Alert archive / Florida / Flash Flood Warnings in 2017

Flash Flood Warning 36, NWS Mobile, AL

June 22, 2017Escambia County, Okaloosa County, Santa Rosa County, Florida; Covington County, Escambia County, Alabama

NWS Mobile, AL issued this flash flood warning at Jun 22, 2017, 2:24 AM CDT for Escambia County, Okaloosa County, Santa Rosa County, Florida; Covington County, Escambia County, Alabama. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 22, 2017, 2:24 AM CDT (07:24 UTC)
Expired
Jun 22, 2017, 8:15 AM CDT
In force
6 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

Counties Covington County, AL, Escambia County, AL, Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL

The radar

The Eglin Afb radar (KEVX), 108 km from the middle of the area, began a volume at 07:28 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 00:00Z, 7.4 hours before the alert went out and 240 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-pSkew-T log-p diagram, Birmingham, AL at 00:00Z on 2017-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 55 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 00:00Z on 2017-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 196 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
55 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
682 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
196 m²/s²
0-3 km storm-relative helicity
220 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

386 
WGUS54 KMOB 220724
FFWMOB
ALC039-053-FLC033-091-113-221315-
/O.NEW.KMOB.FF.W.0036.170622T0724Z-170622T1315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
224 AM CDT THU JUN 22 2017

The National Weather Service in Mobile has issued a

* Flash Flood Warning for...
  Escambia County in south central Alabama...
  Southwestern Covington County in south central Alabama...
  Western Okaloosa County in northwestern Florida...
  Santa Rosa County in northwestern Florida...
  Eastern Escambia County in northwestern Florida...

* Until 815 AM CDT

* At 218 AM CDT, Doppler radar indicated a rain band producing heavy 
  rainfall moving into the area from the south. Additional rainfall 
  amounts through sunrise, locally exceeding 2 inches an hour, will 
  only exacerbate ongoing flooding concerns.

* Some locations that will experience flooding include...
  Pensacola, Pace, Milton, Brewton, Mary Esther, Century, Flomaton,
  Bagdad, Baker, Oriole Beach, Navarre, East Brewton, Jay, Pollard,
  Riverview, Point Baker, I65 And AL 113, Navarre Beach, Pea Ridge
  and Roeville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

&&

LAT...LON 3062 8718 3079 8730 3125 8751 3126 8748
      3126 8677 3120 8677 3119 8676 3120 8674
      3118 8673 3118 8672 3119 8672 3119 8670
      3126 8670 3126 8669 3036 8666 3035 8711

$$

Butts

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 7:03 PM CDTSpecial Weather StatementMOBOkaloosa, Santa Rosa57 min
Jun 21, 7:37 PM CDTSevere Thunderstorm WarningMOBOkaloosa53 min
Jun 21, 7:41 PM CDTSevere Thunderstorm WarningMOBSanta Rosa39 min
Jun 21, 9:10 PM CDTSevere Thunderstorm WarningMOBOkaloosa35 min
Jun 21, 9:21 PM CDTTornado WarningMOBOkaloosa22 min
Jun 22, 1:21 AM CDTSpecial Weather StatementMOBEscambia, Santa Rosa54 min
Jun 22, 3:38 AM CDTSpecial Weather StatementMOBOkaloosa37 min
Jun 22, 10:51 AM CDTFlash Flood WarningMOBEscambia, Okaloosa, Santa Rosa6 hr
Jun 22, 11:07 AM CDTSpecial Weather StatementMOBEscambia38 min
Jun 22, 4:00 PM CDTSpecial Weather StatementMOBEscambia45 min
Jun 21, 7:16 PM CDTTornado Warning Tornado observedMOBCovington, Crenshaw19 min
Jun 21, 8:51 PM CDTTornado WarningMOBCovington24 min
Jun 21, 9:14 PM CDTRiver Flood WarningMOBBaldwin, Mobile4 days
Jun 21, 9:14 PM CDTRiver Flood WarningMOBChoctaw, Clarke, Washington10 days
Jun 21, 9:14 PM CDTRiver Flood WarningMOBChoctaw, Clarke, Washington14 days
Jun 21, 10:36 PM CDTFlash Flood WarningMOBButler, Covington, Crenshaw6 hr
Jun 22, 12:33 AM CDTSpecial Marine WarningMOB57 min
Jun 22, 1:14 AM CDTTornado WarningMOBCovington46 min
Jun 22, 1:25 AM CDTSpecial Marine WarningMOB65 min
Jun 22, 1:27 AM CDTSpecial Marine WarningMOB33 min
Jun 22, 1:44 AM CDTSevere Thunderstorm WarningMOBBaldwin41 min
Jun 22, 3:28 AM CDTSpecial Marine WarningMOB32 min
Jun 22, 4:33 AM CDTFlash Flood WarningMOBButler, Conecuh, Covington, Crenshaw6 hr
Jun 22, 5:17 AM CDTSpecial Weather StatementMOBCrenshaw28 min
Jun 22, 7:40 AM CDTRiver Flood WarningMOBBaldwin21 days
Jun 22, 8:03 AM CDTFlash Flood WarningMOBChoctaw, Washington6 hr
Jun 22, 9:39 AM CDTSpecial Marine WarningMOB96 min
Jun 22, 10:14 AM CDTFlash Flood WarningMOBChoctaw, Clarke, Washington, Wilcox6 hr
Jun 22, 10:19 AM CDTSpecial Marine WarningMOB116 min
Jun 22, 10:48 AM CDTSpecial Weather StatementMOBMobile27 min
Jun 22, 11:05 AM CDTSpecial Weather StatementMOBMobile40 min
Jun 22, 11:16 AM CDTSpecial Marine WarningMOB89 min
Jun 22, 12:12 PM CDTSpecial Marine WarningMOB93 min
Jun 22, 1:44 PM CDTFlash Flood WarningMOBButler, Crenshaw6 hr
Jun 22, 2:15 PM CDTCoastal Flood AdvisoryMOBBaldwin, Mobile15 hr
Jun 22, 3:56 PM CDTSpecial Marine WarningMOB64 min
Jun 22, 5:57 PM CDTSpecial Weather StatementMOBChoctaw, Washington48 min

Nearby

Flash Flood Warnings in Florida, 2017Flash Flood Warnings in Alabama, 2017Every flash flood warning in 2017

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.