FNUS73 KAPX 191728 CCA FWSAPX SPOT FORECAST FOR GRAYLING KALKASKA CO FIRES...DNR NATIONAL WEATHER SERVICE GAYLORD MI 125 PM EDT WED MAY 19 2010 FORECAST IS BASED ON REQUEST TIME OF 1308 EDT ON MAY 19. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...SIMILAR CONDITIONS TO TUESDAY AFTERNOON ANTICIPATED HEADING THROUGH THIS AFTERNOON WITH HIGH PRESSURE HOLDING IN CONTROL. WINDS HAVE COME AROUND TO A MORE NORTH/NORTHWESTERLY DIRECTION AS OF 1 PM...AND WILL SLOWLY BACK MORE NORTHWESTERLY HEADING THROUGH THE LATE AFTERNOON AND EARLY EVENING. JUST LIKE YESTERDAY...WINDS WILL REMAIN JUST A TOUCH GUSTY AS WELL...BUT MAXIMUM GUSTS ARE NOT EXPECTED TO EXCEED 17 MPH AND WILL BE SOMEWHAT INFREQUENT. HUMIDITY LEVELS SHOULD CONTINUE TO GRADUALLY FALL THE NEXT FEW HOURS...BOTTOMING OUT AROUND 20 PERCENT BY 4 OR 5 PM...THOUGH PERHAPS JUST A SLIGHT BIT LOWER AS DEEP MIXING REMAINS IN PLACE. A QUICK DIP IN TEMPERATURES IS AGAIN EXPECTED AFTER SUNSET TONIGHT...SENDING HUMIDITY LEVELS CLIMBING RAPIDLY. HOWEVER... CONTINUED VERY WARM TEMPERATURES AND LOW HUMIDITY LEVELS WILL MAKE A RETURN APPEARANCE ON THURSDAY...THOUGH WINDS WILL BE EVEN LIGHTER THAN TODAY...GENERALLY UNDER 10 MPH. PLEASE NOTE: THIS FORECAST CAN BE USED FOR EITHER OF THE ONGOING WILDFIRES AS CONDITIONS AT THE TWO LOCATIONS WILL BE QUITE SIMILAR. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT). TEMPERATURE.........74-79 AT REQUEST...MAX 81. MIN HUMIDITY........25 PERCENT AT REQUEST...MIN 19 PERCENT. WIND (20 FT)........NORTH/NORTHWEST AT 6 TO 9 MPH WITH MAXIMUM GUSTS TO 17 MPH...SLOWLY BACKING TO THE NORTHWEST. TRANSPORT WINDS.....NORTH 10 TO 14 MPH. MIXING HEIGHT.......7600-9300 FT AGL THROUGH LATE AFTERNOON. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT REQUEST...MAX 5. SMOKE DISPERSAL.....EXCELLENT (1200) AT REQUEST. MAX...EXCELLENT (1200). TIME (EDT) 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM SKY (%).........31 42 42 42 4 4 4 0 WEATHER COV..... WEATHER TYPE.... TEMP............75 75 76 77 78 77 75 72 RH..............22 21 20 19 19 19 21 25 20 FT WIND DIR..NNW NNW NNW NW NW NW NW NW 20 FT WIND SPD..6 6 6 6 6 6 6 5 20 FT WIND GUST.20 15 20 15 15 15 15 10 HAINES INDEX....5 5 5 5 5 5 5 5 SMOKE DISP......900 1200110010001000700 400 0 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT). MIN TEMPERATURE.....42. MAX HUMIDITY........96 PERCENT. WIND (20 FT)........NORTHWEST WINDS 5 TO 6 MPH EARLY IN THE EVENING BECOMING LIGHT. TRANSPORT WINDS.....WEST 5 TO 14 MPH. MIXING HEIGHT.......300-400 FT AGL. HAINES INDEX........MIN 5. SMOKE DISPERSAL.....MIN POOR(0). TIME (EDT) 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).........13 13 13 13 13 8 8 8 8 WEATHER COV..... WEATHER TYPE.... TEMP............67 60 53 51 49 47 46 45 44 RH..............32 44 64 71 77 83 86 93 96 20 FT WIND DIR..NW NW NW NW NW NW NW NW NW 20 FT WIND SPD..4 3 2 1 1 0 2 2 2 20 FT WIND GUST.10 5 5 5 5 5 5 HAINES INDEX....5 5 5 5 5 5 5 5 5 SMOKE DISP......0 0 0 0 0 0 0 0 0 .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT). MAX TEMPERATURE.....84. MIN HUMIDITY........19 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 7 MPH IN THE AFTERNOON. TRANSPORT WINDS.....NORTHWEST 5 TO 7 MPH. MIXING HEIGHT.......300-1400 FT AGL INCREASING TO 8400 FT AGL. HAINES INDEX........MAX 5. SMOKE DISPERSAL.....MAX GOOD(500). TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........8 8 8 8 10 10 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............45 53 68 77 82 81 RH..............93 66 39 27 22 20 20 FT WIND......NW 2 NW 3 NW 4 NW 5 NW 6 NW 6 20 FT WIND GUST.5 5 10 10 10 15 HAINES INDEX....5 5 5 5 5 5 SMOKE DISP......0 0 200 400 500 400 $$ FORECASTER...DAVID LAWRENCE REQUESTED BY...JIM FISHER TYPE OF REQUEST...WILDFIRE .TAG 20100519.GRAYL.01/APX