Suppression Forecast
Issued by NWS Mobile, AL

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401
FNUS74 KMOB 111135
FWSMOB

Spot Forecast for Opp 06...U.S. Forest Service
National Weather Service Mobile AL
535 AM CST Mon Dec 11 2017

Forecast is based on ignition time of 0800 CST on December 11.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Dry conditions continue over the area through
Thursday along with afternoon relative humidities remaining above
critical levels.  Light southwesterly winds today switch to a
moderate northwesterly flow by Tuesday as a cold front moves
through the area.  Fair to generally good dispersion values are
expected today with good dispersion values following for Tuesday.

.REST OF TODAY...

Sky/weather.........Sunny (0-5 percent).
Chance of pcpn......0 percent.
LAL.................No Tstms.
Max temperature.....Around 66.
Min humidity........33 percent.
Wind (20 ft)........Light winds becoming southwest around 5 mph in
                    the afternoon, then becoming light late in the
                    afternoon.
Mixing height.......600-2400 ft AGL increasing to 3200-3500 ft AGL
                    in the afternoon.
Mixing height (m)...183-732 meters AGL increasing to 975-1067
                    meters AGL in the afternoon.
Transport winds.....West 3 to 10 mph shifting to the southwest 9 to
                    14 mph in the afternoon.
Transport winds m/s.West 1 to 4 meters/second shifting to the
                    southwest 4 to 6 meters/second in the
                    afternoon.
Dispersion index....9 increasing to 24 late in the morning, then
                    increasing to 41 early in the afternoon
                    increasing to 49 early in the afternoon
                    decreasing to 37.
LVORI...............3.
Stability class.....2.

TIME (CST)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........2   1   1   1   1   1   1   1   1   2
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1   1   1   1
Temp............38  45  51  58  62  65  66  64  60  55
RH..............76  63  50  42  36  33  33  35  44  55
20 FT wind dir..W   W   W   W   W   SW  SW  SW  SW  SW
20 FT wind spd..1   2   3   4   4   5   5   5   5   4
20 FT wind gust.    5   5   5   5                   5
Mix hgt (kft)...0.6 0.8 1.6 2.4 3.2 3.3 3.4 3.5 3.5 3.5
Mix hgt (km)....0.2 0.2 0.5 0.7 1.0 1.0 1.0 1.1 1.1 1.1
Transp wind dir.W   W   W   W   W   W   SW  SW  SW  SW
Transp wind spd.3   5   6   8   10  13  14  14  12  9
Trans wind dir..W   W   W   W   W   W   SW  SW  SW  SW
Trans spd (m/s).1   2   3   4   4   6   6   6   5   4
Dispersion idx..4   6   13  24  37  45  50  52  46  37
LVORI...........4   3   2   2   1   1   1   1   1   1

.TONIGHT...

Sky/weather.........Clear (0-5 percent).
Chance of pcpn......0 percent.
LAL.................No Tstms.
Min temperature.....Around 40.
Max humidity........92 percent.
Wind (20 ft)........Light winds.
Mixing height.......400-600 ft AGL.
Mixing height (m)...122-183 meters AGL.
Transport winds.....West 7 to 12 mph.
Transport winds m/s.West 3 to 5 meters/second.
Dispersion index....4.
LVORI...............5.
Stability class.....4.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........2   2   1   0   0   0   1   1   1   1   1   2
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............50  48  47  46  46  45  44  43  43  43  41  40
RH..............71  77  79  83  83  82  86  89  86  86  89  92
20 FT wind dir..SW  SW  SW  SW  SW  SW  SW  SW  W   W   W   W
20 FT wind spd..3   3   3   3   3   3   3   3   3   3   3   3
20 FT wind gust.5   5   5   5   5   5   5   5   5   5   5   5
Mix hgt (kft)...0.5 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.5 0.5 0.5 0.6
Mix hgt (km)....0.2 0.2 0.2 0.2 0.1 0.1 0.1 0.1 0.2 0.2 0.2 0.2
Transp wind dir.SW  SW  SW  SW  SW  SW  SW  SW  W   W   W   W
Transp wind spd.7   7   7   8   8   9   9   10  10  12  12  10
Trans wind dir..SW  SW  SW  SW  SW  SW  SW  SW  W   W   W   W
Trans spd (m/s).3   3   3   4   4   4   4   4   4   5   5   4
Dispersion idx..3   3   3   4   4   4   4   4   4   5   4   5
LVORI...........3   4   5   5   5   6   6   5   5   5   6   6

.TUESDAY...

Sky/weather.........Sunny (0-10 percent).
Chance of pcpn......0 percent.
LAL.................No Tstms.
Max temperature.....Around 59.
Min humidity........37 percent.
Wind (20 ft)........Light winds becoming northwest 5 to 13 mph.
Mixing height.......700-2400 ft AGL increasing to 2800-3800 ft AGL
                    in the late morning and afternoon.
Mixing height (m)...213-732 meters AGL increasing to 853-1158
                    meters AGL in the late morning and afternoon.
Transport winds.....Northwest 12 to 21 mph increasing to 15 to 22
                    mph in the late morning and afternoon.
Transport winds m/s.Northwest 5 to 9 meters/second increasing to 7
                    to 10 meters/second in the late morning and
                    afternoon.
Dispersion index....16 increasing to 65.
LVORI...............3.
Stability class.....3.

TIME (CST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........2   2   2   2   2   2   2   2   2   3   2   2
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............40  42  45  49  53  56  58  59  59  57  54  50
RH..............92  86  79  68  57  47  40  37  37  40  45  54
20 FT wind dir..W   NW  NW  N   N   N   N   N   N   N   NW  NW
20 FT wind spd..4   7   10  12  13  13  12  12  12  10  8   5
20 FT wind gust.5   10  15  20  20  20  20  20  20  15  10
Mix hgt (kft)...0.7 1.2 1.8 2.4 2.8 3.3 3.8 3.8 3.7 3.7 3.7 3.7
Mix hgt (km)....0.2 0.4 0.5 0.7 0.9 1.0 1.2 1.2 1.1 1.1 1.1 1.1
Transp wind dir.W   NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW
Transp wind spd.12  14  18  21  22  22  21  21  21  20  17  15
Trans wind dir..W   NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW
Trans spd (m/s).5   6   8   9   10  10  9   9   9   9   8   7
Dispersion idx..11  20  40  46  52  55  56  56  58  65  64  65
LVORI...........5   4   3   1   1   1   1   1   1   1   1   1

$$
Forecaster...29
Requested by...Kevin Mock
Type of request...PRESCRIBED
.TAG 1719799.0/MOB
.EMAIL Josephine@vs.fed.us



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