Spot Forecast
Issued by NWS Houston/Galveston, TX

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FNUS74 KHGX 101238
FWSHGX

Spot Forecast for Grimes 4253...TFS
National Weather Service Houston/Galveston TX
738 AM CDT Wed Sep 10 2025

If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Light easterly winds will continue through Thursday.
Afternoon minimum relative humidity values will be
around 35 percent. Thursday will see a slight increase
of moisture leading to afternoon minimum relative
humidity values to be about 5 to 10 percent higher than
today. Most of the region will remain rain free through
the rest of the week.

.REST OF TODAY...
TIME (CDT)      3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P
Sky cover.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
Sky (%).........2   1   1   1   2   1   2   2   2   1
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0
Temp............65  71  79  83  86  90  91  92  92  91
RH..............84  73  58  51  45  39  37  36  34  37
Aparnt tmp (F)..65  71  79  84  87  90  91  92  92  91
20 FT wind dir..E   E   E   SE  SE  SE  E   E   E   E
20 FT wind spd..3   3   3   2   3   3   3   5   6   5
20 FT wind gust.7   7   7   7   7   8   8   9   9   8
Mix hgt (kft)...0.3 0.6 1.3 2.8 3.8 4.8 5.3 5.7 5.6 4.9
Mix hgt (km)....0.1 0.2 0.4 0.9 1.2 1.5 1.6 1.7 1.7 1.5
Transp wind dir.E   E   E   SE  SE  E   E   E   E   E
Transp wind spd.5   6   6   6   6   5   5   6   7   7
Trans wind dir..E   E   E   SE  SE  E   E   E   E   E
Trans spd (m/s).2   3   3   3   3   2   2   3   3   3
Ceiling (kft)...25  25  25  25  25  25  25  25  25  25
Visibility (sm).10  10  10  10  10  10  10  10  10  10

.TONIGHT...
TIME (CDT)      1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID
Sky cover.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
Sky (%).........1   1   1   1   2   0   1   1   1   1   4   5
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............90  87  83  80  77  76  75  74  72  72  71  71
RH..............39  45  51  56  62  64  69  74  81  81  87  87
Aparnt tmp (F)..90  88  84  81  77  76  75  74  72  72  71  71
20 FT wind dir..E   E   E   E   E   SE  SE  S   S   S   S   S
20 FT wind spd..5   5   3   3   3   3   3   3   3   2   2   2
20 FT wind gust.7   7   8   7   6   6   6   6   5   3   3   3
Mix hgt (kft)...3.8 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
Mix hgt (km)....1.2 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Transp wind dir.E   E   E   E   SE  SE  SE  S   S   S   S   S
Transp wind spd.7   7   7   6   6   7   6   7   7   7   5   5
Trans wind dir..E   E   E   E   SE  SE  SE  S   S   S   S   S
Trans spd (m/s).3   3   3   3   3   3   3   3   3   3   2   2
Ceiling (kft)...25  25  25  25  25  25  25  25  25  25  25  25
Visibility (sm).10  10  10  10  10  10  10  10  10  10  10  10

.THURSDAY...
TIME (CDT)      1AM 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P
Sky cover.......MCR MCR MCR MCR CLR MCR MCR MCR MCR MCR MCR MCR
Sky (%).........6   8   8   6   5   6   12  13  19  20  17  14
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............70  69  70  75  82  87  90  91  93  93  93  93
RH..............90  97  97  88  74  63  56  50  46  44  43  44
Aparnt tmp (F)..70  69  70  75  87  94  98  97  98  97  97  97
20 FT wind dir..SW  N   NE  N   NE  E   E   E   E   E   E   E
20 FT wind spd..2   2   3   3   5   5   6   6   6   6   6   6
20 FT wind gust.3   5   6   7   8   9   10  12  12  12  12  12
Mix hgt (kft)...0.4 0.4 0.6 1.3 2.3 3.9 5.4 6.6 7.5 8.0 7.6 5.6
Mix hgt (km)....0.1 0.1 0.2 0.4 0.7 1.2 1.6 2.0 2.3 2.4 2.3 1.7
Transp wind dir.S   S   E   E   E   E   E   E   E   E   E   E
Transp wind spd.5   3   3   5   6   6   7   8   8   8   8   8
Trans wind dir..S   S   E   E   E   E   E   E   E   E   E   E
Trans spd (m/s).2   1   1   2   3   3   3   4   4   4   4   4
Ceiling (kft)...25  25  25  25  25  24  22  21  21  21  22  21
Visibility (sm).10  9   9   10  10  10  10  10  10  10  10  10

$$
Forecaster...Batiste
Requested by...Graham
Type of request...WILDFIRE
.TAG 2521702.0/HGX
.DELDT 09/10/25
.FormatterVersion 2.0.0
.EMAIL CSDISPATCH@TFS.TAMU.EDU