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WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus

Current conditions at

McAllen, Miller International Airport (KMFE)

Lat: 26.18°NLon: 98.24°WElev: 105ft.

Overcast

78°F

26°C

Humidity	90%
Wind Speed	N 16 mph
Barometer	30.00 in (1015.6 mb)
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	4 Oct 11:53 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Sullivan City TX

This Afternoon
High: 84 °F
Showers
Tonight
Low: 74 °F
Showers
Monday
High: 85 °F
Showers
Likely
Monday Night
Low: 73 °F
Showers
Likely
Tuesday
High: 93 °F
Mostly Sunny
Tuesday Night
Low: 72 °F
Mostly Clear
Wednesday
High: 96 °F
Sunny
Wednesday Night
Low: 73 °F
Mostly Clear
Thursday
High: 91 °F
Chance
Showers

Detailed Forecast

This Afternoon

Showers and possibly a thunderstorm. High near 84. North wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Showers and thunderstorms before 3am, then showers and possibly a thunderstorm between 3am and 4am, then showers likely after 4am. Low around 74. North wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Monday

Showers and thunderstorms likely, mainly before 1pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 85. North wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers after 10pm. Partly cloudy, with a low around 73. Calm wind becoming north northwest 5 to 7 mph after midnight. Chance of precipitation is 60%.

Tuesday

Mostly sunny, with a high near 93. North wind 7 to 9 mph.

Tuesday Night

Mostly clear, with a low around 72. Calm wind.

Wednesday

Sunny, with a high near 96. Light north wind increasing to 5 to 9 mph in the morning.

Wednesday Night

Mostly clear, with a low around 73. Calm wind.

Thursday

A 40 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 91. North wind 5 to 9 mph.

Thursday Night

A 40 percent chance of showers. Partly cloudy, with a low around 72. Calm wind becoming north around 5 mph after midnight.