Suppression Forecast
Issued by NWS Austin/San Antonio, TX

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479
FNUS74 KEWX 210005
FWSEWX

Spot Forecast for Graham RXB...Texas Parks & Wildlife
National Weather Service Austin/San Antonio TX
605 PM CST Sat Jan 20 2018

Forecast is based on ignition time of 0000 CST on January 21.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
South/southeast winds generally less than 10 mph can be expected
tonight with lows bottoming out around 60. Another night of fog
and possible drizzle will occur with max humidity values tonight
near 100 percent. Low clouds and fog will hang on for much of the
day tomorrow with a chance of rain through the day. Highs tomorrow
will top out in the middle 70s with minimum humidity values only
around 70 percent. Winds tomorrow will remain out of the south
with speeds reaching 10 to 15 mph in the afternoon.

.REST OF TONIGHT...

Sky/weather.........Cloudy (90-100 percent). Areas of fog. Patchy
                    drizzle.
Min temperature.....Around 59.
Max humidity........100 percent.
Eye level winds.....South winds 8 to 9 mph.
Wind (20 ft)........South winds 8 to 9 mph.
Mixing height.......500-700 ft AGL.
Transport winds.....South 12 to 15 mph.
Haines Index........3 to 4 OR or very low potential for large plume
                    dominated fire growth to or low potential for
                    large plume dominated fire growth.

TIME (CST)      MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........95  95  96  96  96  95
Weather cov.....ARS ARS ARS ARS ARS ARS
Weather type....FOG FOG FOG FOG FOG FOG
Tstm cov........
Temp............60  62  62  62  62  62
RH..............100 100 100 100 100 97
20 FT wind dir..S   S   S   S   S   S
20 FT wind spd..8   8   9   9   9   8
20 FT wind gust.11  11  12  12  12  11
Eye lvl wnd dir.S   S   S   S   S   S
Eye lvl wnd spd.6   6   7   7   7   6
Eye lvl wnd gst.8   8   9   9   9   8
Mix hgt (kft)...0.5 0.6 0.7 0.7 0.7 0.6
Transp wind dir.S   S   S   S   S   S
Transp wind spd.15  15  14  13  12  12
Haines index....4   4   4   4   3   3

.SUNDAY...

Sky/weather.........Mostly cloudy (80-90 percent). Areas of fog
                    early in the morning, then patchy fog early in
                    the morning. Patchy drizzle early in the
                    morning. Slight chance of showers early in the
                    morning.
Max temperature.....Around 74.
Min humidity........68 percent.
Eye level winds.....South winds 8 to 13 mph.
Wind (20 ft)........South winds 8 to 13 mph.
Mixing height.......600-1200 ft AGL.
Transport winds.....Southeast 7 to 14 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

TIME (CST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........95  95  95  95  93  90  88  87  87  86  82  79
Weather cov.....ARS ARS SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH
Weather type....FOG FOG RNF RNF RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........
Temp............62  62  63  64  67  69  70  71  71  74  73  73
RH..............97  100 97  97  87  81  78  76  79  71  71  68
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   S   SE
20 FT wind spd..8   8   8   9   10  12  12  11  9   7   7   8
20 FT wind gust.11  11  11  12  13  16  16  14  12          11
Eye lvl wnd dir.S   S   S   S   S   S   S   S   S   S   S   SE
Eye lvl wnd spd.6   6   6   7   8   9   9   8   7   5   5   6
Eye lvl wnd gst.8   8   8   9   10  12  12  11  9           8
Mix hgt (kft)...0.6 0.6 0.7 0.7 0.9 1.1 1.2 1.2 1.1 1.1 1.0 0.8
Transp wind dir.S   S   S   S   S   S   S   S   S   S   S   SE
Transp wind spd.10  10  12  13  13  14  14  13  12  10  8   7
Haines index....3   3   3   3   3   3   3   3   3   3   3   3

.SUNDAY NIGHT...

