Spot Forecast
Issued by NWS Dallas/Fort Worth, TX

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284
FNUS74 KFWD 301126
FWSFWD

Spot Forecast for Yellow Square Fire...TFS
National Weather Service Fort Worth TX
626 AM CDT Sun Aug 30 2026

Forecast is based on forecast start time of 0700 CDT on August 30.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Relative humidity has recovered to 77% early this morning with
temperatures in the mid 70s. Calm to light south-southeasterly
winds 5 mph or less are occurring and will continue through
0800-0900, before increasing in speed to 8 to 12 mph while
becoming more southerly for the rest of the day. Occasional gusts
of 15 to 20 mph are expected today, with a high near 100 degrees
underneath full sun. This will allow relative humidity to drop to
around 25% this afternoon with a mixing height near 8500 ft.

Winds will weaken slightly late this evening with sustained speeds
of 5 to 8 mph overnight, while relative humidity recovers to near
80% under continued clear skies. The SE winds this evening will
become more due southerly overnight, then become SSW for a couple
of hours early Monday morning. Intermittent gusts to 15 mph will
be possible overnight. Winds will return to due southerly midday
Monday, becoming SE in the afternoon around 5 to 10 mph. Gusts
Monday will range from 12 to 16 mph, with a high near 100 and
relative humidity again dropping to ~25%.



.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent).
Max temperature.....Around 100.
Min humidity........25 percent.
Wind (20 ft)........South winds 5 to 8 mph.
Mixing height.......8600 ft AGL.
Transport winds.....South 10 to 14 mph.

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........3   3   3   4   2   3   6   6   10  12  11
Weather cov.....
Weather type....
Tstm cov........
Temp............74  76  80  86  90  93  95  98  99  100 100
RH..............84  82  72  57  47  40  35  30  28  25  25
20 FT wind dir..S   S   SW  SW  S   S   S   S   S   S   SE
20 FT wind spd..6   6   8   8   8   8   9   8   8   8   8
20 FT wind gust.14  18  16  14  14  14  15  16  16  16  17
Mix hgt (kft)...0.5 0.7 1.3 2.1 3.2 5.3 6.9 7.6 8.3 8.6 8.4
Transp wind dir.SW  SW  SW  S   S   S   S   S   S   S   S
Transp wind spd.10  10  14  13  12  12  12  12  13  13  13

.TONIGHT...

Sky/weather.........Mostly clear (0-10 percent).
Min temperature.....Around 74.
Max humidity........82 percent.
Wind (20 ft)........South winds 5 to 8 mph.
Mixing height.......500 ft AGL.
Transport winds.....South 12 to 16 mph.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........7   4   3   3   5   8   10  8   9   6   5   6
Weather cov.....
Weather type....
Tstm cov........
Temp............99  97  95  89  87  85  83  82  81  80  77  76
RH..............26  28  30  37  40  46  49  55  60  67  76  76
20 FT wind dir..SE  SE  SE  SE  S   S   S   S   S   S   S   S
20 FT wind spd..9   9   8   8   6   6   7   8   9   7   7   7
20 FT wind gust.17  17  17  17  17  17  18  18  18  17  16  15
Mix hgt (kft)...8.2 5.2 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Transp wind dir.S   S   S   S   S   S   S   S   S   S   S   S
Transp wind spd.13  14  13  13  13  13  14  16  16  15  13  12

.MONDAY...

Sky/weather.........Sunny (5-15 percent).
Max temperature.....Around 100.
Min humidity........24 percent.
Wind (20 ft)........South winds 5 to 8 mph.
Mixing height.......9000 ft AGL.
Transport winds.....South 9 to 12 mph.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........6   11  17  15  13  0   1   2   1   4   5   3
Weather cov.....
Weather type....
Tstm cov........
Temp............75  74  76  80  85  89  92  95  97  98  99  100
RH..............76  82  76  67  55  45  38  33  29  27  24  24
20 FT wind dir..S   SW  S   S   S   S   S   SE  SE  SE  SE  SE
20 FT wind spd..6   6   6   6   7   8   8   9   9   10  10  10
20 FT wind gust.14  12  12  12  12  13  14  15  15  16  16  16
Mix hgt (kft)...0.5 0.5 0.8 1.5 2.4 4.0 5.3 6.4 6.9 8.2 8.0 9.0
Transp wind dir.S   S   S   SW  S   S   S   SE  S   S   SE  S
Transp wind spd.10  9   10  12  12  12  12  12  12  12  12  12

$$
Forecaster...Sellers
Requested by...AC
Type of request...WILDFIRE
.TAG 2620929.0/FWD
.DELDT 08/30/26
.FormatterVersion 2.0.0
.EMAIL csdispatch@tfs.tamu.edu