054  
FNUS74 KHGX 051015  
FWSHGX  
 
SPOT FORECAST FOR MAD ISLAND MARSH PRESERVE RX...THE NATURE CONSERVANCY  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
515 AM CDT WED AUG 5 2026  
 
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
BRIEF PATCHY FOG IS POSSIBLE EARLY THIS MORNING THROUGH 7-8 AM.  
HOT CONDITIONS EXPECTED TODAY WITH SOUTHERLY WINDS AROUND 10 MPH  
AND OCCASIONAL GUSTS AROUND 15 MPH AT TIMES. MINIMUM RH VALUES  
THIS AFTERNOON WILL BE AROUND 65-75 PERCENT. THURSDAY WILL BE A  
REPEAT OF TODAY'S CONDITIONS, BUT THERE WILL BE A SLIGHTLY BETTER  
CHANCE FOR SHOWERS/STORMS IN THE AFTERNOON HOURS. THE BEST CHANCES  
THOUGH WILL BE TO THE NORTH OF THE MAD ISLAND MARSH PRESERVE.  
ADDITIONALLY, WINDS WILL BE SOUTHEASTERLY ON THURSDAY.  
   
REST OF TODAY  
 
TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR MCR MCR MCR CLR MCR MCR MCR CLR CLR MCR  
SKY (%).........12 16 12 15 4 13 7 8 3 4 7  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0  
TEMP............85 85 84 85 85 85 86 86 86 86 86  
RH..............80 80 85 77 77 77 77 75 75 75 75  
APARNT TMP (F)..97 97 96 96 96 96 98 97 97 97 97  
20 FT WIND DIR..S S S S S S S S S S S  
20 FT WIND SPD..10 12 10 12 10 12 12 12 12 12 13  
20 FT WIND GUST.14 15 14 15 14 15 15 15 15 15 16  
MIX HGT (KFT)...0.4 0.5 2.8 3.1 3.1 3.1 3.3 3.2 3.2 2.9 2.7  
MIX HGT (KM)....0.1 0.2 0.9 0.9 0.9 0.9 1.0 1.0 1.0 0.9 0.8  
TRANSP WIND DIR.S S S S S S S S S S S  
TRANSP WIND SPD.12 13 13 13 12 13 13 13 13 13 14  
TRANS WIND DIR..S S S S S S S S S S S  
TRANS SPD (M/S).5 6 6 6 5 6 6 6 6 6 6  
CEILING (KFT)...25 25 25 25 25 25 25 25 25 25 25  
VISIBILITY (SM).7 7 7 10 10 10 10 10 10 10 10  
   
TONIGHT  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......CLR MCR MCR MCR MCR MCR MCR MCR MCR MCR MCR MCR  
SKY (%).........4 6 13 8 9 11 10 11 13 12 10 15  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............86 86 86 86 86 86 86 86 86 86 86 85  
RH..............77 77 77 77 80 80 80 77 80 77 77 80  
APARNT TMP (F)..98 98 98 98 100 100 100 98 100 98 98 97  
20 FT WIND DIR..S SE SE SE SE SE SE SE S S S S  
20 FT WIND SPD..13 13 13 13 13 13 13 13 12 12 12 10  
20 FT WIND GUST.16 16 16 16 16 16 16 16 16 15 15 14  
MIX HGT (KFT)...2.5 2.4 1.6 0.7 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.9  
MIX HGT (KM)....0.8 0.7 0.5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.14 14 14 14 14 15 14 14 13 13 13 12  
TRANS WIND DIR..S S S S S S S S S S S S  
TRANS SPD (M/S).6 6 6 6 6 7 6 6 6 6 6 5  
CEILING (KFT)...25 25 25 5.6 25 25 25 25 25 5.6 5.6 25  
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10 10  
   
THURSDAY  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR MCR MCR MCR MCR MCR MCR CLR CLR MCR MCR MCR  
SKY (%).........13 23 9 14 16 13 17 5 4 6 11 7  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 10 10 10 0 0 10 10 10 0  
TEMP............85 85 85 85 85 85 85 86 86 86 87 86  
RH..............80 80 80 82 80 80 80 77 77 75 75 75  
APARNT TMP (F)..97 97 97 98 97 97 97 98 98 97 100 97  
20 FT WIND DIR..S S S S S S S S S S S SE  
20 FT WIND SPD..10 9 9 8 9 9 9 10 13 12 12 13  
20 FT WIND GUST.14 13 13 12 13 13 13 14 16 15 15 16  
MIX HGT (KFT)...0.6 0.6 1.8 2.7 2.9 3.0 3.0 3.2 3.2 3.2 3.0 3.1  
MIX HGT (KM)....0.2 0.2 0.5 0.8 0.9 0.9 0.9 1.0 1.0 1.0 0.9 0.9  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.12 10 10 12 10 12 10 12 14 13 13 14  
TRANS WIND DIR..S S S S S S S S S S S S  
TRANS SPD (M/S).5 4 4 5 4 5 4 5 6 6 6 6  
CEILING (KFT)...25 25 25 5.6 5.6  
VISIBILITY (SM).10 7 10 10 10  
 
 
FORECASTER...BATISTE  
REQUESTED BY...STEVEN GOERTZ  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2618990.0/HGX  
.DELDT 08/05/26  
.FORMATTERVERSION 2.0.0  
.EMAIL SGOERTZ@TNC.ORG  
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