742
FNUS73 KMKX 171248
FWSMKX

Spot Forecast for Jackson JK3B-H...WI DNR
National Weather Service Milwaukee/Sullivan WI
748 AM CDT Thu Apr 17 2025

Forecast is based on ignition time of 1000 CDT on April 17.

Please contact the National Weather Service if conditions become
unrepresentative or if you have questions/concerns about this forecast.

.DISCUSSION...

Breezy southeast to south winds and increasing humidity is
forecast for today into Friday. Showers are not expected over the
burn site until middle afternoon. Mixing heights will remain low
today, due to cloud cover and southeast winds. More scattered
showers and storms are then expected this evening and into Friday.

.REST OF TODAY...

Sky/weather.........Mostly cloudy (70-80 percent). Slight chance of
                    rain showers early in the afternoon. Chance of
                    rain showers and slight chance of thunderstorms
                    late in the afternoon.
Temperature.........50 at ignition...Max 60.
RH..................54 percent at ignition...Min 48 percent.
Wind (20 ft)........Winds southeast at 11 mph at
                    ignition...otherwise South winds 12 to 15 mph
                    with gusts to around 23 mph. Gusty and erratic
                    winds expected near thunderstorms late in the
                    afternoon.
Mixing height.......1200 ft AGL at ignition...otherwise 1700 ft
                    AGL.
Transport winds.....South 22 to 26 mph.
Smoke dispersal.....Fair /24900 knot-ft/ at ignition. Max...good
                    /39300 knot-ft/.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........63  67  79  80  79  82  86  84
Weather cov.....                SCH SCH CHC CHC
Weather type....                RW  RW  RW  RW
Tstm cov........                        SCH SCH
Temp............50  53  55  56  58  59  59  59
RH..............54  50  51  51  49  49  51  53
20 FT wind dir..SE  S   S   S   S   S   S   S
20 FT wind spd..11  11  11  12  13  14  15  13
20 FT wind gust.19  20  21  22  21  21  22  23
Mix hgt (kft)...1.2 1.5 1.5 1.3 1.5 1.7 1.5 1.3
Transp wind dir.S   S   S   S   S   S   S   S
Transp wind spd.23  24  24  22  23  26  26  25
SDspl kt-ft/100025  31  31  25  29  39  36  28

.TONIGHT...

Sky/weather.........Mostly cloudy (75-85 percent). Chance of rain
                    showers in the evening. Chance of thunderstorms
                    through the night. Rain showers likely
                    overnight.
Temperature.........Min 52.
RH..................Max 90 percent.
Wind (20 ft)........South winds 8 to 13 mph with gusts to around 24
                    mph. Gusty and erratic winds expected near
                    thunderstorms early in the evening. Gusty and
                    erratic winds expected near thunderstorms in
                    the evening and overnight. Gusty and erratic
                    winds expected near thunderstorms after 3 am.
Mixing height.......600 ft AGL.
Transport winds.....South 20 to 25 mph shifting to the southwest 15
                    to 16 mph after 3 am.
Smoke dispersal.....Fair (22300 knot-ft) early in the evening
                    decreasing to poor (8700 knot-ft) late in the
                    night.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........87  93  91  91  94  93  93  89  89  83  73  62
Weather cov.....CHC CHC CHC CHC CHC CHC LKY LKY CHC CHC CHC CHC
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........SCH CHC CHC CHC CHC CHC CHC CHC CHC CHC SCH SCH
Temp............56  55  54  54  54  53  53  54  54  54  54  55
RH..............62  66  69  69  69  74  74  71  80  83  86  86
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   S   S
20 FT wind spd..13  13  13  13  12  12  12  11  11  10  9   8
20 FT wind gust.23  24  24  21  22  20  20  19  18  18  18  18
Mix hgt (kft)...1.0 1.1 0.9 1.0 0.9 0.9 0.8 0.9 0.9 0.8 0.7 0.6
Transp wind dir.S   S   S   S   S   S   S   S   S   SW  SW  S
Transp wind spd.25  24  23  24  22  22  22  22  22  20  15  16
SDspl kt-ft/100022  22  18  20  17  17  16  17  17  14  9   9

.FRIDAY...

Sky/weather.........Partly sunny (65-75 percent). Chance of rain
                    showers and slight chance of thunderstorms.
Temperature.........Max 73.
RH..................Min 65 percent.
Wind (20 ft)........Southwest winds 8 to 12 mph shifting to the
                    west around 12 mph late in the afternoon. Gusts
                    up to 22 mph. Gusty and erratic winds expected
                    near thunderstorms.
Mixing height.......2100 ft AGL.
Transport winds.....Southwest 16 to 23 mph.
Smoke dispersal.....Poor (8900 knot-ft) early in the morning
                    increasing to good (41400 knot-ft) in the
                    afternoon.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........59  63  65  70  73  75  74  71  72  74  77  78
Weather cov.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH
Temp............55  57  59  61  65  67  69  71  72  73  72  69
RH..............86  83  87  87  78  75  70  68  66  66  68  70
20 FT wind dir..S   S   S   SW  SW  SW  SW  SW  SW  W   W   W
20 FT wind spd..8   8   8   8   9   10  11  11  11  11  11  11
20 FT wind gust.16  16  16  17  17  17  17  18  18  18  18  18
Mix hgt (kft)...0.6 0.7 0.9 1.1 1.1 1.4 1.7 1.9 2.0 2.0 2.1 1.8
Transp wind dir.SW  SW  SW  SW  S   SW  SW  SW  SW  SW  SW  W
Transp wind spd.16  16  16  20  20  18  21  22  22  23  23  21
SDspl kt-ft/10009   9   12  18  19  22  30  37  38  41  41  32

$$
Forecaster...Wood
Requested by...Angela Rusch
Type of request...PRESCRIBED
.TAG 2510834.1/MKX
.DELDT 04/17/25
.FormatterVersion 2.0.0
.EMAIL angela.rusch@wisconsin.gov