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000
FNUS73 KGRB 250931
FWSGRB

Spot Forecast for Dusty Trails 5...USFS
National Weather Service Green Bay WI
431 AM CDT Thu Apr 25 2024

Forecast is based on ignition time of 1000 CDT on April 25.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office if you have questions or concerns with
this forecast.

.DISCUSSION...Dry and warmer conditions will occur today at the
burn site. Min RH values will lower to around 25 percent.
Light winds to start the day will become SSE at 5-10 mph this
afternoon as high temperatures reach around 60. A steady, albeit
light SE wind will persist tonight allowing for an RH recovery of
80-90 percent. An approaching system will bring rain to the burn
site late on Friday, but this will mainly hold off til after 7 pm.
Even as clouds increase on Friday, min RH values will lower to 35
percent at the burn site as highs reach near 60 again. SE winds will
be on the increase, topping out at 10-15 mph in the afternoon.

Looking ahead, showers will become widespread on Friday night with
some thunderstorms as well. Multiple rounds of showers and storms
are then expected Saturday and Sunday. Stronger storms are possible
along with locally heavy rain.

.TODAY...

Sky/weather.........Sunny (5-15 percent).
Temperature.........45 at ignition...Max 59.
RH..................41 percent at ignition...Min 26 percent.
Wind (20 ft)........Winds south at 5 mph at ignition...otherwise
                    Light winds becoming south 5 to 8 mph in the
                    late morning and afternoon.
Mixing height.......2000 ft AGL at ignition...otherwise 6100 ft
                    AGL.
Transport winds.....South 5 to 12 mph.
Smoke dispersal.....Fair /13800 knot-ft/ at ignition. Max...good
                    /58500 knot-ft/.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........9   9   1   1   3   5   7   5
Weather cov.....
Weather type....
Tstm cov........
Temp............45  50  54  56  57  58  59  58
RH..............41  34  30  29  28  27  26  27
20 FT wind dir..S   S   S   S   S   S   S   S
20 FT wind spd..5   6   6   7   7   8   8   8
20 FT wind gust.9   9   8   8   9   10  12  13
Mix hgt (kft)...2.0 2.6 4.0 5.1 5.7 6.0 6.1 5.9
Transp wind dir.SW  SW  S   S   S   S   S   S
Transp wind spd.8   7   7   7   7   9   9   12
SDspl kt-ft/100014  16  24  31  34  48  49  59

.TONIGHT...

Sky/weather.........Mostly clear (5-15 percent).
Temperature.........Min 31.
RH..................Max 85 percent.
Wind (20 ft)........Southeast winds 5 to 9 mph in the evening
                    becoming light.
Mixing height.......400 ft AGL.
Transport winds.....South 9 to 14 mph.
Smoke dispersal.....Good (43200 knot-ft) early in the evening
                    decreasing to poor (3000 knot-ft) late in the
                    night.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........4   1   1   2   2   3   5   6   9   14  19  22
Weather cov.....
Weather type....
Tstm cov........
Temp............58  55  49  45  42  40  38  36  34  33  32  32
RH..............27  31  37  43  48  52  57  61  69  75  81  85
20 FT wind dir..SE  SE  SE  SE  SE  SE  SE  SE  SE  E   E   E
20 FT wind spd..9   9   7   7   6   5   5   3   3   3   3   3
20 FT wind gust.15  13  10  9   8   7   7   5   6   7   8   9
Mix hgt (kft)...4.3 2.1 0.6 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.5
Transp wind dir.S   S   S   S   S   S   S   SE  S   SE  SE  SE
Transp wind spd.12  14  13  12  10  10  10  9   10  9   9   10
SDspl kt-ft/100043  25  7   5   4   4   3   3   4   3   3   4

.FRIDAY...

Sky/weather.........Mostly sunny (40-50 percent) then becoming
                    mostly cloudy (75-85 percent). Chance of rain
                    showers late in the afternoon.
Temperature.........Max 58.
RH..................Min 34 percent.
Wind (20 ft)........Southeast winds 5 to 13 mph. Gusts up to 26 mph
                    in the late morning and afternoon.
Mixing height.......2900 ft AGL.
Transport winds.....Southeast 10 to 17 mph increasing to 22 to 24
                    mph in the late morning and afternoon.
Smoke dispersal.....Poor (4500 knot-ft) early in the morning
                    increasing to excellent (61300 knot-ft) in the
                    afternoon.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........25  30  40  51  60  64  67  71  75  79  83  86
Weather cov.....                                        CHC CHC
Weather type....                                        RW  RW
Tstm cov........
Temp............33  36  41  47  52  53  55  57  57  58  57  57
RH..............82  75  65  56  44  41  37  35  35  34  37  40
20 FT wind dir..E   SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
20 FT wind spd..5   6   7   9   10  12  13  13  13  13  13  13
20 FT wind gust.12  13  16  18  22  23  23  24  25  26  26  26
Mix hgt (kft)...0.5 0.6 1.3 2.1 2.7 2.8 2.9 2.9 2.8 2.7 2.4 2.1
Transp wind dir.SE  S   S   SE  S   SE  SE  SE  SE  SE  SE  SE
Transp wind spd.10  10  17  22  23  24  24  23  23  23  23  22
SDspl kt-ft/10005   5   20  40  53  60  61  58  57  54  49  40

$$
Forecaster...Alumbaugh
Requested by...Jesse Harrand
Type of request...PRESCRIBED
.TAG 2411581.4/GRB
.DELDT 04/25/24
.FormatterVersion 2.0.0
.EMAIL jesse.harrand@usda.gov