FNUS73 KEAX 191740 FWSEAX SPOT FORECAST FOR HEADQUARTERS...USFWS NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 1140 AM CST THU FEB 19 2009 FORECAST IS BASED ON IGNITION TIME OF 1330 CST ON FEBRUARY 19. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... SURFACE HIGH PRESSURE ACROSS THE CENTRAL AND SOUTHERN PLAINS WILL KEEP LIGHT TO MODERATE NORTHWEST TO WEST WINDS ACROSS THE AREA THOUGH THE EVENING HOURS. BY MIDNIGHT...HIGH PRESSURE WILL SINK TO THE SOUTHEAST ALLOWING WINDS TO TURN BACK OUT OF THE SOUTH TO SOUTHWEST. THESE SOUTHERLY WINDS WILL BRING WARMING TEMPERATURES WITH READINGS CLIMBING TO NEAR 60 DEGREES ON FRIDAY. WIND SPEEDS FRIDAY AFTERNOON WILL CLIMB BETWEEN 10 AND 15 MPH WITH GUSTS TO 20 MPH POSSIBLE. RELATIVE HUMIDITY VALUES BOTH THIS AFTERNOON AND FRIDAY AFTERNOON WILL FALL INTO THE UPPER 20S TO LOWER 30S. AN UPPER LEVEL STORM SYSTEM WILL AFFECT THE CENTRAL PLAINS AND MIDWEST FRIDAY NIGHT BRINGING A CHANCE OF PRECIPITATION TO THE AREA. A SURFACE COLD FRONT WILL PLUNGE INTO THE AREA AHEAD OF THIS SYSTEM FRIDAY EVENING WITH THIS FRONT TIMED THROUGH NORTHWEST MISSOURI AROUND 6PM AND CENTRAL MISSOURI BY 9PM. AREAS ALONG AND NORTH OF A ST JOSEPH TO SEDALIA LINE STAND THE BEST CHANCE OF SEEING MEASURABLE PRECIPITATION...WITH MOST AREAS REMAINING DRY. BEHIND THIS FRONT...WINDS ARE EXPECTED TO CLIMB UP TO 15 TO 25 MPH WITH GUSTS TO 35 MPH. .TODAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). MAX TEMPERATURE.....39 AT IGNITION...MAX 42. MIN HUMIDITY........36 PERCENT AT IGNITION...MIN 32 PERCENT. CHC OF WETTING RAIN.0 PERCENT. 20-FOOT WINDS.......WINDS NORTHWEST AT 12 MPH AT IGNITION...OTHERWISE NORTHWEST WINDS 6 TO 14 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 5. MIXING HEIGHT.......1400-2600 FT AGL INCREASING TO 4400 FT AGL AT IGNITION...OTHERWISE 4400-4800 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....NORTHWEST 16 TO 21 MPH. TIME (CST) 1PM 2PM 3PM 4PM 5PM SKY (%).........2 3 3 4 5 WEATHER COV..... WEATHER TYPE.... TEMP............37 39 41 40 38 RH..............36 34 32 34 36 20 FT WIND DIR..NW NW NW NW NW 20 FT WIND SPD..12 10 9 8 6 20 FT WIND GUST.15 10 10 HAINES INDEX....4 4 5 5 5 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). MIN TEMPERATURE.....MIN 25. MAX HUMIDITY........MAX 77 PERCENT. CHC OF WETTING RAIN.0 PERCENT. 20-FOOT WINDS.......WEST WINDS AROUND 5 MPH SHIFTING TO THE SOUTHWEST 5 TO 7 MPH EARLY IN THE EVENING. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-500 FT AGL. TRANSPORT WINDS.....SOUTHWEST 2 TO 6 MPH. TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).........6 17 18 19 19 20 19 20 25 28 31 35 WEATHER COV..... WEATHER TYPE.... TEMP............37 34 33 31 30 29 29 28 27 26 26 25 RH..............38 43 47 51 55 58 61 65 68 71 73 77 20 FT WIND DIR..NW W S SE S S S S S S SW SW 20 FT WIND SPD..5 5 5 5 5 6 6 7 7 7 7 7 20 FT WIND GUST. HAINES INDEX....4 4 4 4 4 4 4 4 4 4 4 4 .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). MAX TEMPERATURE.....MAX 58. MIN HUMIDITY........MIN 32 PERCENT. CHC OF WETTING RAIN.0 PERCENT. 20-FOOT WINDS.......SOUTHWEST WINDS 7 TO 15 MPH. HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300 FT AGL INCREASING TO 2900-3900 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH 7 TO 14 MPH. TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........37 38 39 41 43 45 47 47 47 48 49 50 WEATHER COV..... WEATHER TYPE.... TEMP............25 25 26 32 39 45 50 54 57 58 58 57 RH..............80 86 87 72 58 49 43 37 33 32 32 33 20 FT WIND DIR..SW SW SW SW S S S S S SW SW SW 20 FT WIND SPD..7 8 8 9 10 10 12 14 15 15 13 10 20 FT WIND GUST.10 10 10 10 15 15 20 20 20 15 HAINES INDEX....5 5 5 5 5 5 4 4 4 5 5 5 $$ FORECASTER...DUX REQUESTED BY...DEON STEINLE TYPE OF REQUEST...PRESCRIBED .TAG 20090219.HEADQ.01/EAX