Sky/weather.........Mostly cloudy (60-70 percent) then becoming
                    partly cloudy (25-35 percent). Slight chance of
                    rain showers in the evening.
Min temperature.....Around 49.
Max humidity........87 percent.
Eye level winds.....South winds 6 to 8 mph early in the evening
                    becoming light, then becoming northwest 5 to 7
                    mph after midnight.
Wind (20 ft)........South winds 6 to 8 mph early in the evening
                    becoming light, then becoming northwest 5 to 7
                    mph after midnight.
Mixing height.......100-600 ft AGL.
Transport winds.....Northwest 3 to 7 mph.
Haines Index........3 to 5 OR or very low potential for large plume
                    dominated fire growth to or moderate potential
                    for large plume dominated fire growth.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........75  71  67  62  58  53  49  43  37  31  22  12
Weather cov.....SCH SCH SCH SCH SCH SCH
Weather type....RW  RW  RW  RW  RW  RW
Tstm cov........
Temp............71  67  64  63  62  61  59  58  56  53  51  50
RH..............71  78  84  84  84  84  87  83  80  80  77  71
20 FT wind dir..SE  S   S   SW  SW  SW  SW  W   W   NW  NW  NW
20 FT wind spd..8   6   6   4   3   4   4   5   5   6   6   6
20 FT wind gust.11
Eye lvl wnd dir.SE  S   S   SW  SW  SW  SW  W   W   NW  NW  NW
Eye lvl wnd spd.6   4   4   3   2   3   3   4   4   4   4   4
Eye lvl wnd gst.8   5                                       5
Mix hgt (kft)...0.6 0.6 0.3 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Transp wind dir.SE  S   S   S   SW  SW  SW  W   W   W   W   NW
Transp wind spd.6   5   5   3   3   3   3   3   3   5   6   7
Haines index....3   3   4   4   4   5   5   5   5   5   4   4

.MONDAY...

Sky/weather.........Sunny (0-5 percent).
Max temperature.....Around 68.
Min humidity........26 percent.
Eye level winds.....North winds 7 to 10 mph.
Wind (20 ft)........North winds 7 to 10 mph.
Mixing height.......100-1000 ft AGL increasing to 2400-4000 ft AGL
                    late in the morning, then decreasing to 1200 ft
                    AGL late in the afternoon.
Transport winds.....Northwest 8 to 16 mph shifting to the north
                    around 9 mph late in the afternoon.
Haines Index........4 to 5 OR or low potential for large plume
                    dominated fire growth to or moderate potential
                    for large plume dominated fire growth.

TIME (CST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........3   2   1   0   0   0   0   0   0   0   1   1
Weather cov.....
Weather type....
Tstm cov........
Temp............49  49  50  52  56  60  64  66  68  68  67  65
RH..............66  61  58  52  43  37  31  29  26  26  27  28
20 FT wind dir..NW  NW  NW  NW  NW  N   N   N   N   N   N   N
20 FT wind spd..6   7   7   8   9   10  10  10  10  9   8   7
20 FT wind gust.            11  12  13  13  13  13  12  11
Eye lvl wnd dir.NW  NW  NW  NW  NW  N   N   N   N   N   N   N
Eye lvl wnd spd.4   5   5   6   7   8   8   8   8   7   6   5
Eye lvl wnd gst.5           8   9   10  10  10  10  9   8
Mix hgt (kft)...0.1 0.1 0.2 0.3 1.0 2.4 3.1 3.3 3.8 4.0 3.1 1.2
Transp wind dir.NW  NW  NW  NW  N   N   N   N   N   N   N   N
Transp wind spd.8   10  13  16  18  20  21  20  17  15  12  9
Haines index....4   4   4   4   4   4   4   4   4   5   5   5

$$
Forecaster...29
Requested by...Jamie Killian
Type of request...PRESCRIBED
.TAG 1800630.0/EWX
.EMAIL jamie.killian@tpwd.texas.gov



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