Suppression Forecast
Issued by NWS Springfield, MO

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FNUS73 KSGF 201428 AAA
FWSSGF

Spot Forecast for Rock Pile Rx...UPDATED
National Weather Service Springfield MO
928 AM CDT Fri Apr 20 2018

Forecast is based on ignition time of 1000 CDT on April 20.
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 spot forecast to slightly increase wind speeds and gusts.
Rest of forecast on track.

.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent).
CHANCE OF PCPN......0 percent.
TEMPERATURE.........50 at ignition...Max 63.
RH..................46 percent at ignition...Min 24 percent.
DEWPOINT............28 decreasing to 26 during mid and late
                    afternoon.
WIND (20 FT)........Winds east at 9 mph at ignition...otherwise
                    East winds 8 to 10 mph.
MIXING HEIGHT.......3300 ft AGL at ignition...otherwise 2800-4200
                    ft AGL.
TRANSPORT WINDS.....East 13 to 17 mph.
SMOKE DISPERSAL.....Good /45900 knot-ft/ at ignition.
                    Max...excellent /64800 knot-ft/.
SMOKE DISPERSAL.....Good /45900 knot-ft/ at ignition.
                    Max...excellent /64800 knot-ft/.
Haines Index........4 or low potential for large plume dominated
                    fire growth at ignition...max 4.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........1   2   3   4   5   6   7   9   11
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0   0   0   0   0   0   0   0   0
TEMP............50  53  56  58  60  62  63  62  61
DEWPOINT........30  29  28  27  26  25  26  28  28
RH..............46  39  34  30  27  24  25  27  28
20 FT WIND DIR..E   E   E   E   E   E   E   E   E
20 FT WIND SPD..7   8   7   6   6   6   6   6   6
20 FT WIND GUST.15  15  15  15  15  15  15  15  15
MIX HGT (KFT)...3.3 3.8 3.9 3.9 4.1 4.2 4.1 3.6 2.8
TRANSP WIND DIR.E   E   E   E   E   E   E   E   E
TRANSP WIND SPD.16  17  17  16  17  17  17  15  13
HAINES INDEX....4   4   4   4   4   4   4   4   4
VRATE KT-FT/100046  57  57  55  61  65  62  48  32

.TONIGHT...

Sky/weather.........Partly cloudy (25-35 percent) then becoming
                    mostly cloudy (45-55 percent).
CHANCE OF PCPN......0 percent.
TEMPERATURE.........Min 44.
RH..................Max 65 percent.
DEWPOINT............31 increasing to 33.
WIND (20 FT)........East winds 5 to 8 mph.
MIXING HEIGHT.......300-2100 ft AGL decreasing to 100-300 ft AGL in
                    the late evening and overnight.
TRANSPORT WINDS.....East 7 to 12 mph.
SMOKE DISPERSAL.....Poor to fair (900-18500 knot-ft).
SMOKE DISPERSAL.....Poor to fair (900-18500 knot-ft).
Haines Index........3 to 4 or very low potential for large plume
                    dominated fire growth to or low potential for
                    large plume dominated fire growth.

TIME (CDT)      7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM
SKY (%).........13  15  18  20  23  26  29  33  37  41  46  51
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0   0   0   0   0   0   0   0   0   0   0   0
TEMP............59  56  53  51  49  49  48  47  46  45  45  45
DEWPOINT........29  30  31  31  31  32  33  34  34  33  33  33
RH..............32  37  42  46  50  52  56  60  62  62  62  62
20 FT WIND DIR..E   E   E   E   E   E   E   E   E   E   E   E
20 FT WIND SPD..6   4   4   4   4   5   5   5   4   4   4   4
20 FT WIND GUST.15  5   5   5   5       10      5   5   5   5
MIX HGT (KFT)...2.1 1.3 0.7 0.3 0.1 0.2 0.3 0.3 0.3 0.3 0.3 0.3
TRANSP WIND DIR.E   E   E   E   E   E   E   E   E   E   E   E
TRANSP WIND SPD.10  8   7   7   8   8   9   9   8   8   9   12
HAINES INDEX....4   4   4   4   4   4   4   4   4   4   4   3
VRATE KT-FT/100019  10  5   2   1   1   2   2   2   2   3   3

.SATURDAY...

Sky/weather.........Mostly cloudy (65-75 percent).
CHANCE OF PCPN......10 percent.
TEMPERATURE.........Max 64.
RH..................Min 43 percent.
DEWPOINT............36 increasing to 41 in the late morning and
                    afternoon.
WIND (20 FT)........East winds 6 to 8 mph.
MIXING HEIGHT.......0-700 ft AGL increasing to 2500 ft AGL early in
                    the afternoon, then increasing to 4200-5100 ft
                    AGL during mid and late afternoon decreasing to
                    3100 ft AGL late in the afternoon.
TRANSPORT WINDS.....Southeast 13 to 22 mph shifting to the east
                    around 14 mph late in the afternoon.
SMOKE DISPERSAL.....Poor to poor (700-12500 knot-ft) increasing to
                    good to good (51200-51300 knot-ft) early in the
                    afternoon, then increasing to excellent to
                    excellent (67900-106800 knot-ft) during mid and
                    late afternoon decreasing to good to good
                    (36900-37400 knot-ft) late in the afternoon.
SMOKE DISPERSAL.....Poor to poor (700-12500 knot-ft) increasing to
                    good to good (51200-51300 knot-ft) early in the
                    afternoon, then increasing to excellent to
                    excellent (67900-106800 knot-ft) during mid and
                    late afternoon decreasing to good to good
                    (36900-37400 knot-ft) late in the afternoon.
Haines Index........2 to 4 or very low potential for large plume
                    dominated fire growth to or low potential for
                    large plume dominated fire growth.

$$
Forecaster...BURCHFIELD
Requested by...Brent Rahn
Type of request...PRESCRIBED
.TAG 1807126.1/SGF
.EMAIL brentnrahn@fs.fed.us



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