Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 260029
FWSDMX

SPOT FORECAST FOR BRUSH PILES SPRING THV...U.S. FISH AND WILDLIFE SERVICE
NATIONAL WEATHER SERVICE DES MOINES IA
729 PM CDT MON MAY 25 2015

FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON MAY 26.
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...

ON TUESDAY WINDS WILL BE VARIABLE AT TIMES BUT GENERALLY FROM THE
SOUTH TO SOUTHWEST AT LESS THAN 10 MPH. SCATTERED SHOWERS AND A
FEW THUNDERSTORMS WILL AFFECT THE AREA DURING THE DAY. IT WILL
REMAIN FAIRLY HUMID...WITH RH VALUES GENERALLY IN THE 60S THROUGH
THE AFTERNOON.

.TUESDAY...

SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SHOWERS LIKELY
                    IN THE MORNING. SCATTERED THUNDERSTORMS THROUGH
                    THE DAY. CHANCE OF SHOWERS IN THE AFTERNOON.
TEMPERATURE.........74 AT IGNITION...MAX 75.
RH..................64 PERCENT AT IGNITION...MIN 62 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST WINDS 7 TO 12 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2400 FT AGL INCREASING TO 4900 FT AGL IN THE
                    LATE MORNING AND AFTERNOON.
MIXING WINDS........SOUTHWEST 10 TO 17 MPH.
SMOKE DISPERSAL.....POOR TO GOOD (4900-53700 KNOT-FT) INCREASING TO
                    GOOD TO EXCELLENT (49200-64600 KNOT-FT) IN THE
                    AFTERNOON.
WIND (20 FT)........WINDS SOUTHWEST AT 12 MPH AT
                    IGNITION...OTHERWISE SOUTHWEST WINDS 7 TO 12
                    MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS EARLY IN THE MORNING. GUSTY AND
                    ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS UNTIL
                    LATE AFTERNOON. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS EARLY IN THE
                    AFTERNOON.

TIME (CDT)      12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........72  70  71  74  75  72
WEATHER COV.....CHC CHC CHC CHC CHC CHC
WEATHER TYPE....RW  RW  RW  RW  RW  RW
TSTM COV........ISO ISO CHC CHC CHC CHC
TEMP............74  75  75  75  75  75
RH..............64  62  62  64  64  64
20 FT WIND DIR..SW  SW  SW  SW  SW  SW
20 FT WIND SPD..12  12  12  12  12  12
20 FT WIND GUST.15  15  15  15  15  15
EYE LVL WND DIR.SW  SW  SW  SW  SW  SW
EYE LVL WND SPD.9   9   9   9   9   9
EYE LVL WND GST.15  15  15  15  15  15
MIX HGT (KFT)...4.3 4.8 4.9 4.9 4.9 4.6
MIXNG WIND DIR..SW  S   SW  SW  SW  SW
MIXNG WIND SPD..15  14  15  15  15  13
HAINES INDEX....4   4   4   4   4   4

.TUESDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS EARLY IN THE
                    EVENING...THEN SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS LATE IN THE EVENING.
TEMPERATURE.........MIN 60.
RH..................MAX 93 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 5 TO 10 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......4200 FT AGL DECREASING TO 1400 FT AGL IN THE
                    LATE EVENING AND OVERNIGHT.
MIXING WINDS........SOUTHWEST 3 TO 9 MPH DECREASING TO 2 TO 3 MPH
                    IN THE LATE EVENING AND EARLY MORNING...THEN
                    SHIFTING TO THE NORTHWEST AROUND 2 MPH EARLY IN
                    THE MORNING.
SMOKE DISPERSAL.....POOR TO GOOD (500-32600 KNOT-FT).
WIND (20 FT)........WEST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS IN THE EVENING.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........67     65     69     60     57     57
WEATHER COV.....CHANCE CHANCE S CHC  S CHC
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR NONE   NONE
TSTM COV........CHANCE CHANCE S CHC  S CHC
TEMP............75     72     67     65     63     61
RH..............62     68     81     84     87     93
20 FT WIND......W 10   W 8    W 7    W 7    W 6    W 5
20 FT WIND GUST.15     10
EYE LEVEL WIND..W 7    W 6    W 5    W 5    W 4    W 4
EYE LVL WND GST.15     10
MIX HGT (FT)....4200   2600   300    300    300    300
MIXNG WIND......W 9    SW 3   E 2    S 3    SW 3   NW 2
HAINES INDEX....3      3      4      4      4      3

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
TEMPERATURE.........MAX 80.
RH..................MIN 47 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 5 TO 7 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2200 FT AGL INCREASING TO 7000 FT AGL.
MIXING WINDS........NORTHEAST 2 TO 5 MPH SHIFTING TO THE SOUTH 1 TO
                    3 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (400-18200 KNOT-FT).
WIND (20 FT)........WEST WINDS 5 TO 7 MPH.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
SKY (%).........45        38        31        31
WEATHER COV.....
WEATHER TYPE....NONE      NONE      NONE      NONE
TSTM COV........
TEMP............60        67        75        79
RH..............93        78        55        47
20 FT WIND......W 6       W 5       NW 6      NW 7
EYE LEVEL WIND..W 4G5     W 4G5     NW 4G5    NW 5
MIX HGT (FT)....300       2200      4800      6600
MIXNG WIND......N 2       N 5       SE 2      S 1
HAINES INDEX....3         4         4         4

$$
FORECASTER...LEE
REQUESTED BY...JIM KRIZMAN
TYPE OF REQUEST...PRESCRIBED
.TAG 20150526.BRUSH.01/DMX


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