Alert archive / Kansas / Flash Flood Warnings in 2013
Flash Flood Warning 13, NWS Topeka, KS
NWS Topeka, KS issued this flash flood warning at Jul 29, 2013, 5:43 PM CDT for Lyon County, Kansas. It was in force for 2 hr. 2 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
- Jul 29, 2013, 5:43 PM CDT (22:43 UTC)
- Expired
- Jul 29, 2013, 7:45 PM CDT
- In force
- 2 hr
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Flood severity
- None
County Lyon County, KS
The radar
The Topeka radar (KTWX), 87 km from the middle of the area, began a volume at 22:43 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 |
|---|---|---|---|
| Jul 29, 7:00 PM CDT | HEAVY RAIN 3.7 | 8 Sw Olpe, KS | 24 HOUR RAINFALL TOTAL. |
| Jul 29, 7:50 PM CDT | HEAVY RAIN 4.8 | 5 Ssw Olpe, KS | STORM TOTAL. RAINFALL RATE IN LESS THAN AN HOUR WAS 1.10 INCHES. STANDING WATER ON ROADS AND FARMLAND. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Topeka, KS (KFOE), launched 12:00Z, 10.7 hours before the alert went out and 104 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 596 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 258 m²/s²
- 0-3 km storm-relative helicity
- 249 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
388
WGUS53 KTOP 292243
FFWTOP
KSC111-300045-
/O.NEW.KTOP.FF.W.0013.130729T2243Z-130730T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
543 PM CDT MON JUL 29 2013
THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHWESTERN LYON COUNTY IN EAST CENTRAL KANSAS...
* UNTIL 745 PM CDT
* AT 539 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN OF GREATER THAN 3 INCHES IN ABOUT AN HOUR OVER THE
WARNED AREA.
* FLASH FLOODING IS EXPECTED TO IMPACT CREEKS IN THE FAR
SOUTHWESTERN PART OF LYON COUNTY...INCLUDING WOLF CREEK...SHAW
CREEK...ROCK CREEK...AND THE UPPER REACHES OF THE NORTH BRANCH OF
THE VERDIGRIS RIVER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL WILL CAUSE FLASH FLOODING OF INTERSECTIONS AND
COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND
STREAMS.
ADDITIONAL RAINFALL AMOUNTS OF 2 INCHES OR MORE ARE POSSIBLE IN THE
WARNED AREA THIS EVENING.
&&
LAT...LON 3817 9636 3828 9636 3829 9636 3828 9628
3823 9620 3817 9607 3817 9635
$$
BARJENBRUCH2 follow-up statements
130
WGUS73 KTOP 300023
FFSTOP
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
723 PM CDT MON JUL 29 2013
KSC111-300045-
/O.CON.KTOP.FF.W.0013.000000T0000Z-130730T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LYON-
723 PM CDT MON JUL 29 2013
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
SOUTHWESTERN LYON COUNTY...
AT 719 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN OF GREATER THAN 3 INCHES IN ABOUT ONE HOUR OVER THE
WARNED AREA.
* FLASH FLOODING IS EXPECTED TO IMPACT CREEKS IN THE FAR
SOUTHWESTERN PART OF LYON COUNTY...INCLUDING SHAW CREEK...ROCK
CREEK...AND THE UPPER REACHES OF THE NORTH BRANCH OF THE VERDIGRIS
RIVER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL WILL CAUSE FLASH FLOODING OF INTERSECTIONS AND
COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND
STREAMS.
ADDITIONAL RAINFALL AMOUNTS OF 2 INCHES OR MORE ARE POSSIBLE IN THE
WARNED AREA THIS EVENING.
THIS THUNDERSTORM WITH EXCESSIVE RAIN WILL OTHERWISE REMAIN OVER
MAINLY RURAL AREAS OF SOUTHWESTERN LYON COUNTY.
LAT...LON 3817 9636 3828 9636 3829 9636 3828 9628
3823 9620 3817 9607 3817 9635
$$
SANDERS012
WGUS73 KTOP 300054
FFSTOP
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
754 PM CDT MON JUL 29 2013
KSC111-300102-
/O.EXP.KTOP.FF.W.0013.000000T0000Z-130730T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LYON-
754 PM CDT MON JUL 29 2013
...THE FLASH FLOOD WARNING HAS EXPIRED FOR SOUTHWESTERN LYON
COUNTY...
AT 752 PM CDT...RAINFALL RATES HAVE DECREASED ALTHOUGH SOME MINOR
FLOODING CONTINUES TO BE A THREAT. A FLOOD ADVISORY IS IN EFFECT
UNTIL 945 PM.
LAT...LON 3817 9636 3828 9636 3829 9636 3828 9628
3823 9620 3817 9607 3817 9635
$$
SANDERSThe office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 4:58 PM CDT | Areal Flood Advisory | TOP | Pottawatomie | 2 hr |
Nearby
Flash Flood Warnings in Kansas, 2013Every flash flood warning in 2013
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.