FNUS73 KGRB 261632
FWSGRB

SPOT FORECAST FOR TRAPPE RIVER FLATS...WISCONSIN DNR
NATIONAL WEATHER SERVICE GREEN BAY WI
1132 AM CDT MON APR 26 2010

FORECAST IS BASED ON IGNITION TIME OF 1135 CDT ON APRIL 26.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE NATIONAL WEATHER
SERVICE IN GREEN BAY.

.DISCUSSION...HIGH PRESSURE BUILDING IN FROM CANADA WILL BRING
DRY CONDITIONS TO NORTHEAST AND CENTRAL WISCONSIN THROUGH THURSDAY.
AFTERNOON HUMIDITIES WILL DROP INTO THE 20S. LOOK FOR INCREASING
CHANCES FOR PRECIPITATION AS THE WEEKEND APPROACHES.

FOR A POSSIBLE MESOSCALE AFFECT IN THE TRAP RIVER FLATS BURN AREA...ITS
POSSIBLE THE NORTHEAST WINDS WILL BE OVERCOME BY THE SUBTLE SOUTH OR
SOUTHEAST ASPECT UPSLOPE WINDS DURING MAXIMUM SOLAR HEATING AND DURING
THE FIRE TO PRODUCE A MORE EASTERLY WIND AT TIMES.  BUT OVERALL THE
PREVAILING WIND EXPECTED TO BE NORTHEAST.

.REST OF TODAY...

SKY/WEATHER.........SUNNY.
                    TEMPERATURE.........57 AT IGNITION...MAX 62.
RELATIVE HUMIDITY...37 PERCENT AT IGNITION...MIN 24 PERCENT.
WIND (20 FT)........WINDS NORTHEAST AT 7 MPH AT
                    IGNITION...OTHERWISE NORTHEAST WINDS AROUND 10
                    MPH. GUSTS UP TO 20 MPH THROUGH NOON.
MIXING HEIGHT.......6100 FT AGL AT IGNITION...THEN 6800 FT AGL.
TRANSPORT WINDS.....NORTHEAST AT AROUND 21 MPH AT IGNITION...THEN
                    NORTHEAST 16 TO 21 MPH.
SMOKE DISPERSAL.....109200 /EXCELLENT/ AT IGNITION...THEN 90800
                    /EXCELLENT/.

TIME (CDT)      11 AM  1 PM   3 PM   5 PM
SKY (%).........MCLEAR MCLEAR MCLEAR MCLEAR
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............55     58     61     60
RH..............37     31     25     24
20 FT WIND......NE 6   NE 7   NE 8   NE 8
20 FT WIND GUST.20     20     15     15

.TONIGHT...

SKY/WEATHER.........CLEAR. AREAS OF FROST AFTER MIDNIGHT.
MIN TEMPERATURE.....27.
RELATIVE HUMIDITY...MAX 85 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......4500 FT AGL DECREASING TO 100 FT AGL EARLY IN
                    THE EVENING.
TRANSPORT WINDS.....NORTHEAST 11 TO 16 MPH.
SMOKE DISPERSAL.....600 /POOR/.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR
WEATHER COV.....                     AREAS  AREAS  AREAS
WEATHER TYPE....NONE   NONE   NONE   FROST  FROST  FROST
TEMP............54     43     37     33     29     28
RH..............30     46     60     69     80     85
20 FT WIND......NE 9   NE 9   NE 7   NE 6   NE 5   NE 5
20 FT WIND GUST.15     15     10     10     10     10

$$
FORECASTER...TDH
REQUESTED BY...DAVE CHRISTENSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20100426.TRAPP.01/GRB