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Home Return to list Areal Flood Advisory 0028 Issued by the Houston / Galveston Forecast Office
Action: New Issued At: 2026-05-20 07:25:12
772
WGUS84 KHGX 201224
FLSHGX
Flood Advisory
National Weather Service Houston/Galveston TX
724 AM CDT Wed May 20 2026
TXC039-167-201-201415-
/O.NEW.KHGX.FA.Y.0028.260520T1224Z-260520T1415Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Brazoria TX-Galveston TX-Harris TX-
724 AM CDT Wed May 20 2026
...FLOOD ADVISORY IN EFFECT UNTIL 915 AM CDT THIS MORNING...
* WHAT...Flooding caused by excessive rainfall is expected.
* WHERE...A portion of southeast Texas, including the following
counties, Brazoria, Galveston and Harris.
* WHEN...Until 915 AM CDT.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
* ADDITIONAL DETAILS...
- At 724 AM CDT, Doppler radar indicated heavy rain due to
thunderstorms. Overflowing poor drainage areas will cause
minor flooding in the advisory area. Between 1 and 2.5 inches
of rain have fallen.
- Additional rainfall amounts up to 1 inch are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
League City, Texas City, southern Friendswood, Alvin,
Dickinson, La Marque, Santa Fe, Webster, Hitchcock, Kemah,
Hillcrest, Liverpool, Bacliff, San Leon and Chocolate Bayou.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 2954 9502 2952 9499 2950 9491 2947 9492
2947 9495 2946 9495 2944 9491 2943 9489
2938 9489 2935 9492 2924 9517 2927 9521
2928 9529 2929 9536 2937 9534 2944 9528
2951 9515
$$
KLG
Action: Time Extended Issued At: 2026-05-20 09:01:16
106
WGUS84 KHGX 201401
FLSHGX
Flood Advisory
National Weather Service Houston/Galveston TX
901 AM CDT Wed May 20 2026
TXC039-167-201-201515-
/O.EXT.KHGX.FA.Y.0028.000000T0000Z-260520T1515Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Brazoria TX-Galveston TX-Harris TX-
901 AM CDT Wed May 20 2026
...FLOOD ADVISORY NOW IN EFFECT UNTIL 1015 AM CDT THIS MORNING...
* WHAT...Flooding caused by excessive rainfall continues.
* WHERE...A portion of southeast Texas, including the following
counties, Brazoria, Galveston and Harris.
* WHEN...Until 1015 AM CDT.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Water over roadways.
* ADDITIONAL DETAILS...
- At 901 AM CDT, Doppler radar indicated heavy rain due to
thunderstorms. Overflowing poor drainage areas will cause
minor flooding in the advisory area. Between 2 and 5 inches
of rain have fallen.
- Additional rainfall amounts of 1 to 2 inches are expected
over the area. This additional rain will result in minor
flooding.
- Some locations that will experience flooding include...
League City, Texas City, southern Friendswood, Alvin,
Dickinson, La Marque, Santa Fe, Webster, Hitchcock, Kemah,
Hillcrest, Liverpool, Bacliff, San Leon and Chocolate Bayou.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 2954 9502 2952 9499 2950 9491 2947 9492
2947 9495 2946 9495 2944 9491 2943 9489
2938 9489 2935 9492 2924 9517 2927 9521
2928 9529 2929 9536 2937 9534 2944 9528
2951 9515
$$
KLG
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