277 FNUS53 KDTX 260812 FWFDTX FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST MICHIGAN NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 412 AM EDT SUN MAY 26 2013 .DISCUSSION... DRY AND COOL CONDITIONS WILL PERSIST THROUGH THE HOLIDAY WEEKEND AS A SPRAWLING HIGH PRESSURE SYSTEM BUILDS OVER THE GREAT LAKES REGION. WIND GUSTS WILL BE BETWEEN 6 TO 12 MPH AND RH VALUES WILL BE IN THE 25 TO 35 PERCENT RANGE THROUGH MONDAY. WEAK LOW PRESSURE ARRIVES ON TUESDAY BRINGING INCREASED MOISTURE AND A CHANCE FOR SOME RAIN AND THUNDERSTORMS ACROSS SOUTHEAST MICHIGAN. MIZ047-048-053-060-061-262115- MIDLAND-BAY-SAGINAW-SHIAWASSEE-GENESEE- INCLUDING THE CITIES OF...MIDLAND-BAY CITY-SAGINAW-OWOSSO-FLINT 412 AM EDT SUN MAY 26 2013 .TODAY... SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT). PATCHY FROST UNTIL 7 AM. MAX TEMPERATURE.....57-62. 24 HR TREND......5 DEGREES WARMER. MIN HUMIDITY........33-43 PERCENT. 24 HR TREND......1 PERCENT DRIER. 20-FOOT WINDS.......NORTHWEST 5 TO 10 MPH...BECOMING NORTHEAST BY AFTERNOON. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......5920-6420 FT AGL. TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH...BECOMING NORTH. VENTILATION INDEX...'EXCELLENT' (800). PCPN AMOUNT.........NONE. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). PATCHY FROST AFTER 1 AM. MIN TEMPERATURE.....37-42. 24 HR TREND......1 DEGREE WARMER. MAX HUMIDITY........66-76 PERCENT. 24 HR TREND......10 PERCENT DRIER. 20-FOOT WINDS.......EAST AROUND 5 MPH...BECOMING SOUTHEAST AFTER MIDNIGHT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......100-300 FT AGL. TRANSPORT WINDS.....EAST AROUND 5 MPH...BECOMING SOUTHEAST AFTER MIDNIGHT. VENTILATION INDEX...'POOR' (0). PCPN AMOUNT.........NONE. .MEMORIAL DAY... SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). MAX TEMPERATURE.....63-68. 24 HR TREND......4 DEGREES WARMER. MIN HUMIDITY........29-39 PERCENT. 24 HR TREND......2 PERCENT DRIER. 20-FOOT WINDS.......SOUTH 5 TO 10 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......5280-5780 FT AGL. TRANSPORT WINDS.....SOUTH 5 TO 10 MPH. VENTILATION INDEX...'EXCELLENT' (620). PCPN AMOUNT.........NONE. $$ MIZ049-054-055-062-262115- HURON-TUSCOLA-SANILAC-LAPEER- INCLUDING THE CITIES OF...BAD AXE-CARO-SANDUSKY-LAPEER 412 AM EDT SUN MAY 26 2013 .TODAY... SKY/WEATHER.........SUNNY (10-20 PERCENT) UNTIL 2 PM...THEN MOSTLY SUNNY (10-20 PERCENT) UNTIL 6 PM...THEN SUNNY (10-20 PERCENT). AREAS OF FROST UNTIL 7 AM. MAX TEMPERATURE.....54-59. 24 HR TREND......3 DEGREES WARMER. MIN HUMIDITY........35-45 PERCENT. 24 HR TREND......3 PERCENT DRIER. 20-FOOT WINDS.......NORTH 5 TO 10 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......6410-6910 FT AGL. TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH...BECOMING NORTH 10 TO 15 MPH. VENTILATION INDEX...'EXCELLENT' (940). PCPN AMOUNT.........NONE. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). PATCHY FROST AFTER 1 AM. MIN TEMPERATURE.....35-40. 24 HR TREND......3 DEGREES WARMER. MAX HUMIDITY........68-78 PERCENT. 24 HR TREND......29 PERCENT DRIER. 20-FOOT WINDS.......NORTHEAST AROUND 5 MPH...BECOMING SOUTH AFTER MIDNIGHT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......200-400 FT AGL. TRANSPORT WINDS.....EAST AROUND 5 MPH...BECOMING SOUTH AFTER MIDNIGHT. VENTILATION INDEX...'POOR' (0). PCPN AMOUNT.........NONE. .MEMORIAL DAY... SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). MAX TEMPERATURE.....60-65. 24 HR TREND......7 DEGREES WARMER. MIN HUMIDITY........29-39 PERCENT. 24 HR TREND......4 PERCENT DRIER. 20-FOOT WINDS.......SOUTHEAST 5 TO 10 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......4970-5470 FT AGL. TRANSPORT WINDS.....SOUTH 5 TO 10 MPH. VENTILATION INDEX...'GOOD' (500). PCPN AMOUNT.........NONE. $$ MIZ063-068>070-075-076-082-083-262115- ST CLAIR-LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE- INCLUDING THE CITIES OF... PORT HURON-HOWELL-PONTIAC-WARREN-ANN ARBOR-DETROIT-ADRIAN-MONROE 412 AM EDT SUN MAY 26 2013 .TODAY... SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT). PATCHY FROST UNTIL 7 AM. MAX TEMPERATURE.....59-64. 24 HR TREND......4 DEGREES WARMER. MIN HUMIDITY........28-38 PERCENT. 24 HR TREND......5 PERCENT WETTER. 20-FOOT WINDS.......NORTH 5 TO 10 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......6190-6690 FT AGL. TRANSPORT WINDS.....NORTH 5 TO 10 MPH. VENTILATION INDEX...'EXCELLENT' (1080). PCPN AMOUNT.........NONE. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). MIN TEMPERATURE.....37-42. 24 HR TREND......1 DEGREE WARMER. MAX HUMIDITY........75-85 PERCENT. 24 HR TREND......1 PERCENT DRIER. 20-FOOT WINDS.......EAST 5 TO 10 MPH...BECOMING SOUTHEAST LATE. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......220-420 FT AGL. TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH...BECOMING SOUTHEAST LATE. VENTILATION INDEX...'POOR' (0). PCPN AMOUNT.........NONE. .MEMORIAL DAY... SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). MAX TEMPERATURE.....64-69. 24 HR TREND......UNCHANGED. MIN HUMIDITY........26-36 PERCENT. 24 HR TREND......3 PERCENT DRIER. 20-FOOT WINDS.......SOUTHEAST 5 TO 10 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......4880-5380 FT AGL. TRANSPORT WINDS.....SOUTH 5 TO 10 MPH. VENTILATION INDEX...'EXCELLENT' (600). PCPN AMOUNT.........NONE. $$ .FORECAST DAYS 3 THROUGH 7... .TUESDAY...MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 10 MPH. .WEDNESDAY...PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 15 MPH. .THURSDAY...PARTLY CLOUDY. A SLIGHT A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS AROUND 10 MPH. .FRIDAY...PARTLY CLOUDY. A SLIGHT A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID 80S. .SATURDAY...PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S. $$ CB