Suppression Forecast
Issued by NWS Houston/Galveston, TX

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FNUS74 KHGX 230024
FWSHGX

Spot Forecast for Big Sandy South RX...NPS
National Weather Service Houston/Galveston TX
724 PM CDT Thu May 22 2025

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

.DISCUSSION...
Light southeasterly winds will persist through the next several
days leading to a gradual increase in moisture. Afternoon
minimum RH values will be in the in the 40 to 50 percent range
for the inland areas, and then near 60 percent or higher along
the coast. Isolated coastal showers and thunderstorms will be
possible this afternoon. Patchy fog will be possible during the
late night to early morning periods. Into the weekend, fair
weather will prevail along with continued hot and muggy
temperatures.

.FRIDAY...
TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MC  MC  MC  MC  MC  PC  PC  PC  PC  MCR MCR PC
Sky (%).........83  85  68  67  58  37  34  28  26  25  25  26
Weather cov.....PTY PTY PTY PTY
Weather type....FOG FOG FOG FOG
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............73  73  74  76  79  83  86  88  90  92  92  91
RH..............97  99  96  93  84  74  65  59  52  49  49  52
Aparnt tmp (F)..73  73  74  76  83  90  93  95  96  98  98  97
20 FT wind dir..S   SE  SE  SE  S   SE  SE  SE  SE  SE  S   SE
20 FT wind spd..2   2   2   2   2   2   2   3   3   5   5   6
20 FT wind gust.3   3   3   5   5   6   6   7   7   8   9   12
Mix hgt (kft)...0.5 0.5 1.0 1.3 2.1 2.7 3.8 4.4 5.1 5.2 5.3 4.6
Mix hgt (km)....0.2 0.2 0.3 0.4 0.6 0.8 1.2 1.3 1.6 1.6 1.6 1.4
Transp wind dir.S   S   S   SE  S   S   S   S   S   S   S   S
Transp wind spd.7   6   6   7   7   8   8   9   9   8   9   12
Trans wind dir..S   S   S   SE  S   S   S   S   S   S   S   S
Trans spd (m/s).3   3   3   3   3   4   4   4   4   4   4   5
Ceiling (kft)...0.6 1.0 1.5 2.2 2.3 4.2 10  17  19  19  19  14
Visibility (sm).5   5   7   10  10  10  10  10  10  10  10  10

.FRIDAY NIGHT...
TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky cover.......PC  MCR MCR MCR MCR PC  PC  MC  MC  MC  MC  MC
Sky (%).........27  21  9   12  16  27  44  55  54  61  73  67
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............90  87  84  79  77  76  75  74  74  74  74  74
RH..............55  61  67  79  86  92  95  97  96  94  93  94
Aparnt tmp (F)..97  93  89  79  77  76  75  74  74  74  74  74
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   S   S
20 FT wind spd..6   6   6   5   5   5   5   5   5   5   5   5
20 FT wind gust.12  13  12  9   8   7   7   6   6   6   7   6
Mix hgt (kft)...3.0 1.8 1.2 0.8 0.6 0.5 0.5 0.6 0.7 0.8 0.8 0.6
Mix hgt (km)....0.9 0.5 0.4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
Transp wind dir.SE  S   S   S   S   S   S   S   S   S   S   S
Transp wind spd.12  12  12  12  13  13  12  12  12  13  13  13
Trans wind dir..SE  S   S   S   S   S   S   S   S   S   S   S
Trans spd (m/s).5   5   5   5   6   6   5   5   5   6   6   6
Ceiling (kft)...8.9 3.9 11  18  25  18  10  2.7 2.4 2.1 1.8 19
Visibility (sm).10  10  10  10  10  10  10  10  10  9   9   7

.SATURDAY...
TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MC  MC  MC  PC  PC  PC  PC  PC  PC  PC  MCR MCR
Sky (%).........65  65  60  50  40  35  32  30  28  26  24  23
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............73  74  77  79  82  85  87  89  90  91  91  90
RH..............96  97  91  86  79  72  65  59  55  53  52  54
Aparnt tmp (F)..73  74  77  84  89  93  95  97  98  98  98  97
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   S   S
20 FT wind spd..3   2   3   3   5   5   6   6   6   6   6   6
20 FT wind gust.6   7   7   9   9   10  10  12  12  12  13  13
Mix hgt (kft)...0.5 0.7 1.6 2.4 3.1 3.5 3.9 4.3 5.4 6.3 6.7 6.0
Mix hgt (km)....0.2 0.2 0.5 0.7 0.9 1.1 1.2 1.3 1.6 1.9 2.0 1.8
Transp wind dir.S   S   S   S   S   S   S   S   S   S   S   S
Transp wind spd.12  12  13  14  15  16  16  16  15  15  14  14
Trans wind dir..S   S   S   S   S   S   S   S   S   S   S   S
Trans spd (m/s).5   5   6   6   7   7   7   7   7   7   6   6
Ceiling (kft)...9.8
Visibility (sm).5

$$
Forecaster...Adams
Requested by...Matthew Pearson
Type of request...PRESCRIBED
.TAG 2514555.0/HGX
.DELDT 05/23/25
.FormatterVersion 2.0.0
.EMAIL conor_mcinnerney@nps.gov,fulton_jeansonne@nps.gov,matthew_pearson@nps.gov