Alert archive / Kansas / Areal Flood Warnings in 2016

Areal Flood Warning 21, NWS Topeka, KS

August 29, 2016Republic County, Washington County, Kansas

NWS Topeka, KS issued this areal flood warning at Aug 29, 2016, 10:26 AM CDT for Republic County, Washington County, Kansas. It was in force for 2 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
Aug 29, 2016, 10:26 AM CDT (15:26 UTC)
Expired
Aug 29, 2016, 12:30 PM CDT
In force
2 hr
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Flood severity
None

Counties Republic County, KS, Washington County, KS

The radar

The Grand Island radar (KUEX), 120 km from the middle of the area, began a volume at 15:29 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

Topeka, KS (KFOE), launched 12:00Z, 3.4 hours before the alert went out and 164 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, Topeka, KS at 12:00Z on 2016-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 285 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, Topeka, KS at 12:00Z on 2016-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 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
285 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
1345 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
0 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

942 
WGUS43 KTOP 291526
FLWTOP

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
1026 AM CDT MON AUG 29 2016

KSC157-201-291730-
/O.NEW.KTOP.FA.W.0021.160829T1526Z-160829T1730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WASHINGTON-REPUBLIC-
1026 AM CDT MON AUG 29 2016

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* FLOOD WARNING FOR...
  NORTHERN WASHINGTON COUNTY IN NORTH CENTRAL KANSAS...
  NORTHEASTERN REPUBLIC COUNTY IN NORTH CENTRAL KANSAS...

* UNTIL 1230 PM CDT

* DOPPLER RADAR INDICATED THREE TO SEVEN INCHES OF RAIN HAD FALLEN
  SUNDAY EVENING IN PORTIONS OF NORTHEASTERN REPUBLIC AND NORTHERN
  WASHINGTON COUNTIES. FLOODING IS LIKELY TO CONTINUE INTO THE
  EARLY AFTERNOON HOURS. 

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  WASHINGTON...MORROWVILLE...HADDAM...NARKA...
  MAHASKA AND HOLLENBERG. 

LAT...LON 4000 9685 3977 9696 3982 9750 4000 9752

$$

SANDERS
1 follow-up statement
845 
WGUS83 KTOP 291721
FLSTOP

FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
1221 PM CDT MON AUG 29 2016

KSC157-201-291730-
/O.EXP.KTOP.FA.W.0021.000000T0000Z-160829T1730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WASHINGTON-REPUBLIC-
1221 PM CDT MON AUG 29 2016

...THE FLOOD WARNING WILL EXPIRE AT 1230 PM CDT FOR NORTHERN
WASHINGTON AND NORTHEASTERN REPUBLIC COUNTIES...

FLOOD WATERS HAVE RECEDED...AND ARE NO LONGER EXPECTED TO POSE A
THREAT TO LIFE OR PROPERTY. PLEASE CONTINUE TO HEED ANY ROAD
CLOSURES.

LAT...LON 4000 9685 3977 9696 3982 9750 4000 9752

$$

SANDERS

The office that day

Everything else NWS Topeka, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 28, 8:11 PM CDTAreal Flood AdvisoryTOPPottawatomie, Shawnee, Wabaunsee94 min
Aug 28, 8:16 PM CDTSevere Thunderstorm WarningTOPRepublic, Washington17 min
Aug 28, 8:51 PM CDTAreal Flood AdvisoryTOPWashington114 min
Aug 28, 9:25 PM CDTFlash Flood WarningTOPWashington3 hr
Aug 28, 10:34 PM CDTRiver Flood WarningTOPWashington34 hr
Aug 28, 10:46 PM CDTFlash Flood WarningTOPRepublic119 min
Aug 28, 11:55 PM CDTFlash Flood WarningTOPRepublic, Washington6 hr
Aug 29, 5:56 AM CDTAreal Flood WarningTOPRepublic, Washington4 hr
Aug 29, 11:46 AM CDTFlash Flood WatchTOPBrown, Clay, Cloud, Dickinson, Geary, Jackson and 7 more36 hr
Aug 29, 2:23 PM CDTSpecial Weather StatementTOPClay22 min
Aug 29, 2:56 PM CDTSpecial Weather StatementTOPRepublic34 min
Aug 29, 3:03 PM CDTSpecial Weather StatementTOPOttawa27 min
Aug 29, 4:56 PM CDTAreal Flood AdvisoryTOPCloud, Republic2 hr

Nearby

Areal Flood Warnings in Kansas, 2016Every areal flood warning in 2016

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.