Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Hazardous Weather Conditions

Special Marine Warning until May 21, 08:00 AM CDT

For More Weather Information:

Corpus Christi, TX Local Forecast Office

Port Aransas TX

Marine Point Forecast

[NOTICE]

Today
High: 82 °F
SSE 10kt
< 1ft
Tonight
Low: 78 °F
S 10kt
< 1ft
Friday
High: 84 °F
S 11kt
< 1ft
Friday Night
Low: 79 °F
SSE 11kt
< 1ft
Saturday
High: 83 °F
SSE 12kt
< 1ft
Saturday Night
Low: 78 °F
SE 11kt
< 1ft
Sunday
High: 83 °F
ESE 8kt
< 1ft
Sunday Night
Low: 77 °F
ESE 6kt⇓
< 1ft
Memorial Day
High: 86 °F
⇑E 8kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:56 am CDT May 21, 2026
Forecast Valid: 7am CDT May 21, 2026-6pm CDT May 27, 2026

View Nearby Observations

Detailed Forecast

Today

NNE wind 6 to 10 kt becoming SSE in the afternoon. Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms, mainly between 10am and 3pm. Seas 1 ft or less. .

Tonight

SSE wind 7 to 10 kt becoming SSW after midnight. A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am, then a slight chance of showers and thunderstorms after 5am. Seas 1 ft or less. .

Friday

S wind 7 to 11 kt. A chance of showers and thunderstorms, mainly after 1pm. Seas 1 ft or less. .

Friday Night

SSE wind around 11 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less. .

Saturday

SSE wind 9 to 12 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Seas 1 ft or less. .

Saturday Night

SE wind 7 to 11 kt. Showers and possibly a thunderstorm. Seas 1 ft or less. .

Sunday

S wind 6 to 8 kt becoming ESE in the afternoon. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Seas 1 ft or less. .

Sunday Night

ESE wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of showers and thunderstorms. Seas 1 ft or less. .

Memorial Day

Variable winds less than 5 kt becoming E 5 to 8 kt in the afternoon. A chance of showers and thunderstorms, mainly before 1pm. Seas 1 ft or less. .

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.