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- New: May-July 2026 Outlook: Hotter than normal temperatures are favored to continue into the upcoming summer season; precipitation remains a toss-up; drought, heat risk increases, occasional heavy rain/flooding, & water supply issues remain in focus
Hazardous Weather Conditions
Current conditions at
McAllen, Miller International Airport (KMFE)
Lat: 26.18°NLon: 98.24°WElev: 105ft.
Partly Cloudy
76°F
24°C
| Humidity | 88% |
| Wind Speed | SE 9 mph |
| Barometer | 29.83 in (1010.0 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 76°F (24°C) |
| Last update | 22 May 6:53 am CDT |
Extended Forecast for
Sullivan City TX
Flood Watch May 22, 07:26am until May 25, 07:00am
NOW until 7:00am Mon
Flood Watch
Today
High: 93 °F
Mostly Sunny
Tonight
Low: 76 °F
Mostly Clear
then Chance
ShowersSaturday
High: 90 °F
Showers
LikelySaturday Night
Low: 74 °F
Showers
LikelySunday
High: 90 °F
Partly Sunny
then Chance
ShowersSunday Night
Low: 73 °F
Chance
T-stormsMemorial Day
High: 90 °F
Mostly Sunny
then Slight
Chance
T-stormsMonday Night
Low: 75 °F
Partly Cloudy
Detailed Forecast
Today
Mostly sunny, with a high near 93. Light and variable wind becoming south southeast 5 to 9 mph in the morning.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 76. South southeast wind 7 to 10 mph.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 90. East southeast wind 6 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 74. East southeast wind 3 to 8 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. East northeast wind 3 to 5 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. East wind around 6 mph becoming calm in the evening.
Memorial Day
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming east around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 75. East southeast wind around 6 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. Southeast wind 5 to 10 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southeast wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Thursday
Mostly sunny, with a high near 93.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Sullivan City TX
26.29°N 98.57°W
26.29°N 98.57°W
7:19 am CDT May 22, 2026
7am CDT May 22, 2026-6pm CDT May 28, 2026
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