WINDS.......WEST 5 TO 10 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......100-300 FT AGL. TRANSPORT WINDS.....WEST 5 TO 10 MPH...BECOMING SOUTHWEST LATE. VENTILATION INDEX...'POOR' (0). PCPN AMOUNT.........NONE. .MONDAY... SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). WINDY. MAX TEMPERATURE.....61-66. 24 HR TREND......8 DEGREES WARMER. MIN HUMIDITY........32-39 PERCENT. 24 HR TREND......7 PERCENT DRIER. 20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH...INCREASING TO 20 TO 25 MPH BY AFTERNOON. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......5380-5880 FT AGL. TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH...INCREASING TO 25 TO 30 MPH BY AFTERNOON. VENTILATION INDEX...'EXCELLENT' (1590). PCPN AMOUNT.........NONE. $$ .FORECAST DAYS 3 THROUGH 7... .TUESDAY...BREEZY. MOSTLY CLEAR. A SLIGHT A CHANCE OF SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 15 MPH. .WEDNESDAY...PARTLY CLOUDY. A SLIGHT A CHANCE OF SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTH WINDS AROUND 10 MPH. .THURSDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. NORTHEAST WINDS AROUND 10 MPH. .FRIDAY...PARTLY CLOUDY. A SLIGHT A CHANCE OF SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. .SATURDAY...PARTLY CLOUDY. A SLIGHT A CHANCE OF SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. $$ HLO/SC