Alert archive / Alabama / Flash Flood Warnings in 2026

Flash Flood Warning 21, NWS Birmingham, AL

June 20, 2026Jefferson County, Shelby County, Alabama

NWS Birmingham, AL issued this flash flood warning at Jun 20, 2026, 2:14 PM CDT for Jefferson County, Shelby County, Alabama. It was in force for 3 hr. 7 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 20, 2026, 2:14 PM CDT (19:14 UTC)
Expired: Jun 20, 2026, 5:15 PM CDT
In force: 3 hr
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Flood severity: None

Counties Jefferson County, AL, Shelby County, AL

The radar

The Birmingham radar (KBMX), 35 km from the middle of the area, began a volume at 19:15 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.

What was reported inside it

Time	Report	Where	Remark
Jun 20, 2:20 PM CDT	FLASH FLOOD	Vestavia Hills, AL	Several portions of Columbiana Road in Vestavia are flooded over and closed.
Jun 20, 2:45 PM CDT	FLASH FLOOD	Cahaba Heights, AL	Via social media. Water flowing over Dolly Ridge Road, with Meadowlawn Park inundated by flood waters from nearby creek.
Jun 20, 2:55 PM CDT	FLASH FLOOD	2 Nnw Bjcc, AL	Portions of Interstate 65 were flooded just north of Finley Boulevard.
Jun 20, 3:07 PM CDT	FLASH FLOOD	1 Ne Ensley, AL	Village Creek in Ensley along Ave W reached flood stage of 10 feet and still rising.
Jun 20, 3:30 PM CDT	FLASH FLOOD	1 Nne Hoover, AL	Highway 31 in Vestavia Hills was deemed impassible due to flood waters from Patton Creek overtopping the bridge.
Jun 20, 3:42 PM CDT	FLASH FLOOD	1 Sse Meadowbrook, AL	Flooding completely covering one lane of 119 and beginning to go across the other.
Jun 20, 4:30 PM CDT	FLASH FLOOD	2 E Hoover, AL	Via social media. Loch Haven Park and Dog Park was completely inundated by flood waters from Little Shades Creek overflowing its banks.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 7.2 hours before the alert went out and 35 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: 901 J/kg
Mixed-layer CIN: -99 J/kg
Mixed-layer LCL: 768 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 74 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

818 
WGUS54 KBMX 201914
FFWBMX
ALC073-117-202215-
/O.NEW.KBMX.FF.W.0021.260620T1914Z-260620T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Birmingham AL
214 PM CDT Sat Jun 20 2026

The National Weather Service in Birmingham has issued a

* Flash Flood Warning for...
  Southeastern Jefferson County in central Alabama...
  Northern Shelby County in central Alabama...

* Until 515 PM CDT.

* At 214 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 3 inches of rain 
  have fallen. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Birmingham, Hoover, Vestavia Hills, Bessemer, Homewood, Pelham, 
  Mountain Brook, Helena, Hueytown, Gardendale, Irondale, Leeds, 
  Fairfield, Chelsea, Fultondale, Columbiana, Tarrant, Midfield, 
  Brighton and Indian Springs Village.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3364 8680 3352 8648 3350 8648 3350 8646
      3350 8644 3348 8640 3318 8662 3333 8689
      3340 8703

FLASH FLOOD...RADAR INDICATED

$$

32/JDavis

1 follow-up statement

416 
WGUS74 KBMX 201948
FFSBMX

Flash Flood Statement
National Weather Service Birmingham AL
248 PM CDT Sat Jun 20 2026

ALC073-117-202215-
/O.CON.KBMX.FF.W.0021.000000T0000Z-260620T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Jefferson AL-Shelby AL-
248 PM CDT Sat Jun 20 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 PM CDT THIS 
AFTERNOON FOR SOUTHEASTERN JEFFERSON AND NORTHERN SHELBY COUNTIES...

At 248 PM CDT, local law enforcement reported thunderstorms 
producing heavy rain across the warned area. Between 2 and 3.5 
inches of rain have fallen. Flash flooding is ongoing or expected to 
begin shortly.

HAZARD...Life threatening flash flooding. Thunderstorms producing
         flash flooding.

SOURCE...Law enforcement reported.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
  Birmingham, Hoover, Vestavia Hills, Bessemer, Homewood, Pelham, 
  Mountain Brook, Helena, Hueytown, Gardendale, Irondale, Leeds, 
  Fairfield, Chelsea, Fultondale, Columbiana, Tarrant, Midfield, 
  Brighton and Indian Springs Village.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Move to higher ground now. Act quickly to protect your life.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3364 8680 3352 8648 3350 8648 3350 8646
      3350 8644 3348 8640 3318 8662 3333 8689
      3340 8703

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

32/JDavis

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 19, 7:13 PM CDT	Areal Flood Advisory	BMX	Fayette, Walker	3 hr
Jun 19, 8:26 PM CDT	Areal Flood Advisory	BMX	Jefferson, Shelby	2 hr
Jun 20, 3:36 AM CDT	Flood Watch	BMX	Autauga, Barbour, Bibb, Bullock, Chambers, Chilton and 26 more	15 hr
Jun 20, 11:59 AM CDT	Flash Flood Warning	BMX	Jefferson	3 hr
Jun 20, 12:30 PM CDT	Special Weather Statement	BMX	Shelby	30 min
Jun 20, 12:48 PM CDT	Areal Flood Advisory	BMX	Shelby	3 hr
Jun 20, 1:46 PM CDT	Areal Flood Advisory	BMX	Marengo	3 hr
Jun 20, 1:54 PM CDT	Areal Flood Advisory	BMX	Tallapoosa	3 hr
Jun 20, 2:18 PM CDT	Flash Flood Warning Considerable damage threat	BMX	Jefferson, Walker	5 hr
Jun 20, 2:53 PM CDT	Flash Flood Warning	BMX	Tallapoosa	3 hr
Jun 20, 3:09 PM CDT	Areal Flood Advisory	BMX	Clay	2 hr
Jun 20, 3:15 PM CDT	Areal Flood Advisory	BMX	Marion, Walker, Winston	3 hr
Jun 20, 3:15 PM CDT	Areal Flood Advisory	BMX	Randolph	3 hr
Jun 20, 3:24 PM CDT	Special Weather Statement	BMX	Bullock, Macon	51 min
Jun 20, 3:39 PM CDT	Areal Flood Advisory	BMX	Jefferson	3 hr
Jun 20, 3:58 PM CDT	Special Weather Statement	BMX	Lee, Russell	47 min
Jun 20, 5:09 PM CDT	Areal Flood Warning	BMX	Jefferson, Shelby	3 hr

Nearby

Flash Flood Warnings in Alabama, 2026 Every flash flood warning in 2026

Sources

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