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000
FNUS73 KLOT 190107
FWSLOT

SPOT FORECAST FOR WAUBANSEE RX...FOREST PRESERVE DISTRICT OF COOK COUNTY
NATIONAL WEATHER SERVICE CHICAGO IL
707 PM CST THU DEC 18 2014

FORECAST IS BASED ON IGNITION TIME OF 1300 CST ON DECEMBER 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL REMAIN IN CONTROL THROUGH FRIDAY NIGHT. CLOUDS WILL
REMAIN TRAPPED UNDER A INVERSION WHICH WILL REMAIN RIGHT AROUND 3000-3500
FT AT MOST. THEREFORE MIXING HEIGHTS WILL BE NO HIGHER THAN THIS...
POSSIBLY A BIT LOWER GIVEN MIXED CLOUD COVER. WINDS WILL ALSO REMAIN
LIGHT AND VARIABLE. NO SIGNIFICANT PRECIPITATION IS EXPECTED UNTIL
MONDAY.


.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY.
TEMPERATURE.........33 AT IGNITION...MAX 33.
RH..................61 PERCENT AT IGNITION...MIN 58 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 3 MPH AT
                    IGNITION...OTHERWISE NORTHWEST WINDS AROUND 5
                    MPH EARLY IN THE MORNING BECOMING LIGHT AND VARIABLE
                    THROUGH THE AFTERNOON.
MIXING HEIGHT.......500-1500 FT AGL INCREASING TO 2500-3500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 7 MPH SHIFTING TO THE WEST
                    AROUND 5 MPH.
MIXING TEMP 1700FT..30.
SMOKE DISPERSAL.....POOR /13000 KNOT-FT/ AT IGNITION. MAX...POOR
                    /13500 KNOT-FT/.

TIME (CST)      1PM 2PM 3PM 4PM 5PM
SKY (%).........85  86  86  83  80
TEMP............33  33  33  32  30
RH..............61  61  63  66  72
20FT WIND DIR...330 310 290 270 250
20FT SPEED(MPH).2   2   2   2   2
20FT SPEED(KT)..2   2   2   1   1
20FT GUST(MPH)..6   6   6   3   3
20FT GUST(KT)...5   5   5   3   3
MIX HGT (KFT)...3.0 3.0 3.5 3.0 2.5
TRANSP WIND DIR.320 260 230 240 270
TRANSP WIND SPD.5   5   5   5   5
VRATE KT-FT/100013  14  13  12  11

.FRIDAY NIGHT...

SKY/WEATHER.........CLOUDY.
TEMPERATURE.........MIN 26.
RH..................MAX 88 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......1000-2000 FT AGL DECREASING TO 500 FT AGL IN
                    THE LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....WEST 3 TO 5 MPH.
SMOKE DISPERSAL.....POOR (500-8500 KNOT-FT).

TIME (CST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........77     83     88     93     95     98
TEMP............29     28     27     27     26     26
RH..............75     81     85     81     85     85
20 FT WIND......250/2  240/2  220/2  210/2  200/2  200/2
20 FT WIND GUST.3      3      3      3      3      3
MIX HGT (FT)....2000   1000   500    500    500    500
TRANSP WIND DIR.290    300    290    250    250    250
TRANSP WIND SPD.5      3      3      3      3      5
VRATE KT-FT/10009      3      1      1      1      1

$$
FORECASTER...DONOFRIO
REQUESTED BY...ROBB CHAPMAN
TYPE OF REQUEST...PRESCRIBED
.TAG 20141219.WAUBA.01/LOT







000
FNUS73 KLOT 190107
FWSLOT

SPOT FORECAST FOR WAUBANSEE RX...FOREST PRESERVE DISTRICT OF COOK COUNTY
NATIONAL WEATHER SERVICE CHICAGO IL
707 PM CST THU DEC 18 2014

FORECAST IS BASED ON IGNITION TIME OF 1300 CST ON DECEMBER 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL REMAIN IN CONTROL THROUGH FRIDAY NIGHT. CLOUDS WILL
REMAIN TRAPPED UNDER A INVERSION WHICH WILL REMAIN RIGHT AROUND 3000-3500
FT AT MOST. THEREFORE MIXING HEIGHTS WILL BE NO HIGHER THAN THIS...
POSSIBLY A BIT LOWER GIVEN MIXED CLOUD COVER. WINDS WILL ALSO REMAIN
LIGHT AND VARIABLE. NO SIGNIFICANT PRECIPITATION IS EXPECTED UNTIL
MONDAY.


.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY.
TEMPERATURE.........33 AT IGNITION...MAX 33.
RH..................61 PERCENT AT IGNITION...MIN 58 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 3 MPH AT
                    IGNITION...OTHERWISE NORTHWEST WINDS AROUND 5
                    MPH EARLY IN THE MORNING BECOMING LIGHT AND VARIABLE
                    THROUGH THE AFTERNOON.
MIXING HEIGHT.......500-1500 FT AGL INCREASING TO 2500-3500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 7 MPH SHIFTING TO THE WEST
                    AROUND 5 MPH.
MIXING TEMP 1700FT..30.
SMOKE DISPERSAL.....POOR /13000 KNOT-FT/ AT IGNITION. MAX...POOR
                    /13500 KNOT-FT/.

TIME (CST)      1PM 2PM 3PM 4PM 5PM
SKY (%).........85  86  86  83  80
TEMP............33  33  33  32  30
RH..............61  61  63  66  72
20FT WIND DIR...330 310 290 270 250
20FT SPEED(MPH).2   2   2   2   2
20FT SPEED(KT)..2   2   2   1   1
20FT GUST(MPH)..6   6   6   3   3
20FT GUST(KT)...5   5   5   3   3
MIX HGT (KFT)...3.0 3.0 3.5 3.0 2.5
TRANSP WIND DIR.320 260 230 240 270
TRANSP WIND SPD.5   5   5   5   5
VRATE KT-FT/100013  14  13  12  11

.FRIDAY NIGHT...

SKY/WEATHER.........CLOUDY.
TEMPERATURE.........MIN 26.
RH..................MAX 88 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......1000-2000 FT AGL DECREASING TO 500 FT AGL IN
                    THE LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....WEST 3 TO 5 MPH.
SMOKE DISPERSAL.....POOR (500-8500 KNOT-FT).

TIME (CST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........77     83     88     93     95     98
TEMP............29     28     27     27     26     26
RH..............75     81     85     81     85     85
20 FT WIND......250/2  240/2  220/2  210/2  200/2  200/2
20 FT WIND GUST.3      3      3      3      3      3
MIX HGT (FT)....2000   1000   500    500    500    500
TRANSP WIND DIR.290    300    290    250    250    250
TRANSP WIND SPD.5      3      3      3      3      5
VRATE KT-FT/10009      3      1      1      1      1

$$
FORECASTER...DONOFRIO
REQUESTED BY...ROBB CHAPMAN
TYPE OF REQUEST...PRESCRIBED
.TAG 20141219.WAUBA.01/LOT








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