Alert archive / Florida / Flash Flood Warnings in 2020

Flash Flood Warning 1, NWS Mobile, AL

February 5, 2020Escambia County, Santa Rosa County, Florida; Baldwin County, Alabama

NWS Mobile, AL issued this flash flood warning at Feb 5, 2020, 1:29 PM CST for Escambia County, Santa Rosa County, Florida; Baldwin County, Alabama. It was in force for 3 hr. 3 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
Feb 5, 2020, 1:29 PM CST (19:29 UTC)
Expired
Feb 5, 2020, 4:18 PM CST
In force
3 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

Counties Baldwin County, AL, Escambia County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 87 km from the middle of the area, began a volume at 19:30 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

TimeReportWhereRemark
Feb 5, 2:00 PM CSTFLASH FLOOD1 Nne Pace, FLFLOODING REPORTED AT PACE HIGH SCHOOL.
Feb 5, 2:00 PM CSTFLASH FLOOD4 N Pace, FLFLOODING REPORTED ON LUTHER FOWLER ROAD IN PACE, FL.
Feb 5, 2:00 PM CSTFLASH FLOOD6 Nw Milton, FLMARTIN RD., NORTH OF WILLARD NORRIS RD. THERE IS SEVERE FLOODING REPORTED OVER ROADWAY.

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

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 7.5 hours before the alert went out and 230 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, Slidell Radar S, LA at 12:00Z on 2020-02-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 743 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 12:00Z on 2020-02-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 195 square meters per square second.1939587897Sfc1 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
743 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
509 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
195 m²/s²
0-3 km storm-relative helicity
380 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.4

Open this sounding in Storm Lab

The text

As transmitted.

838 
WGUS54 KMOB 051929
FFWMOB
ALC003-FLC033-113-060130-
/O.NEW.KMOB.FF.W.0001.200205T1929Z-200206T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
129 PM CST Wed Feb 5 2020

The National Weather Service in Mobile has issued a

* Flash Flood Warning for...
  Southeastern Baldwin County in southwestern Alabama...
  Central Santa Rosa County in northwestern Florida...
  Central Escambia County in northwestern Florida...

* Until 730 PM CST Wednesday.

* At 127 PM CST, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Over three inches of rain have 
  already fallen and an additional one to three inches is likely. 
  Flash flooding is ongoing or expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar indicated.

  IMPACT...Flooding of small creeks and streams, urban areas, 
           highways, streets and underpasses as well as other 
           drainage and low lying areas.

* Some locations that will experience flooding include...
  Seminole, Ferry Pass, Brent, West Pensacola, Ensley, Gonzalez, 
  Pace, Molino, Pea Ridge, Floridatown and Point Baker.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3045 8760 3082 8731 3079 8689 3042 8728

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-3 INCHES IN 1 HOUR

$$
1 follow-up statement
957 
WGUS74 KMOB 052218
FFSMOB

Flash Flood Statement
National Weather Service Mobile AL
418 PM CST Wed Feb 5 2020

ALC003-FLC033-113-052227-
/O.CAN.KMOB.FF.W.0001.000000T0000Z-200206T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Baldwin AL-Santa Rosa FL-Escambia FL-
418 PM CST Wed Feb 5 2020

...THE FLASH FLOOD WARNING FOR SOUTHEASTERN BALDWIN...CENTRAL SANTA
ROSA AND CENTRAL ESCAMBIA COUNTIES IS CANCELLED...

The heavy rain has ended. Flash flooding is no longer expected to
pose a threat, although ponding of water on roadways may still be
present.

Additional heavy rain is likely tonight into Thursday morning and a 
Flash Flood Watch continues for the area. 

LAT...LON 3045 8760 3082 8731 3079 8689 3042 8728

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 4, 9:52 PM CSTRiver Flood WarningMOBOkaloosa, Santa Rosa47 hr
Feb 4, 9:52 PM CSTRiver Flood WarningMOBOkaloosa, Santa Rosa4 days
Feb 4, 9:52 PM CSTRiver Flood WarningMOBOkaloosa21 days
Feb 5, 5:19 AM CSTHigh Surf AdvisoryMOBEscambia, Okaloosa, Santa Rosa49 hr
Feb 5, 12:47 PM CSTAreal Flood AdvisoryMOBEscambia, Santa Rosa3 hr
Feb 5, 1:22 PM CSTAreal Flood AdvisoryMOBOkaloosa, Santa Rosa3 hr
Feb 5, 1:27 PM CSTSpecial Weather StatementMOBOkaloosa48 min
Feb 5, 3:19 PM CSTWind AdvisoryMOBEscambia, Okaloosa, Santa Rosa19 hr
Feb 4, 9:52 PM CSTRiver Flood WarningMOBChoctaw, Clarke, Washington41 days
Feb 4, 9:52 PM CSTRiver Flood WarningMOBChoctaw, Clarke, Washington42 days
Feb 5, 4:35 AM CSTGale WatchMOB11 hr
Feb 5, 9:53 AM CSTSpecial Marine WarningMOB82 min
Feb 5, 10:29 AM CSTSpecial Marine WarningMOB61 min
Feb 5, 10:57 AM CSTSpecial Marine WarningMOB93 min
Feb 5, 11:15 AM CSTSpecial Marine WarningMOB38 min
Feb 5, 11:59 AM CSTSpecial Marine WarningMOB64 min
Feb 5, 12:21 PM CSTSpecial Weather StatementMOBWashington39 min
Feb 5, 12:51 PM CSTSpecial Weather StatementMOBMobile39 min
Feb 5, 3:06 PM CSTGale WarningMOB42 hr
Feb 5, 3:23 PM CSTSpecial Weather StatementMOBMobile52 min
Feb 5, 4:37 PM CSTMarine Dense Fog AdvisoryMOB14 hr
Feb 5, 5:14 PM CSTRiver Flood WarningMOBEscambia60 hr
Feb 5, 5:14 PM CSTRiver Flood WarningMOBDallas, Monroe, Wilcox25 days
Feb 5, 5:14 PM CSTRiver Flood WarningMOBClarke, Monroe, Wilcox40 days
Feb 5, 5:14 PM CSTRiver Flood WarningMOBCovington, Escambia5 days
Feb 5, 5:55 PM CSTSpecial Weather StatementMOBChoctaw35 min

Nearby

Flash Flood Warnings in Florida, 2020Flash Flood Warnings in Alabama, 2020Every flash flood warning in 2020

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.