County: Collin
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

County: Dallas
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

County: Denton
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

County: Ellis
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

County: Hood
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

County: Johnson
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

County: Kaufman
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

County: Parker
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

County: Rockwall
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

County: Tarrant
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

County: Wise
Issued: 7:21 PM - Sat, Sep 12, 2026
Begins: 7:21 PM - Sat, Sep 12, 2026
Expires: 7:30 AM - Sun, Sep 13, 2026

* WHAT...Heat index values up to 108 expected.

* WHERE...Most of North and Central TX

* WHEN...Until 8 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity will increase the risk
for heat-related illnesses to occur, particularly for those working
or participating in outdoor activities.

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, the occupational safety and health
administration recommends scheduling frequent rest breaks in shaded
or air conditioned environments. Anyone overcome by heat should be
moved to a cool and shaded location. Heat stroke is an emergency!
Call 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.