Spot Forecast
Issued by NWS Austin/San Antonio, TX
Issued by NWS Austin/San Antonio, TX
892
FNUS74 KEWX 152234
FWSEWX
Spot Forecast for Blanco 8607...Texas A&M Forest Service
National Weather Service Austin/San Antonio TX
534 PM CDT Tue Sep 15 2026
Forecast is based on forecast start time of 1800 CDT on September 15.
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...
Skies remain clear for the remainder of the evening. Relative
humdity is currently bottoming out between 25 and 30 percent but
will gradually recover after sunset with strong overnight moisture
recovery. Southerly to southeasterly winds remain somewhat breezy
with sustained 20-ft winds near 10 mph. An uptick in gusts is
possible after 8 PM due to the arrival of seabreeze winds, with
gusts up to 25 mph possible by midnight. Winds will lessen
some after midnight with a weak southerly to southwesterly
drainage flow before light southeasterly to easterly winds return
Wednesday. Relative humidity values are forecast to be slightly
higher Wednesday afternoon with winds slightly weaker.
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent).
CWR.................0 percent.
Min temperature.....Around 73.
Max humidity........93 percent.
Eye level winds.....South winds up to 7 mph. Gusts up to 24 mph in
the evening and overnight.
Wind (20 ft)........
Slope/valley.......South winds 6 to 9 mph. Gusts up to 24 mph in
the evening and overnight.
Mixing height.......500 ft AGL.
Transport winds.....South 10 to 16 mph.
Smoke dispersal.....Excellent (65500 knot-ft) early in the evening
decreasing to poor (4600 knot-ft) late in the
night.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........8 14 9 5 10 17
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
CWR.............0 0 0 0 0 0
Temp............94 90 83 81 78 74
RH..............29 35 49 58 71 87
20 ft wind......S 10 S 10 S 12 S 10 S 9 S 8
20 ft wind gust.22 21 24 23 20 17
Eye level wind..S 6 S 6 S 7 S 6 S 5 S 5
Eye lvl wnd gst.13 13 14 14 12 10
Mix hgt (ft)....2900 1300 500 500 500 500
Transport wind..S 15 S 14 S 15 S 16 S 15 S 13
Vrate kt-ft/1K..66 5 7 7 6 5
Ventrate Cat....GOOD POOR POOR POOR POOR POOR
.WEDNESDAY...
Sky/weather.........Sunny (10-20 percent).
CWR.................0 percent.
Max temperature.....Around 95.
Min humidity........37 percent.
Eye level winds.....Southeast winds up to 5 mph.
Wind (20 ft)........
Slope/valley.......South winds 5 to 7 mph.
Mixing height.......6700 ft AGL.
Transport winds.....South 8 to 12 mph shifting to the southeast
around 12 mph late in the afternoon.
Smoke dispersal.....Poor (3200 knot-ft) early in the morning
increasing to good (59900 knot-ft) in the
afternoon.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
Sky (%).........26 27 12 12 24 23
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
CWR.............0 0 0 0 0 0
Temp............74 74 81 87 92 94
RH..............90 90 72 52 40 37
20 ft wind......S 6 S 6 S 7 SE 8 SE 8 SE 8
20 ft wind gust.15 14 14 15 16 17
Eye level wind..S 4 S 4 S 4 SE 5 SE 5 SE 5
Eye lvl wnd gst.9 8 8 9 10 10
Mix hgt (ft)....500 800 1900 4500 5700 6700
Transport wind..S 9 S 8 S 8 SE 9 SE 10 SE 12
Vrate kt-ft/1K..4 5 19 37 54 60
Ventrate Cat....POOR POOR POOR POOR FAIR FAIR
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy (20-30 percent).
CWR.................0 percent.
Min temperature.....Around 73.
Max humidity........93 percent.
Eye level winds.....South winds up to 5 mph shifting to the around
3 mph after 3 am.
Wind (20 ft)........
Slope/valley.......Southeast winds 5 to 7 mph in the evening and
overnight becoming light.
Mixing height.......400 ft AGL.
Transport winds.....Southeast 7 to 14 mph.
Smoke dispersal.....Good (53800 knot-ft) early in the evening
decreasing to poor (3300 knot-ft) late in the
night.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........10 15 15 18 16 45
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
CWR.............0 0 0 0 0 0
Temp............91 86 82 80 78 75
RH..............41 50 58 65 74 84
20 ft wind......SE 8 SE 8 SE 7 S 7 S 6 S 3
20 ft wind gust.18 17 18 16 14 10
Eye level wind..SE 5 SE 5 SE 4 S 4 S 4 S 2
Eye lvl wnd gst.11 10 11 10 8 6
Mix hgt (ft)....3500 2000 700 700 700 500
Transport wind..E 13 SE 13 SE 14 S 14 S 13 SE 9
Vrate kt-ft/1K..54 6 8 8 6 4
Ventrate Cat....FAIR POOR POOR POOR POOR POOR
.THURSDAY...
Sky/weather.........Partly sunny (50-60 percent).
CWR.................1 percent.
Max temperature.....Around 93.
Min humidity........47 percent.
Eye level winds.....East winds around 3 mph shifting to the up to 5
mph late in the morning.
Wind (20 ft)........
Slope/valley.......East winds 5 to 7 mph early in the morning
becoming light, then becoming east 5 to 7 mph
late in the morning.
Mixing height.......6600 ft AGL.
Transport winds.....Southeast 5 to 14 mph.
Smoke dispersal.....Poor (1700 knot-ft) early in the morning
increasing to good (59300 knot-ft) in the
afternoon.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
Sky (%).........60 38 38 43 50 61
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
CWR.............0 0 0 0 0 0
Temp............74 74 82 89 91 88
RH..............90 93 72 54 47 48
20 ft wind......SE 1 SE 2 E 5 E 7 E 8 E 8
20 ft wind gust.7 7 12 15 17 17
Eye level wind..SE 1 SE 1 E 3 E 4 E 5 E 5
Eye lvl wnd gst.4 4 7 9 10 10
Mix hgt (ft)....400 1000 2900 4600 5500 6600
Transport wind..SE 6 SE 5 SE 7 E 9 E 12 E 13
Vrate kt-ft/1K..2 7 32 46 52 59
Ventrate Cat....POOR POOR POOR FAIR FAIR FAIR
$$
Forecaster...16
Requested by...B Burns
Type of request...WILDFIRE
.TAG 2621959.0/EWX
.DELDT 09/15/26
.FormatterVersion 2.0.0
.EMAIL csdispatch@tfs.tamu.edu