Data source: National Weather Service (NWS)

Extreme Heat

Heat Advisory (ADVISORY) - expires September 9, 2026 at 9:00 PM EDT

Areas affected: Clay; Greene; Dunklin; Pemiscot; Marshall; Lafayette; Yalobusha; Lake; Obion; Weakley; Henry; Dyer; Gibson; Carroll; Benton; Haywood; Crockett; Madison; Chester; Fayette; Hardeman

Heat Advisory issued September 9 at 12:07PM CDT until September 9 at 8:00PM CDT by NWS Memphis TN

- WHAT...Heat index values up to 108\.

• WHERE...Portions of East Arkansas, North Mississippi, Southeast Missouri, and West Tennessee.

• WHEN...Until 8 PM CDT this evening.

• IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

What to do: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Source: NWS Memphis TN

Heat Advisory (ADVISORY) - expires September 10, 2026 at 2:30 AM EDT

Areas affected: Craighead; Poinsett; Mississippi; Cross; Crittenden; St. Francis; Lee; Phillips; DeSoto; Tunica; Tate; Coahoma; Quitman; Panola; Tallahatchie; Lauderdale; Tipton; Shelby

Heat Advisory issued September 9 at 12:07PM CDT until September 9 at 8:00PM CDT by NWS Memphis TN

- WHAT...For the first Heat Advisory, heat index values up to 108\. For the second Heat Advisory, heat index values up to 107 expected.

• WHERE...Portions of East Arkansas, North Mississippi, and West Tennessee.

• WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from 11 AM to 8 PM CDT Thursday.

• IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

What to do: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Source: NWS Memphis TN

Heat Advisory (ADVISORY) - expires September 10, 2026 at 2:30 AM EDT

Areas affected: Craighead; Poinsett; Mississippi; Cross; Crittenden; St. Francis; Lee; Phillips; DeSoto; Tunica; Tate; Coahoma; Quitman; Panola; Tallahatchie; Lauderdale; Tipton; Shelby

Heat Advisory issued September 9 at 12:07PM CDT until September 10 at 8:00PM CDT by NWS Memphis TN

- WHAT...For the first Heat Advisory, heat index values up to 108\. For the second Heat Advisory, heat index values up to 107 expected.

• WHERE...Portions of East Arkansas, North Mississippi, and West Tennessee.

• WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from 11 AM to 8 PM CDT Thursday.

• IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

What to do: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Source: NWS Memphis TN

Air Quality

Air Quality Alert (ADVISORY) - expires September 9, 2026 at 6:30 PM EDT

Areas affected: Crittenden; DeSoto; Shelby

Air Quality Alert issued September 9 at 4:00AM CDT by NWS Memphis TN

AQAMEG

The Shelby County Health Department has issued a Code Orange Ozone Forecast effective for Shelby County Tennessee, Crittenden County Arkansas, and DeSoto County Mississippi, including the city of Memphis for today. This ozone forecast is due to forecasted ozone values that will be unhealthy for sensitive groups. These values will exceed the Environmental Protection Agency's federal safe health standard. The Shelby County Health Department recommends that sensitive groups which include active children and adults, and people with respiratory disease, such as asthma, limit prolonged outdoor exertion.

Please continue to check the latest air quality forecasts and updates until monitored values return to safe levels. For more information go to www.airnow.gov.

Source: NWS Memphis TN

Air Quality Alert (ADVISORY) - expires September 9, 2026 at 6:30 PM EDT

Areas affected: Crittenden; DeSoto; Shelby

Air Quality Alert issued September 8 at 8:00PM CDT by NWS Memphis TN

AQAMEG

The Shelby County Health Department has issued a Code Orange Ozone Forecast effective for Shelby County Tennessee, Crittenden County Arkansas, and DeSoto County Mississippi, including the city of Memphis for Wednesday. This ozone forecast is due to forecasted ozone values that will be unhealthy for sensitive groups. These values will exceed the Environmental Protection Agency's federal safe health standard. The Shelby County Health Department recommends that sensitive groups which include active children and adults, and people with respiratory disease, such as asthma, limit prolonged outdoor exertion.

Please continue to check the latest air quality forecasts and updates until monitored values return to safe levels. For more information go to www.airnow.gov.

Source: NWS Memphis TN

Source

Alert data provided by the National Weather Service (NWS). This page shows active alerts only and is refreshed daily. For real-time updates, visit weather.gov.