Special Weather Statement

Special Weather Statement
National Weather Service Brownsville TX
834 AM CDT Mon Aug 17 2026

TXZ251-253>255-180000-
Inland Kenedy-Southern Hidalgo-Inland Willacy-Inland Cameron-
Including the cities of Sarita, McAllen, Edinburg, Pharr,
Mission, Weslaco, Raymondville, Brownsville, and Harlingen
834 AM CDT Mon Aug 17 2026

The combination of hot temperatures and high humidity levels will
produce heat index values between 108 and 111 degrees for several
hours this afternoon into this evening. A few locations may
briefly experience heat index values above 111 degrees.

If spending time outside on Sunday, drink plenty of water, wear
light weight and light colored clothing, and take frequent breaks
from the heat. Young children and pets should never be left
unattended in vehicles.

$$

Special Weather Statement
National Weather Service Austin/San Antonio TX
738 AM CDT Mon Aug 17 2026

TXZ222-224-225-171445-
Karnes-De Witt-Lavaca-
Including the cities of Karnes City, Cuero, and Hallettsville
738 AM CDT Mon Aug 17 2026

...Patchy Fog, Locally Dense, Across Portions of DeWitt, Karnes,
and Lavaca Counties...

Fog has developed this morning with light winds for a corridor
from Karnes into Lavaca county. Visibility is currently trending
of around 1 mile or less with patchy dense fog at times to around
1/8 to 1/4 of a mile. Expect for the visibility to quickly improve
within two hours after sunrise. Drivers use caution by slowing
down, allowing extra room between your vehicle and the vehicle in
front of you, and keep on the low beam headlights.

$$