FNUS73 KMPX 011519
FWSMPX

SPOT FORECAST FOR GRAVEL PIT ISLE...USFWS
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1019 AM CDT WED MAY 1 2013

FORECAST IS BASED ON IGNITION TIME OF 1300 CDT ON MAY 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A RIDGE OF HIGH PRESSURE WILL PREVAIL OVER THE BURN SITE.
THERE WILL BE BRISK NORTH TO NORTHWEST WINDS THROUGH THE DAY.
SPEEDS FROM 15 TO 20 MPH WILL BE COMMON ALONG WITH GUSTS TO
25 MPH.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY.
TEMPERATURE.........40 AT IGNITION...MAX 41.
RH..................46 PERCENT AT IGNITION...MIN 48 PERCENT.
WIND (20 FT)........WINDS NORTH AT 15 MPH AT IGNITION...OTHERWISE
                    NORTH WINDS 15 TO 20 MPH.
HAINES INDEX........3 OR VERY LOW AT IGNITION...MAX 4.
SMOKE DISPERSAL.....EXCELLENT (64600-83400).
MIXING HEIGHT.......3700-4800 FT AGL.
MIXING WINDS........NORTH 21 TO 24 MPH.

TIME (CDT)      11 AM  1 PM   3 PM   5 PM   7 PM   9 PM
SKY (%).........MCLDY  MCLDY  MCLDY  MCLDY  MCLDY  MCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............39     40     39     39     40     36
RH..............50     46     48     50     52     61
20 FT WIND......N 14   N 14   N 14   N 14   N 14   N 11
20 FT WIND GUST.25     25     25     25     25     20
HAINES INDEX....2      3      4      4      3      2

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
TEMPERATURE.........MIN 29.
RH..................MAX 81 PERCENT.
WIND (20 FT)........NORTH WINDS 10 TO 15 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (30600-79600) DECREASING TO
                    POOR TO FAIR (4600-20200) IN THE LATE EVENING
                    AND OVERNIGHT.

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY.
TEMPERATURE.........MAX 46.
RH..................MIN 36 PERCENT.
WIND (20 FT)........NORTH WINDS 11 TO 16 MPH.
HAINES INDEX........2 TO 3 OR OR VERY LOW.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (25100-72900) INCREASING TO
                    EXCELLENT (98000-121600) IN THE LATE MORNING
                    AND AFTERNOON.
MIXING HEIGHT.......1400-2400 FT AGL INCREASING TO 5500-6600 FT
                    AGL.
MIXING WINDS........NORTH 23 TO 29 MPH.

$$
FORECASTER...HILTBRAND
REQUESTED BY...DAN ANGELO
TYPE OF REQUEST...PRESCRIBED
.TAG 20130501.GRAVE.01/MPX