Alert archive / Mississippi / Flash Flood Warnings

Flash Flood Warnings in Mississippi, 2025

103 flash flood warnings in 2025. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of flash flood warnings reaches back to 1986.

Flash Flood Warnings by county

Each county as a circle sized by its count in 2025. Tap one for its archive.

Flash Flood Warnings
103
Busiest month
April37 flash flood warnings
Busiest day
April 6, 202517 flash flood warnings

Over time

By month

Warning verification

How often warnings here had a storm report inside them, and how much warning the reports had.

58 of 108 flash flood warnings covering Mississippi in 2025 had a flash flood report inside them; 90 of 103 flash flood reports fell inside a warning, on average 87 minutes after it went out.

Mississippi, 2025

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Flash flood warnings1085846%10387%87 min

Each office's whole area, 2025

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Memphis, TN: flash flood warnings854844%12586%125 min
NWS Jackson, MS: flash flood warnings562948%7285%76 min
NWS New Orleans, LA: flash flood warnings673548%11797%562 min
NWS Mobile, AL: flash flood warnings341459%21100%86 min

An office's figures cover every county it serves, including across state lines.

Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Feb 12, 4:59 PM CSTFlash Flood WarningJANAdams, Claiborne, Copiah, Covington, Franklin, Jefferson and 4 more2 hr
Feb 12, 6:01 PM CSTFlash Flood WarningJANClarke, Covington, Jasper, Jefferson Davis, Jones, Lauderdale and 3 more4 hr
Mar 15, 7:56 AM CDTFlash Flood WarningJANWashington4 hr
Mar 15, 8:22 AM CDTFlash Flood WarningMEGDeSoto, Tate3 hr
Mar 15, 8:30 AM CDTFlash Flood WarningJANBolivar4 hr
Mar 15, 10:37 AM CDTFlash Flood WarningMEGDeSoto, Marshall3 hr
Mar 15, 11:25 AM CDTFlash Flood WarningJANHumphreys, Issaquena, Leflore, Sharkey, Sunflower, Washington4 hr
Mar 15, 12:43 PM CDTFlash Flood WarningJANCarroll, Grenada, Holmes, Humphreys, Leflore, Montgomery and 1 more4 hr
Mar 15, 1:02 PM CDTFlash Flood WarningMEGCalhoun, Chickasaw, Lafayette, Lee, Pontotoc, Union and 1 more5 hr
Mar 15, 1:26 PM CDTFlash Flood WarningJANChoctaw, Montgomery, Webster2 hr
Mar 15, 1:53 PM CDTFlash Flood WarningMEGChickasaw, Itawamba, Lee, Monroe, Prentiss, Tishomingo5 hr
Mar 15, 2:43 PM CDTFlash Flood WarningJANCopiah, Covington, Jefferson Davis, Lawrence, Lincoln, Marion and 4 more4 hr
Mar 15, 3:18 PM CDTFlash Flood WarningJANClarke, Covington, Jasper, Jones, Kemper, Lauderdale and 2 more4 hr
Mar 15, 5:23 PM CDTFlash Flood WarningMEGChickasaw, Monroe102 min
Mar 15, 5:31 PM CDTFlash Flood Warning EmergencyLIXHancock, Harrison, Jackson, Pearl River15 days
Mar 15, 5:52 PM CDTFlash Flood Warning EmergencyLIXJackson15 days
Mar 23, 8:34 PM CDTFlash Flood WarningJANCarroll, Choctaw, Holmes, Leflore, Montgomery, Webster4 hr
Mar 23, 9:13 PM CDTFlash Flood WarningJANSunflower, Washington3 hr
Mar 23, 10:15 PM CDTFlash Flood WarningJANHumphreys, Issaquena, Sharkey, Washington, Yazoo4 hr
