Weekly swim report · August 21, 2026

Mississippi swim report

On August 21, 2026 the warmest USGS water reading in Mississippi was 90°F at PEARL RIVER AT ROCKPORT, MS; 18 water-related NWS hazards are active.

Warmest water

The 5 warmest of 7 sensors reporting a water temperature in Mississippi today. Station names open the official monitoring page.

#1
PEARL RIVER AT ROCKPORT, MSUSGS gauge · 797 ft³/s
90°F 32°C9 hrs ago
#2
BILOXI BAY AT POINT CADET HARBOR AT BILOXI, MSUSGS gauge
88°F 31°C9 hrs ago
#3
MISSISSIPPI SOUND AT USGS ROUND ISLAND LIGHT, MSUSGS gauge
88°F 31°C9 hrs ago
#4
EAST PEARL RIVER AT CSX RAILROAD NR CLAIBORNE, MSUSGS gauge
88°F 31°C8 hrs ago
#5
MISSISSIPPI SOUND AT USGS MERRILL SHELL BANK LIGHTUSGS gauge
87°F 30°C9 hrs ago

Active hazards in Mississippi

Alerts cover counties or forecast zones — an alert for an area does not mean every river or beach inside it is affected. Times are local to the issuing office.

Stay outSevere Thunderstorm Warning
A Severe Thunderstorm Warning is in effect for Covington, MS.
NWS Jackson MS · until Aug 21, 3:00 PM
Stay outSevere Thunderstorm Warning
A Severe Thunderstorm Warning is in effect for Harrison, MS.
NWS New Orleans LA · until Aug 21, 3:30 PM
Stay outSevere Thunderstorm Warning
A Severe Thunderstorm Warning is in effect for Madison, LA; Warren, MS.
NWS Jackson MS · until Aug 21, 3:30 PM
Stay outSevere Thunderstorm Warning
A Severe Thunderstorm Warning is in effect for Claiborne, MS; Jefferson, MS.
NWS Jackson MS · until Aug 21, 3:30 PM
Stay outSevere Thunderstorm Warning
A Severe Thunderstorm Warning is in effect for Concordia, LA; Adams, MS.
NWS Jackson MS · until Aug 21, 3:30 PM
Stay outSevere Thunderstorm Warning
A Severe Thunderstorm Warning is in effect for Amite, MS; Pike, MS.
NWS New Orleans LA · until Aug 21, 3:15 PM
Stay outSevere Thunderstorm Warning
A Severe Thunderstorm Warning is in effect for Hancock, MS.
NWS New Orleans LA · until Aug 21, 3:00 PM
CautionExtreme Heat Warning
An Extreme Heat Warning is in effect for Morehouse; West Carroll; East Carroll; Richland; Madison; Franklin; Catahoula; Tensas; Concordia; Issaquena; Sharkey; Yazoo; Madison; Warren; Hinds; Rankin; Claiborne; Copiah; Simpson; Jefferson; Adams; Franklin; Lincoln; Lawrence; Jefferson Davis; Marion.
NWS Jackson MS · until Aug 21, 8:00 PM
CautionExtreme Heat Warning
An Extreme Heat Warning is in effect for Pointe Coupee; West Feliciana; East Feliciana; St. Helena; Washington; Iberville; West Baton Rouge; East Baton Rouge; Assumption; St. James; St. John The Baptist; Upper St. Bernard; Lower St. Bernard; Northern Tangipahoa; Southeast St. Tammany; Western Orleans; Eastern Orleans; Northern St. Tammany; Southwestern St. Tammany; Central Tangipahoa; Lower Tangipahoa; Northern Livingston; Southern Livingston; Western Ascension; Eastern Ascension; Upper Jefferson; Upper Plaquemines; Central Plaquemines; Lower Plaquemines; Central Jefferson; Coastal Jefferson; Upper Lafourche; Lower Lafourche; Upper Terrebonne; Lower Terrebonne; Upper St. Charles; Central St. Charles; Lower St. Charles; Wilkinson; Amite; Pike; Walthall; Pearl River; Northern Hancock; Northern Harrison; Northern Jackson; Southern Hancock; Southern Harrison; Southern Jackson.
NWS New Orleans LA · until Aug 21, 8:00 PM
CautionHeat Advisory
A Heat Advisory is in effect for Grenada; Carroll; Montgomery; Webster; Clay; Lowndes; Choctaw; Oktibbeha; Attala; Winston; Noxubee; Leake; Neshoba; Kemper; Scott; Newton; Lauderdale; Smith; Jasper; Clarke; Covington; Jones; Lamar; Forrest.
NWS Jackson MS · until Aug 21, 8:00 PM
CautionHeat Advisory
A Heat Advisory is in effect for Ashley; Chicot; Bolivar; Sunflower; Leflore; Washington; Humphreys; Holmes.
NWS Jackson MS · until Aug 21, 8:00 PM
CautionHeat Advisory
A Heat Advisory is in effect for Lee; Phillips; Tunica; Coahoma; Quitman; Tallahatchie; Yalobusha; Calhoun; Chickasaw; Monroe.
NWS Memphis TN · until Aug 21, 8:00 PM
CautionHeat Advisory
A Heat Advisory is in effect for Choctaw; Washington; Clarke; Wilcox; Monroe; Conecuh; Butler; Crenshaw; Escambia; Covington; Mobile Inland; Baldwin Inland; Mobile Central; Baldwin Central; Mobile Coastal; Baldwin Coastal; Escambia Inland; Escambia Coastal; Santa Rosa Inland; Santa Rosa Coastal; Okaloosa Inland; Okaloosa Coastal; Wayne; Perry; Greene; Stone; George.
NWS Mobile AL · until Aug 21, 8:00 PM
CautionSevere Thunderstorm Watch
A Severe Thunderstorm Watch is in effect for East Baton Rouge, LA; East Feliciana, LA; Livingston, LA; Pointe Coupee, LA; St. Helena, LA; St. Tammany, LA; Tangipahoa, LA; Washington, LA; West Baton Rouge, LA; West Feliciana, LA; Amite, MS; Hancock, MS; Harrison, MS; Jackson, MS; Pearl River, MS; Pike, MS; Walthall, MS; Wilkinson, MS.
NWS New Orleans LA · until Aug 21, 8:00 PM
CautionSevere Thunderstorm Watch
A Severe Thunderstorm Watch is in effect for Baldwin, AL; Choctaw, AL; Clarke, AL; Conecuh, AL; Escambia, AL; Mobile, AL; Monroe, AL; Washington, AL; Escambia, FL; Santa Rosa, FL; George, MS; Greene, MS; Perry, MS; Stone, MS; Wayne, MS.
NWS Mobile AL · until Aug 21, 8:00 PM
CautionSevere Thunderstorm Watch
A Severe Thunderstorm Watch is in effect for Catahoula, LA; Concordia, LA; Adams, MS; Claiborne, MS; Clarke, MS; Copiah, MS; Covington, MS; Forrest, MS; Franklin, MS; Jasper, MS; Jefferson, MS; Jefferson Davis, MS; Jones, MS; Lamar, MS; Lawrence, MS; Lincoln, MS; Marion, MS; Simpson, MS; Smith, MS.
NWS Jackson MS · until Aug 21, 8:00 PM
Heads-upSpecial Weather Statement
A Special Weather Statement is in effect for Perry; Greene; Stone; George.
NWS Mobile AL
Heads-upSpecial Weather Statement
A Special Weather Statement is in effect for Amite; Pike.
NWS New Orleans LA

