Alert archive / Alabama / Flash Flood Warnings in 2025

Flash Flood Warning 32, NWS Huntsville, AL

June 29, 2025Cullman County, Alabama

NWS Huntsville, AL issued this flash flood warning at Jun 29, 2025, 1:21 PM CDT for Cullman County, Alabama. It was in force for 102 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 29, 2025, 1:21 PM CDT (18:21 UTC)
Expired: Jun 29, 2025, 3:03 PM CDT
In force: 102 min
Issued by: NWS Huntsville, AL
Area: Storm-based polygon
Flood severity: None

County Cullman County, AL

The radar

The Birmingham radar (KBMX), 107 km from the middle of the area, began a volume at 18:20 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

Birmingham, AL (KBMX), launched 12:00Z, 6.4 hours before the alert went out and 106 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: 1081 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 869 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 16 m²/s²
0-3 km storm-relative helicity: 12 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 Jun 29, 12:54 PM CDT, 27 minutes earlier.

Area forecast discussion, Jun 29, 12:54 PM CDT, 27 minutes before

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In the hours before

Special weather statement, Jun 29, 10:35 AM CDT, 2 hours 46 minutes before

Special Weather Statement
National Weather Service Huntsville AL
1035 AM CDT Sun Jun 29 2025

ALZ010-291615-
DeKalb AL-
1035 AM CDT Sun Jun 29 2025

...STRONG THUNDERSTORMS WILL IMPACT SOUTHEASTERN DEKALB COUNTY
THROUGH 1115 AM CDT...

At 1034 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 8 miles south of Trenton to near Sylvania.
Movement was southeast at 20 mph.

HAZARD...Wind gusts up to 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Fort Payne, Rainsville, Henagar, Sylvania, Valley Head, Hammondville,
Mentone, Pine Ridge, Adamsburg, and Sulpher Springs.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3448 8558 3444 8558 3441 8561 3437 8563
      3436 8566 3433 8570 3449 8587 3477 8557
      3453 8551
TIME...MOT...LOC 1534Z 307DEG 16KT 3475 8551 3452 8576

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

KDW

Special weather statement, Jun 29, 11:32 AM CDT, 1 hour 49 minutes before

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Special weather statement, Jun 29, 12:11 PM CDT, 1 hour 10 minutes before

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Special weather statement, Jun 29, 12:22 PM CDT, 59 minutes before

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Special weather statement, Jun 29, 12:56 PM CDT, 25 minutes before

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Special weather statement, Jun 29, 1:11 PM CDT, 10 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
Jun 28, 7:05 PM CDT	Special Weather Statement	HUN	Lawrence	40 min
Jun 28, 7:10 PM CDT	Special Weather Statement	HUN	Madison	65 min
Jun 28, 7:22 PM CDT	Flash Flood Warning	HUN	Madison, Morgan	106 min
Jun 28, 7:56 PM CDT	Special Weather Statement	HUN	Morgan	64 min
Jun 29, 10:35 AM CDT	Special Weather Statement	HUN	DeKalb	40 min
Jun 29, 10:50 AM CDT	Severe Thunderstorm Warning	HUN	DeKalb	33 min
Jun 29, 11:32 AM CDT	Special Weather Statement	HUN	Madison	43 min
Jun 29, 12:11 PM CDT	Special Weather Statement	HUN	Franklin	49 min
Jun 29, 12:22 PM CDT	Special Weather Statement	HUN	Marshall	23 min
Jun 29, 12:56 PM CDT	Special Weather Statement	HUN	Lawrence	49 min
Jun 29, 1:11 PM CDT	Special Weather Statement	HUN	Marshall	49 min
Jun 29, 1:48 PM CDT	Special Weather Statement	HUN	DeKalb	27 min
Jun 29, 3:26 PM CDT	Special Weather Statement	HUN	Franklin	94 min

Nearby

Flash Flood Warnings in Alabama, 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.