801
FNUS73 KSGF 281210
FWSSGF

Spot Forecast for Busiek Purple Trail Burn Unit...MO Dept of Conservation
National Weather Service Springfield MO
710 AM CDT Fri Mar 28 2025

Forecast is based on ignition time of 0900 CDT on March 28.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at 1-800-762-4363, if you have questions
or concerns with this forecast.

.DISCUSSION...

Updated to add tabular data.

Clouds will increase across the area today with some isolated showers
and a maybe a rumble of thunder possible this morning into the early
afternoon hours. Not all locations will be affected. Southerly winds
around 15 mph with gusts up to 30mph at times. Afternoon humidity
values will be around 50% this afternoon.

.REST OF TODAY...

Sky/weather.........Partly sunny (65-75 percent) then becoming
                    cloudy (85-95 percent). Slight chance of
                    showers in the afternoon.
Chance of pcpn......20 percent.
Max temperature.....Around 72.
Min humidity........51 percent.
Wind (20 ft)........South winds 9 to 16 mph. Gusts up to 29 mph
                    increasing to 31 mph late in the afternoon.
Mixing height.......5100 ft AGL.
Mixing height (m)...305-1554 meters AGL.
Transport winds.....South 15 to 24 mph increasing to 26 to 32 mph
                    late in the morning.
Transport winds m/s.South 11 to 14 meters/second.
Smoke dispersal.....Fair (13000 knot-ft) early in the morning
                    increasing to excellent (110300 knot-ft) in the
                    afternoon increasing to excellent (100800
                    knot-ft) in the afternoon.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.
Pcpn amount.........0.00 inches.

TIME (CDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........52  59  59  78  82  76  84  85  91
Weather cov.....                SCH SCH SCH SCH SCH
Weather type....                RW  RW  RW  RW  RW
Tstm cov........
Chc of pcpn (%).0   0   10  10  20  20  20  20  20
Temp............64  67  69  69  70  71  70  69  68
RH..............63  59  55  57  53  51  57  61  63
20 FT wind dir..S   S   S   S   S   S   S   S   S
20 FT wind spd..8   10  12  13  14  16  16  15  14
20 FT wind gust.20  23  25  28  29  30  31  29  28
Mix hgt (kft)...1.0 2.9 4.4 5.1 5.1 4.6 4.7 4.7 4.4
Mix hgt (km)....0.3 0.9 1.3 1.6 1.6 1.4 1.4 1.4 1.3
Transp wind dir.S   S   S   S   S   SW  S   S   S
Transp wind spd.15  24  29  31  32  29  28  29  26
Trans wind dir..S   S   S   S   S   SW  S   S   S
Trans spd (m/s).7   11  13  14  14  13  13  13  12
Haines index....4   4   4   4   3   3   3   3   3
Vrate kt-ft/1K..13  62  110 138 144 116 113 118 101
Ventrate Cat....PR  GD  VGD VGD VGD VGD VGD VGD VGD

.TONIGHT...

