Weather Alerts for HoustonIssued by the National Weather Service |
 EXTREME HEAT WARNING |
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| HOUSTON | ||
Areas Affected: Houston - Trinity - Madison - Walker - San Jacinto - Polk - Burleson - Brazos - Washington - Grimes - Montgomery - Northern Liberty - Colorado - Austin - Waller - Inland Harris - Chambers - Wharton - Fort Bend - Inland Jackson - Inland Matagorda - Inland Brazoria - Inland Galveston - Southern Liberty - Coastal Harris - Coastal Jackson - Coastal Matagorda - Coastal Brazoria - Coastal Galveston - Matagorda Islands - Galveston Island - Bolivar Peninsula |
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| Effective: Thu, 6/18 9:56am | Updated: Thu, 6/18 5:37pm | Urgency: Expected |
| Expires: Thu, 6/18 9:00pm | Severity: Severe | Certainty: Likely |
Details:
* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 114 expected. For the Heat Advisory, heat index values up to 108 expected. * WHERE...Portions of south central and southeast Texas. * WHEN...For the Extreme Heat Warning, until 8 PM CDT this evening. For the Heat Advisory, from 8 PM this evening to 10 PM CDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses. Information: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. |
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 HEAT ADVISORY |
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| HOUSTON | ||
Areas Affected: Houston - Trinity - Madison - Walker - San Jacinto - Polk - Burleson - Brazos - Washington - Grimes - Montgomery - Northern Liberty - Colorado - Austin - Waller - Inland Harris - Chambers - Wharton - Fort Bend - Inland Jackson - Inland Matagorda - Inland Brazoria - Inland Galveston - Southern Liberty - Coastal Harris - Coastal Jackson - Coastal Matagorda - Coastal Brazoria - Coastal Galveston - Matagorda Islands - Galveston Island - Bolivar Peninsula |
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| Effective: Thu, 6/18 9:56am | Updated: Thu, 6/18 5:37pm | Urgency: Expected |
| Expires: Thu, 6/18 9:00pm | Severity: Moderate | Certainty: Likely |
Details:
* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 114 expected. For the Heat Advisory, heat index values up to 108 expected. * WHERE...Portions of south central and southeast Texas. * WHEN...For the Extreme Heat Warning, until 8 PM CDT this evening. For the Heat Advisory, from 8 PM this evening to 10 PM CDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses. Information: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. |
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| HEAT ADVISORY |
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| HOUSTON | ||
Areas Affected: Houston - Trinity - Madison - Walker - San Jacinto - Polk - Burleson - Brazos - Washington - Grimes - Montgomery - Northern Liberty - Colorado - Austin - Waller - Inland Harris - Chambers - Wharton - Fort Bend - Inland Jackson - Inland Matagorda - Inland Brazoria - Inland Galveston - Southern Liberty - Coastal Harris - Coastal Jackson - Coastal Matagorda - Coastal Brazoria - Coastal Galveston - Matagorda Islands - Brazoria Islands - Galveston Island - Bolivar Peninsula |
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| Effective: Thu, 6/18 9:40am | Updated: Thu, 6/18 5:37pm | Urgency: Past |
| Expires: Thu, 6/18 9:56am | Severity: Minor | Certainty: Observed |
Details:
The Heat Advisory has been cancelled and is no longer in effect. |
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