Mar 24, 7:00 AM CDTFlash Flood WarningLIXHarrison, Jackson6 days
Mar 30, 11:43 AM CDTFlash Flood WarningMOBGeorge5 hr
Mar 30, 3:02 PM CDTFlash Flood WarningLIXHarrison, Jackson102 min
Mar 30, 3:27 PM CDTFlash Flood WarningLIXHancock2 hr
Mar 31, 9:07 AM CDTFlash Flood WarningLIXJackson3 hr
Apr 2, 9:10 PM CDTFlash Flood WarningMEGDeSoto, Tunica3 hr
Apr 3, 1:42 AM CDTFlash Flood WarningMEGMarshall3 hr
Apr 3, 2:19 AM CDTFlash Flood WarningMEGDeSoto, Marshall, Tate, Tunica7 hr
Apr 3, 5:30 AM CDTFlash Flood WarningMEGAlcorn, Benton, Tippah3 hr
Apr 3, 11:17 AM CDTFlash Flood WarningMEGDeSoto, Marshall12 hr
Apr 3, 1:41 PM CDTFlash Flood WarningMEGBenton, Marshall7 hr
Apr 3, 3:28 PM CDTFlash Flood WarningMEGDeSoto, Marshall, Tate, Tunica6 hr
Apr 3, 4:33 PM CDTFlash Flood WarningMEGAlcorn, Benton, Marshall, Prentiss, Tippah, Tishomingo6 hr
Apr 5, 8:41 AM CDTFlash Flood WarningMEGBenton, DeSoto, Marshall, Tate, Tunica3 hr
Apr 5, 10:39 AM CDTFlash Flood Warning Considerable damage threatMEGTunica8 hr
Apr 5, 11:40 AM CDTFlash Flood WarningMEGBenton, DeSoto, Marshall, Tate, Tunica7 hr
Apr 5, 2:22 PM CDTFlash Flood Warning EmergencyCatastrophic damage threatMEGDeSoto6 hr
Apr 5, 4:00 PM CDTFlash Flood WarningMEGBenton, Coahoma, DeSoto, Lafayette, Marshall, Panola and 3 more6 hr
Apr 5, 6:50 PM CDTFlash Flood Warning Considerable damage threatMEGAlcorn, Benton, Coahoma, DeSoto, Marshall, Tippah and 1 more3 hr
Apr 5, 7:10 PM CDTFlash Flood WarningJANBolivar, Humphreys, Sunflower, Washington5 hr
Apr 5, 7:17 PM CDTFlash Flood WarningJANCarroll, Grenada, Holmes, Humphreys, Leflore6 hr
Apr 5, 7:47 PM CDTFlash Flood WarningMEGAlcorn, Benton, Prentiss, Tippah, Tishomingo, Union11 hr
Apr 5, 8:25 PM CDTFlash Flood WarningMEGBenton, Calhoun, Chickasaw, Coahoma, Lafayette, Marshall and 6 more9 hr
Apr 5, 9:19 PM CDTFlash Flood WarningJANHumphreys, Issaquena, Sharkey, Warren, Yazoo5 hr
Apr 5, 9:57 PM CDTFlash Flood WarningMEGBenton, Coahoma, DeSoto, Lafayette, Marshall, Panola and 3 more5 hr
Apr 5, 11:18 PM CDTFlash Flood WarningMEGItawamba, Lee, Prentiss, Tishomingo3 hr
Apr 5, 11:40 PM CDTFlash Flood WarningJANAdams, Claiborne, Copiah, Franklin, Hinds, Jefferson and 1 more4 hr
Apr 5, 11:50 PM CDTFlash Flood WarningJANHinds, Issaquena, Madison, Sharkey, Warren, Yazoo4 hr
Apr 6, 1:48 AM CDTFlash Flood WarningJANHinds, Leake, Madison, Neshoba, Rankin, Scott4 hr
Apr 6, 1:56 AM CDTFlash Flood WarningJANClaiborne, Copiah, Franklin, Jefferson, Lawrence, Lincoln and 1 more4 hr
Apr 6, 2:14 AM CDTFlash Flood WarningMEGMonroe7 hr
Apr 6, 2:21 AM CDTFlash Flood WarningMEGChickasaw, Itawamba, Lee, Monroe, Prentiss, Tishomingo7 hr
Apr 6, 2:37 AM CDTFlash Flood WarningJANAttala, Choctaw, Clay, Lowndes, Noxubee, Oktibbeha and 1 more4 hr
Apr 6, 3:20 AM CDTFlash Flood WarningLIXAmite, Pike2 hr
Apr 6, 5:15 AM CDTFlash Flood WarningMEGCalhoun, Chickasaw, Lafayette, Panola, Pontotoc, Yalobusha3 hr
Apr 6, 4:55 PM CDTFlash Flood WarningLIXHarrison, Jackson2 hr
Apr 22, 5:29 PM CDTFlash Flood WarningLIXPearl River61 min