Where to swim in Mississippi

The most-reviewed, well-rated water destinations in Mississippi — check each one’s live conditions before you go.

4.5(1,645)

LeFleur's Bluff State Park Mayes Lake

State park · Jackson, Mississippi

Camping nearby

A 305-acre park of lakes, forests & fields that offers camping, fishing & a 9-hole golf course.

Can I swim today? →

4.6(349)

Vicksburg Riverfront Murals

Historical place · Vicksburg, Mississippi

Covering the panels of the river floodwall, these colorful murals showcase local moments in history.

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4.6(340)

Sardis Lake

Lake · Mississippi

Sardis Lake is a 98,520-acre reservoir on the Tallahatchie River in Lafayette, Panola, and Marshall counties, Mississippi. Sardis Lake is impounded by Sardis Dam, located nine miles southeast of the town of Sardis. It is approximately an hour drive from Memphis, Tennessee.

Can I swim today? →

4.7(202)

Grenada Lake

Lake · Mississippi

Reservoir lake known for camping & fishing, including tournaments, plus waterfront parks & trails.

Can I swim today? →

Find swimmable water near you →All Mississippi water temperatures Explore Mississippi swimming spots National report

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Conditions are for general information only and can change quickly. Always judge the water in person and follow posted advisories and local guidance before swimming or paddling.