Suppression Forecast
Issued by NWS Chicago, IL

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000
FNUS73 KLOT 201919
FWSLOT

Spot Forecast for Indian Boundary Prairies...The Nature Conservancy
National Weather Service Chicago IL
119 PM CST Mon Nov 20 2017

Forecast is based on ignition time of 0900 CST on November 21.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at (815) 834-0666, if you have questions
or concerns with this forecast.

.DISCUSSION...Conditions should be dry on Tuesday with gusty
southwest winds. Sustained 20 ft winds will be 10 to 15 mph
at ignition time, with gusts of 20 to 25 mph.

.TUESDAY...

Sky/weather.........Mostly cloudy then becoming partly cloudy.
Temperature.........42 at ignition...Max 45.
RH..................73 percent at ignition...Min 62 percent.
Wind (20 ft)........Winds west at 12 mph at ignition...otherwise
                    Northwest winds 12 to 15 mph. Gusts up to 30
                    mph in the late morning and afternoon.
Chance of pcpn......10 percent.
Mixing height.......1500 ft AGL at ignition...otherwise 1500-3200
                    ft AGL increasing to 3500-4000 ft AGL in the
                    afternoon.
Transport winds.....Northwest 21 to 25 mph.
MIXING TEMP 1700FT..40.
Smoke dispersal.....Good /31600 knot-ft/ at ignition.
                    Max...excellent /81500 knot-ft/.

TIME (CST)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........71  84  76  85  79  72  66  54  42
WEATHER COV.....
WEATHER TYPE....
TEMP............42  43  44  43  41  39  37  35  33
RH..............73  65  62  62  62  62  64  64  66
20 FT WIND DIR..W   W   NW  NW  NW  NW  NW  NW  NW
20 FT WIND SPD..12  13  14  14  15  15  15  13  11
20 FT WIND GUST.25  25  25  25  30  30  30  25  20
MIX HGT (KFT)...1.5 2.0 2.6 3.2 3.5 3.7 4.0 3.9 3.9
TRANSP WIND DIR.250 260 290 300 300 310 310 310 320
TRANSP WIND SPD.25  23  22  21  21  21  22  23  24
CHC OF PCPN (%).10  10  10  10  10  10  0   0   0
VRATE KT-FT/100032  41  49  57  62  69  77  80  82

.TUESDAY NIGHT...

Sky/weather.........Mostly clear.
Temperature.........Min 23.
RH..................Max 77 percent.
Wind (20 ft)........Northwest winds 5 to 8 mph.
Chance of pcpn......0 percent.
Mixing height.......2800-3800 ft AGL decreasing to 600-1700 ft AGL
                    early in the evening.
Transport winds.....Northwest 15 to 23 mph decreasing to 6 to 10
                    mph in the late evening and overnight.
MIXING TEMP 1700FT..N/A.
Smoke dispersal.....Good to excellent (47100-78100 knot-ft)
                    decreasing to poor to fair (3400-21600 knot-ft)
                    early in the evening.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........28  23  13  8   8   8   8   8   7   6   8   11
WEATHER COV.....
WEATHER TYPE....
TEMP............33  31  30  29  28  27  27  26  26  25  24  23
RH..............63  66  69  69  68  71  68  71  71  74  77  77
20 FT WIND DIR..NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW
20 FT WIND SPD..8   7   7   6   6   6   6   6   5   5   5   5
20 FT WIND GUST.15  10  10  10  10
MIX HGT (KFT)...3.8 2.8 1.7 0.6 0.6 0.6 0.6 0.7 0.7 0.7 0.7 0.6
TRANSP WIND DIR.320 320 320 320 320 320 320 320 310 310 310 300
TRANSP WIND SPD.23  20  15  10  9   9   9   9   8   7   7   6
CHC OF PCPN (%).0   0   0   0   0   0   0   0   0   0   0   0
VRATE KT-FT/100078  47  22  6   5   5   5   5   5   4   4   3

.WEDNESDAY...

Sky/weather.........Sunny.
Temperature.........Max 35.
RH..................Min 47 percent.
Wind (20 ft)........Northwest winds around 5 mph early in the
                    morning becoming light, then becoming west
                    around 5 mph becoming light.
Chance of pcpn......0 percent.
Mixing height.......600-2500 ft AGL.
Transport winds.....Southwest 5 to 8 mph.
MIXING TEMP 1700FT..33.
Smoke dispersal.....Poor to fair (3200-16400 knot-ft).

TIME (CST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........13  13  13  12  11  9   8   9   10  11  15  22
WEATHER COV.....
WEATHER TYPE....
TEMP............23  24  25  27  29  31  33  34  35  35  34  32
RH..............77  74  74  68  63  56  51  49  47  47  49  56
20 FT WIND DIR..NW  NW  NW  NW  NW  W   W   W   W   W   W   SW
20 FT WIND SPD..5   5   4   4   4   4   4   4   5   5   5   4
20 FT WIND GUST.        5   5   5   5   5   5               5
MIX HGT (KFT)...0.6 1.0 1.4 1.9 2.0 2.2 2.3 2.4 2.4 2.5 1.9 1.2
TRANSP WIND DIR.300 300 310 310 300 270 260 250 240 230 230 230
TRANSP WIND SPD.6   6   7   7   6   6   5   6   7   8   7   6
CHC OF PCPN (%).0   0   0   0   0   0   0   0   0   0   0   0
VRATE KT-FT/10003   6   8   11  10  10  10  12  14  16  12  7

$$
Forecaster...KREIN
Requested by...Elyse Leannais
Type of request...PRESCRIBED
.TAG 1719034.0/LOT


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