Sky/weather.........Mostly cloudy (70-80 percent). Slight chance of
                    rain showers early in the evening. Slight
                    chance of rain showers overnight.
Chance of pcpn......20 percent.
Min temperature.....Around 57.
Max humidity........100 percent.
Wind (20 ft)........South winds 7 to 12 mph with gusts to around 26
                    mph.
Mixing height.......700 ft AGL.
Mixing height (m)...213-1006 meters AGL.
Transport winds.....South 15 to 22 mph.
Transport winds m/s.South 7 to 10 meters/second.
Smoke dispersal.....Excellent (61800 knot-ft) early in the evening
                    decreasing to poor (8900 knot-ft) late in the
                    night.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Pcpn amount.........0.00 inches.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........92  89  82  75  61  67  71  77  79  76  75  74
Weather cov.....SCH                         SCH SCH SCH SCH
Weather type....RW                          RW  RW  RW  RW
Tstm cov........
Chc of pcpn (%).20  10  10  10  10  10  10  20  20  20  20  10
Temp............68  67  65  63  62  61  60  60  58  58  57  57
RH..............62  61  65  70  72  75  84  87  93  96  100 100
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   S   S
20 FT wind spd..14  13  10  12  10  10  10  10  10  9   9   8
20 FT wind gust.26  25  24  25  22  22  23  24  23  22  21  21
Mix hgt (kft)...3.3 1.3 0.7 0.8 0.9 1.9 1.5 1.5 1.0 1.4 1.1 1.1
Mix hgt (km)....1.0 0.4 0.2 0.2 0.3 0.6 0.5 0.5 0.3 0.4 0.3 0.3
Transp wind dir.S   S   S   S   S   S   S   S   S   S   S   S
Transp wind spd.22  17  15  16  15  17  20  18  17  16  15  15
Trans wind dir..S   S   S   S   S   S   S   S   S   S   S   S
Trans spd (m/s).10  8   7   7   7   8   9   8   8   7   7   7
Haines index....3   3   3   3   3   3   3   3   3   3   3   3
Vrate kt-ft/1K..62  20  9   12  11  28  26  24  16  20  14  14
Ventrate Cat....GD  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

.SATURDAY...

Sky/weather.........Mostly cloudy (65-75 percent) then becoming
                    mostly sunny (45-55 percent). Slight chance of
                    rain showers early in the morning, then chance
                    of rain showers. Slight chance of thunderstorms
                    in the afternoon.
Chance of pcpn......30 percent.
Max temperature.....Around 77.
Min humidity........56 percent.
Wind (20 ft)........South winds 7 to 12 mph. Gusts up to 20 mph
                    early in the morning. Gusty and erratic winds
                    expected near thunderstorms in the afternoon.
Mixing height.......4300 ft AGL.
Mixing height (m)...274-1311 meters AGL.
Transport winds.....South 14 to 21 mph.
Transport winds m/s.South 6 to 9 meters/second.
Smoke dispersal.....Poor (11000 knot-ft) early in the morning
                    increasing to excellent (78200 knot-ft) in the
                    afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Pcpn amount.........0.00 inches.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........83  87  83  83  82  81  73  64  59  55  50  46
Weather cov.....SCH 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
Chc of pcpn (%).20  30  30  30  30  30  30  30  30  30  30  30
Temp............57  58  57  59  62  66  69  72  74  76  77  76
RH..............100 100 100 100 90  81  73  66  61  57  56  58
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   S   S
20 FT wind spd..8   8   8   9   10  12  12  12  12  13  13  13
20 FT wind gust.20  18  18  18  20  20  21  21  21  22  22  22
Mix hgt (kft)...1.1 0.9 1.4 1.5 2.1 2.7 3.2 3.6 4.1 4.3 4.2 3.6
Mix hgt (km)....0.3 0.3 0.4 0.5 0.6 0.8 1.0 1.1 1.2 1.3 1.3 1.1
Transp wind dir.S   S   S   S   S   S   S   S   S   S   S   S
Transp wind spd.14  14  15  15  18  20  21  21  21  21  21  21
Trans wind dir..S   S   S   S   S   S   S   S   S   S   S   S
Trans spd (m/s).6   6   7   7   8   9   9   9   9   9   9   9
Haines index....3   3   3   3   3   3   3   3   3   3   3   3
Vrate kt-ft/1K..13  11  18  19  34  45  57  65  73  78  76  64
Ventrate Cat....PR  PR  PR  PR  PR  FR  FR  GD  GD  GD  GD  GD

$$
Forecaster...Hatch
Requested by...District Supervisor
Type of request...PRESCRIBED
.TAG 2508261.0/SGF
.DELDT 03/27/25
.FormatterVersion 2.0.0
.EMAIL Paul.johnson@mdc.mo.gov