Apr 23, 2:28 PM CDTFlash Flood WarningJANKemper, Lauderdale3 hr
Apr 23, 7:18 PM CDTFlash Flood WarningMEGTishomingo3 hr
Apr 23, 7:19 PM CDTFlash Flood WarningJANWarren3 hr
Apr 24, 12:16 AM CDTFlash Flood WarningJANLeflore, Sunflower2 hr
Apr 25, 7:49 AM CDTFlash Flood WarningJANCarroll, Grenada, Leflore, Montgomery3 hr
May 3, 12:35 AM CDTFlash Flood WarningLIXJackson3 hr
May 6, 8:49 PM CDTFlash Flood WarningJANHinds, Rankin3 hr
May 9, 7:21 PM CDTFlash Flood WarningJANCarroll, Holmes, Leflore110 min
May 17, 11:08 AM CDTFlash Flood WarningJANHinds, Rankin94 min
May 25, 8:05 PM CDTFlash Flood WarningJANWashington3 hr
May 25, 8:23 PM CDTFlash Flood WarningJANLowndes2 hr
May 26, 5:19 AM CDTFlash Flood WarningJANAdams4 hr
May 26, 8:09 AM CDTFlash Flood WarningJANJefferson79 min
May 27, 8:34 AM CDTFlash Flood WarningJANRankin, Simpson116 min
May 27, 9:19 AM CDTFlash Flood WarningJANJasper, Newton, Scott, Smith116 min
Jun 7, 11:29 AM CDTFlash Flood WarningMEGDeSoto80 min
Jun 8, 2:52 AM CDTFlash Flood WarningJANLowndes2 hr
Jun 8, 4:02 AM CDTFlash Flood WarningJANOktibbeha3 hr
Jun 9, 12:51 AM CDTFlash Flood WarningJANJefferson Davis, Lamar, Marion2 hr
Jun 9, 6:48 AM CDTFlash Flood WarningJANLeake, Madison, Neshoba, Newton, Scott3 hr
Jun 9, 9:51 PM CDTFlash Flood WarningLIXHarrison, Jackson4 hr
Jun 10, 3:32 PM CDTFlash Flood WarningMOBStone4 hr
Jun 14, 6:17 PM CDTFlash Flood WarningMEGLee, Pontotoc3 hr
Jun 16, 3:38 PM CDTFlash Flood WarningJANClay, Lowndes3 hr
Jun 17, 6:17 PM CDTFlash Flood WarningJANCopiah, Lincoln2 hr
Jun 17, 7:47 PM CDTFlash Flood WarningMEGTishomingo3 hr
Jun 19, 11:53 AM CDTFlash Flood WarningJANBolivar3 hr
Jun 27, 5:01 PM CDTFlash Flood WarningJANHinds, Madison, Rankin99 min
Jul 1, 5:11 PM CDTFlash Flood WarningLIXHarrison, Jackson2 hr
Jul 1, 5:25 PM CDTFlash Flood WarningLIXHarrison112 min
Jul 11, 3:17 PM CDTFlash Flood WarningJANGrenada51 min
Aug 1, 3:40 PM CDTFlash Flood WarningJANMontgomery, Webster2 hr
Aug 8, 4:15 PM CDTFlash Flood WarningMEGDeSoto3 hr
Aug 29, 12:18 AM CDTFlash Flood WarningLIXHancock3 hr
Aug 29, 3:28 AM CDTFlash Flood WarningJANHinds, Madison, Rankin, Warren2 hr
Sep 2, 7:05 AM CDTFlash Flood WarningJANWarren3 hr
Sep 2, 4:12 PM CDTFlash Flood WarningJANOktibbeha2 hr
Sep 3, 4:14 PM CDTFlash Flood WarningJANKemper2 hr
Sep 19, 10:38 AM CDTFlash Flood WarningMEGCoahoma3 hr
Sep 19, 12:07 PM CDTFlash Flood WarningMEGCoahoma3 hr
Sep 23, 10:00 PM CDTFlash Flood WarningMEGDeSoto, Marshall4 hr
Oct 6, 8:45 AM CDTFlash Flood WarningLIXPike, Walthall3 hr
Oct 6, 8:52 PM CDTFlash Flood WarningMEGDeSoto, Tunica3 hr
Oct 26, 12:46 AM CDTFlash Flood WarningJANAdams3 hr
Oct 26, 3:42 AM CDTFlash Flood WarningJANClaiborne, Copiah, Franklin, Jefferson4 hr
Oct 26, 7:21 AM CDTFlash Flood WarningJANLawrence, Lincoln4 hr
Oct 26, 7:46 AM CDTFlash Flood WarningLIXAmite, Pike, Walthall3 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

37 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20242026

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.