FNUS73 KDLH 101401
FWSDLH

SPOT FORECAST FOR DAY LAKE...US FOREST SERVICE
NATIONAL WEATHER SERVICE DULUTH MN
901 AM CDT SAT JUL 10 2010

FORECAST IS BASED ON IGNITION TIME OF 0930 CDT ON JULY 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...UNSTABLE AIR MASS IN PLACE OVER THE REGION WILL
WARM TEMPERATURES INTO THE LOWER TO MID 80S AND PUSH DEW POINTS
INTO THE LOWER 60S AROUND THE PRESCRIBED BURN SITE. MINIMUM
HUMIDITIES THIS AFTERNOON WILL REACH DOWN INTO THE LOWER 40S.
WINDS WILL BE DOMINANTLY FROM THE SOUTHWEST 10 TO 15 MPH...GUSTS
UP TO 20 MPH THIS AFTERNOON AND POSSIBLY STRONGER GUSTS AND
ERRATIC WINDS AROUND THUNDERSTORMS THROUGH THE DAY. CURRENTLY
THERE ARE A FEW THUNDERSTORMS OUT THERE AND THERE IS A SLIGHT
CHANCE ONE COULD MOVE OVER THE BURN SITE LATE THIS MORNING. THESE
STORMS COULD PRODUCE GUSTY WINDS UP TO 30 MPH...SMALL
HAIL...PERIODS OF HEAVY RAIN...AND OCCASIONAL LIGHTNING. WE ARE
EXPECTING A BREAK THIS AFTERNOON...AFTER 12 NOON....AND THEN A
REDEVELOPMENT OF THUNDERSTORMS LATER IN THE AFTERNOON AND EARLY
EVENING...AFTER 3 OR 4 PM BEGINNING OVER MINNESOTA AND SPREADING
EASTWARD THROUGH THE EVENING. THESE STORMS HAVE THE POTENTIAL TO
BE STRONGER THAN THE ONES THIS MORNING...POSSIBLY EVEN SEVERE.
SOME OF THESE STORMS WILL LINGER INTO THE NIGHT OVER NORTHWESTERN
WISCONSIN...BUT SHOULD BEGIN TO LOSE SOME INTENSITY AFTER SUNSET.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY. ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE MORNING...AND AGAIN IN
                    THE LATE AFTERNOON AND EVENING. CHANCE OF
                    PRECIPITATION 20 PERCENT.
MAX TEMPERATURE.....80-85.
MIN HUMIDITY........40-44 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 7 TO 8 MPH.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 4100 FT AGL LATE IN
                    THE MORNING...THEN INCREASING TO 8400 FT AGL
                    IN THE AFTERNOON. DECREASING TO 5000 FT AGL IN
                    THE LATE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 19 TO 23 MPH.
SMOKE DISPERSAL.....EXCELLENT (102400) INCREASING TO EXCELLENT
                    (140700) LATE IN THE AFTERNOON.

TIME (CDT)      9 AM   11 AM  1 PM   3 PM   5 PM
TEMP............72     75     80     82     82
RH..............69     57     47     43     47
20 FT WIND DIR..SW     SW     SW     SW     SW
20 FT WIND SPD..3      5      6      7      6
20 FT WIND GUST.       7      8      12     8

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE EVENING...THEN A CHANCE OF
                    SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
                    CHANCE OF PRECIPITATION 40 PERCENT.
MIN TEMPERATURE.....62-67.
MAX HUMIDITY........89-93 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 7 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......2000 FT AGL DECREASING TO 300 FT AGL IN THE
                    LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR (8000).

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
TEMP............80     74     70     67     66     65
RH..............51     62     73     81     87     93
20 FT WIND DIR..SW     SW     SW     S      S      S
20 FT WIND SPD..6      5      5      5      5      5
20 FT WIND GUST.8      7      6      6      7      7

$$
FORECASTER...BRIAN
REQUESTED BY...STEVE RADAJ
TYPE OF REQUEST...PRESCRIBED
.TAG 20100710.DAYLA.01/DLH