Suppression Forecast Issued by NWS Des Moines, IA
000
FNUS73 KDMX 241426
FWSDMX
SPOT FORECAST FOR EAGLE FLATS...IA DNR
NATIONAL WEATHER SERVICE DES MOINES IA
926 AM CDT FRI MAY 24 2013
FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MAY 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
AN INITIAL OBSERVATION AT IGNITION AND A MID BURN OBSERVATION ARE REQUIRED...
PLEASE RELAY THEM TO THE NATIONAL WEATHER SERVICE FOR EACH PRESCRIBED BURN.
.DISCUSSION...
AS HIGH PRESSURE MOVES EAST OVER THE GREAT LAKES...SOUTHEAST WINDS WILL
INCREASE TODAY. CLOUDS WILL INCREASE IN THE AFTERNOON.
.TODAY...
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING PARTLY
SUNNY (60-70 PERCENT). ISOLATED SHOWERS AND
THUNDERSTORMS LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........40 PERCENT.
EYE LEVEL WINDS.....SOUTH WINDS 9 TO 16 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2400 FT AGL INCREASING TO 4700 FT AGL IN THE
LATE MORNING AND AFTERNOON.
MIXING WINDS........SOUTH 8 TO 17 MPH INCREASING TO 18 TO 22 MPH IN
THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO GOOD (4700-53500 KNOT-FT) INCREASING TO
GOOD TO EXCELLENT (59000-85000 KNOT-FT) IN THE
AFTERNOON.
WIND (20 FT)........SOUTH WINDS 9 TO 16 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE
AFTERNOON.
TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........12 18 21 31 40 44 50 63
WEATHER COV..... ISO
WEATHER TYPE.... RW
TSTM COV........ ISO
TEMP............61 62 64 65 67 67 67 67
RH..............46 46 43 41 40 40 40 42
20 FT WIND DIR..SE SE SE S S S S S
20 FT WIND SPD..15 15 14 15 15 16 16 16
20 FT WIND GUST.20 20 20 20 25 25 25 25
EYE LVL WND DIR.SE SE SE S S S S S
EYE LVL WND SPD.11 11 10 11 11 11 11 11
EYE LVL WND GST.20 20 20 20 25 25 25 25
MIX HGT (KFT)...3.5 3.7 3.9 4.2 4.5 4.7 4.5 4.2
MIXNG WIND DIR..S S S S S S S S
MIXNG WIND SPD..16 16 17 18 20 21 21 22
HAINES INDEX....5 4 4 4 3 3 3 3
.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SHOWERS AND
THUNDERSTORMS LIKELY IN THE EVENING...THEN
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
MIN TEMPERATURE.....AROUND 51.
MAX HUMIDITY........89 PERCENT.
EYE LEVEL WINDS.....SOUTHEAST WINDS 13 TO 15 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
FIRE GROWTH.
MIXING HEIGHT.......4000 FT AGL DECREASING TO 1900 FT AGL EARLY IN
THE EVENING.
MIXING WINDS........SOUTHEAST 17 TO 25 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (40800-75800 KNOT-FT)
DECREASING TO POOR TO FAIR (8200-18100 KNOT-FT)
IN THE LATE EVENING AND OVERNIGHT.
WIND (20 FT)........SOUTHEAST WINDS 13 TO 15 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS.
TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM
SKY (%).........69 78 90 99 100 100
WEATHER COV.....CHANCE CHANCE LIKELY DEFNTE LIKELY LIKELY
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........CHANCE CHANCE LIKELY DEFNTE LIKELY LIKELY
TEMP............66 61 58 55 54 52
RH..............43 53 64 74 77 86
20 FT WIND......S 15 S 15 SE 14 SE 14 SE 14 SE 13
20 FT WIND GUST.20 20 20 20 20 15
EYE LEVEL WIND..S 11 S 11 SE 10 SE 10 SE 10 SE 9
EYE LVL WND GST.20 20 20 20 20 15
MIX HGT (FT)....4000 1900 700 500 700 800
MIXNG WIND......S 22 S 25 S 23 S 17 S 17 SE 18
HAINES INDEX....3 4 4 3 3 3
$$
FORECASTER...JUNGBLUTH
REQUESTED BY...TODD WALROD
TYPE OF REQUEST...PRESCRIBED
.TAG 20130524.EAGLE.01/DMX