Alert archive / Alabama / Flash Flood Warnings in 2025

Flash Flood Warning 9, NWS Huntsville, AL

March 15, 2025Limestone County, Madison County, Morgan County, Alabama; Franklin County, Lincoln County, Moore County, Tennessee

NWS Huntsville, AL issued this flash flood warning at Mar 15, 2025, 6:35 PM CDT for Limestone County, Madison County, Morgan County, Alabama; Franklin County, Lincoln County, Moore County, Tennessee. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 15, 2025, 6:35 PM CDT (23:35 UTC)
Expired: Mar 16, 2025, 12:00 AM CDT
In force: 5 hr
Issued by: NWS Huntsville, AL
Area: Storm-based polygon
Flood severity: None

Counties Limestone County, AL, Madison County, AL, Morgan County, AL, Franklin County, TN, Lincoln County, TN, Moore County, TN

The radar

The Northeast Alabama radar (KHTX), 44 km from the middle of the area, began a volume at 23:38 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.6 hours before the alert went out and 133 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 9 J/kg
Mixed-layer CIN: -389 J/kg
Mixed-layer LCL: 1906 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 686 m²/s²
0-3 km storm-relative helicity: 792 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Huntsville, AL wrote its last area forecast discussion before this flash flood warning went out at Mar 15, 2:36 PM CDT, 3 hours 59 minutes earlier.

Area forecast discussion, Mar 15, 2:36 PM CDT, 3 hours 59 minutes before

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In the hours before

Local storm report, Mar 15, 2:39 PM CDT, 3 hours 56 minutes before

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Local storm report, Mar 15, 2:47 PM CDT, 3 hours 48 minutes before

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Local storm report, Mar 15, 2:53 PM CDT, 3 hours 42 minutes before

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Local storm report, Mar 15, 3:48 PM CDT, 2 hours 47 minutes before

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Local storm report, Mar 15, 3:50 PM CDT, 2 hours 45 minutes before

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Local storm report, Mar 15, 5:55 PM CDT, 40 minutes before

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The office that day

Everything else NWS Huntsville, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 15, 2:48 AM CDT	Tornado Warning	HUN	Franklin	32 min
Mar 15, 3:19 AM CDT	Severe Thunderstorm Warning	HUN	Franklin	56 min
Mar 15, 3:49 AM CDT	Severe Thunderstorm Warning	HUN	Colbert, Lauderdale, Lawrence, Limestone, Morgan	56 min
Mar 15, 4:29 AM CDT	Severe Thunderstorm Warning	HUN	Cullman, Madison, Marshall, Morgan	61 min
Mar 15, 4:43 AM CDT	Severe Thunderstorm Warning	HUN	Lawrence, Limestone, Madison, Morgan	11 min
Mar 15, 5:27 AM CDT	Severe Thunderstorm Warning	HUN	Cullman, Marshall	35 min
Mar 15, 5:58 AM CDT	Severe Thunderstorm Warning	HUN	Jackson, Madison, Marshall, Morgan	28 min
Mar 15, 6:25 AM CDT	Flash Flood Warning	HUN	Cullman	110 min
Mar 15, 8:01 AM CDT	Flash Flood Warning	HUN	Cullman, DeKalb, Jackson, Madison, Marshall, Morgan	2 hr
Mar 15, 9:44 AM CDT	River Flood Warning	HUN	Jackson, Madison, Marshall	71 hr
Mar 15, 9:47 AM CDT	River Flood Warning	HUN	Madison	49 hr
Mar 15, 9:49 AM CDT	River Flood Warning	HUN	Lawrence	57 hr
Mar 15, 12:52 PM CDT	Severe Thunderstorm Warning	HUN	Colbert, Franklin, Lauderdale	53 min
Mar 15, 1:35 PM CDT	Tornado Warning	HUN	Franklin	40 min
Mar 15, 1:37 PM CDT	Severe Thunderstorm Warning	HUN	Colbert, Franklin, Lauderdale	53 min
Mar 15, 1:56 PM CDT	Flash Flood Warning	HUN	Colbert, Franklin, Lauderdale	3 hr
Mar 15, 2:08 PM CDT	Tornado Warning	HUN	Colbert, Franklin, Lauderdale, Lawrence	38 min
Mar 15, 2:27 PM CDT	Severe Thunderstorm Warning	HUN	Franklin	48 min
Mar 15, 2:45 PM CDT	Severe Thunderstorm Warning Considerable damage threat	HUN	Colbert, Franklin, Lauderdale, Lawrence, Limestone	60 min
Mar 15, 3:06 PM CDT	Tornado Warning	HUN	Limestone	24 min
Mar 15, 3:09 PM CDT	Severe Thunderstorm Warning	HUN	Colbert, Franklin	20 min
Mar 15, 3:48 PM CDT	Severe Thunderstorm Warning	HUN	Jackson, Madison	57 min
Mar 15, 4:26 PM CDT	Severe Thunderstorm Warning	HUN	Colbert, Franklin, Lauderdale, Lawrence	64 min
Mar 15, 4:44 PM CDT	Tornado Warning	HUN	Cullman	46 min
Mar 15, 4:59 PM CDT	Flash Flood Warning	HUN	Colbert, Franklin, Lauderdale, Lawrence, Limestone	5 hr
Mar 15, 5:20 PM CDT	Tornado Warning	HUN	Colbert, Lauderdale	21 min
Mar 15, 5:22 PM CDT	Severe Thunderstorm Warning	HUN	Cullman, Madison, Marshall, Morgan	38 min
Mar 15, 5:27 PM CDT	Tornado Warning Tornado observed	HUN	Cullman, Madison, Marshall, Morgan	22 min
Mar 15, 5:36 PM CDT	Tornado Warning	HUN	Cullman, Limestone, Morgan	22 min
Mar 15, 6:12 PM CDT	Severe Thunderstorm Warning	HUN	Jackson, Madison	63 min
Mar 15, 6:22 PM CDT	Flash Flood Warning	HUN	Cullman, Jackson, Madison, Marshall, Morgan	6 hr
Mar 15, 6:47 PM CDT	Severe Thunderstorm Warning	HUN	Colbert, Franklin, Lauderdale	32 min
Mar 15, 9:42 AM CDT	River Flood Warning	HUN	Franklin, Lincoln	35 hr
Mar 15, 3:21 PM CDT	Severe Thunderstorm Warning	HUN	Franklin, Lincoln, Moore	39 min
Mar 15, 3:35 PM CDT	Tornado Warning	HUN	Franklin, Lincoln, Moore	27 min
Mar 15, 5:02 PM CDT	Flash Flood Warning	HUN	Lincoln, Moore	5 hr
Mar 15, 6:44 PM CDT	Severe Thunderstorm Warning	HUN	Franklin, Moore	31 min

Nearby

Flash Flood Warnings in Alabama, 2025 Flash Flood Warnings in Tennessee, 2025 Every flash flood warning in 2025

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.