507
FNUS73 KILX 261321
FWSILX

Spot Forecast for Lake of the Woods FP - Buffalo Trace...Champaign County Forest Preserve District
National Weather Service Lincoln IL
721 AM CST Tue Nov 26 2024

Forecast is based on ignition time of 1300 CST on November 26.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at (217) 732-3089 if you have questions
or concerns with this forecast.

.DISCUSSION...

High pressure will keep conditions cool and relatively quiet for
today. Unsettled weather arrives by Wednesday as a frontal system
brings a mix of rain and snow to the region. Very cold
temperatures will arrive late this week through the beginning of
December.

.REST OF TODAY...

Sky/weather.........Mostly sunny (30 percent) then becoming
                    mostly cloudy (65-75 percent).
Chance of pcpn......0 percent.
LAL.................1.
Temperature.........40 at ignition...Max 41.
RH..................46 percent at ignition...Min 44 percent.
Wind (20 ft)........Winds west at 8 mph at ignition...otherwise
                    Southwest winds 5 to 7 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth at ignition...max 4.
Mixing height.......1900 ft AGL at ignition...otherwise 2000 ft
                    AGL.
Transport winds.....West 6 to 12 mph.
Smoke dispersal.....Poor /19200 knot-ft/ at ignition. Max...Poor
                    /19700 knot-ft/.

TIME (CST)      1 PM   3 PM   5 PM
Sky (%).........31     60     72
Weather cov.....
Weather type....NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0
LAL.............1      1      1
Temp............40     41     37
RH..............46     48     59
20 ft wind......W 8    SW 8   SW 8
20 ft wind gust.14     13     13
Mix hgt (ft)....1900   2000   400
Transport wind..W 12   W 12   SW 6
Haines index....4      4      4
Vrate kt-ft/1K..19     20     2
Ventrate Cat....POOR   POOR   POOR

.TONIGHT...

Sky/weather.........Mostly cloudy (75-85 percent). Slight chance of
                    rain after 3 am.
Chance of pcpn......20 percent.
LAL.................1.
Temperature.........Min 34.
RH..................Max 72 percent.
Wind (20 ft)........Light winds becoming southeast around 5 mph
                    overnight.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......400 ft AGL.
Transport winds.....South 6 to 10 mph.
Smoke dispersal.....Poor (1800 knot-ft).

TIME (CST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........76     77     80     79     81     82
Weather cov.....                                   S CHC
Weather type....NONE   NONE   NONE   NONE   NONE   RAIN
Tstm cov........
Chc of pcpn (%).10     10     10     10     10     20
LAL.............1      1      1      1      1      1
Temp............35     34     35     35     34     35
RH..............64     69     69     69     72     69
20 ft wind......S 5    S 5    S 3    SE 6   SE 6   SE 6
20 ft wind gust.6      6      8      14     14     13
Mix hgt (ft)....400    400    400    400    400    400
Transport wind..SW 6   S 6    S 6    S 7    S 8    S 9
Haines index....4      4      4      4      4      4
Vrate kt-ft/1K..2      2      2      2      3      3
Ventrate Cat....POOR   POOR   POOR   POOR   POOR   POOR

.WEDNESDAY...

Sky/weather.........Mostly cloudy (80-90 percent). Chance of rain
                    in the morning, then rain likely in the
                    afternoon. Slight chance of snow late in the
                    afternoon.
Chance of pcpn......70 percent.
LAL.................1.
Temperature.........Max 41.
RH..................Min 67 percent.
Wind (20 ft)........Southeast winds 6 to 7 mph.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.
Mixing height.......1600 ft AGL.
Transport winds.....Southeast 9 to 17 mph shifting to the east late
                    in the afternoon.
Smoke dispersal.....Poor (3400 knot-ft).

TIME (CST)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........81     81     82     91     92     92
Weather cov.....CHANCE CHANCE CHANCE LIKELY LIKELY LIKELY
Weather type....RAIN   RAIN   RAIN   RAIN   RAIN   RAIN
Tstm cov........
Chc of pcpn (%).30     30     40     70     70     70
LAL.............1      1      1      1      1      1
Temp............35     36     40     41     41     38
RH..............72     72     67     70     76     89
20 ft wind......SE 8   SE 8   SE 9   SE 8   SE 8   E 8
20 ft wind gust.15     15     16     14     14     13
Mix hgt (ft)....400    600    1200   1600   1600   1300
Transport wind..S 9    S 13   S 16   SE 16  SE 14  E 13
Haines index....4      4      4      3      3      3
Vrate kt-ft/1K..3      6      17     22     19     14
Ventrate Cat....POOR   POOR   POOR   POOR   POOR   POOR

$$
Forecaster...37
Requested by...Peter Goodspeed
Type of request...PRESCRIBED
.TAG 2427353.0/ILX
.DELDT 11/26/24
.FormatterVersion 2.0.0
.EMAIL pgoodspeed@ccfpd.org