Alert archive / Kansas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 126, NWS Topeka, KS

June 9, 2023Ottawa County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Jun 9, 2023, 9:50 PM CDT for Ottawa County, Kansas. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 9, 2023, 9:50 PM CDT (02:50 UTC)
Expired: Jun 9, 2023, 10:15 PM CDT
In force: 25 min
Issued by: NWS Topeka, KS
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Ottawa County, KS

The radar

The Topeka radar (KTWX), 123 km from the middle of the area, began a volume at 02:51 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 (KTOP), launched 00:00Z, 2.8 hours before the alert went out and 174 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: 106 J/kg
Mixed-layer CIN: -160 J/kg
Mixed-layer LCL: 1680 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 30 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Topeka, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 9, 6:24 PM CDT, 3 hours 26 minutes earlier.

Area forecast discussion, Jun 9, 6:24 PM CDT, 3 hours 26 minutes before

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Hazardous weather outlook, Jun 9, 3:12 PM CDT, 6 hours 38 minutes before

Hazardous Weather Outlook
National Weather Service Topeka KS
312 PM CDT Fri Jun 9 2023

KSZ008>012-020>024-026-034>040-054>056-058-059-102015-
Republic-Washington-Marshall-Nemaha-Brown-Cloud-Clay-Riley-
Pottawatomie-Jackson-Jefferson-Ottawa-Dickinson-Geary-Morris-
Wabaunsee-Shawnee-Douglas-Lyon-Osage-Franklin-Coffey-Anderson-
312 PM CDT Fri Jun 9 2023

This Hazardous Weather Outlook is for central Kansas, east central
Kansas, north central Kansas and northeast Kansas.

.DAY ONE...This afternoon and tonight.

There is a slight chance of thunderstorms over north central Kansas
this afternoon, becoming more scattered this evening and overnight.
An isolated strong to severe storm may produce gusty winds, small
hail, and locally heavy rainfall.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Additional rounds of showers and storms from Saturday afternoon
to Sunday morning may produce rainfall amounts in upwards of 2
inches, especially over far northeast and east central Kansas. This
may result in localized flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

&&

More detailed information can be found at:
www.weather.gov/media/top/DssPacket.pdf

In the hours before

Special weather statement, Jun 9, 8:00 PM CDT, 1 hour 50 minutes before

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Special weather statement, Jun 9, 8:37 PM CDT, 1 hour 13 minutes before

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Special weather statement, Jun 9, 9:31 PM CDT, 19 minutes before

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Special weather statement, Jun 9, 9:41 PM CDT, 9 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 9, 8:00 PM CDT	Special Weather Statement	TOP	Republic	45 min
Jun 9, 8:37 PM CDT	Special Weather Statement	TOP	Cloud	38 min
Jun 9, 9:05 PM CDT	Severe Thunderstorm Warning	TOP	Cloud	22 min
Jun 9, 9:31 PM CDT	Special Weather Statement	TOP	Cloud, Washington	29 min
Jun 9, 9:41 PM CDT	Special Weather Statement	TOP	Ottawa	34 min
Jun 9, 10:21 PM CDT	Special Weather Statement	TOP	Ottawa	24 min
Jun 9, 10:46 PM CDT	Areal Flood Advisory	TOP	Cloud	3 hr
Jun 9, 10:51 PM CDT	Special Weather Statement	TOP	Dickinson	39 min
Jun 9, 11:18 PM CDT	Special Weather Statement	TOP	Geary	27 min
Jun 9, 11:45 PM CDT	Special Weather Statement	TOP	Geary, Morris	30 min
Jun 9, 11:52 PM CDT	Severe Thunderstorm Warning	TOP	Geary, Morris, Wabaunsee	23 min
Jun 10, 12:05 AM CDT	Severe Thunderstorm Warning	TOP	Geary, Pottawatomie, Riley, Wabaunsee	25 min
Jun 10, 12:15 AM CDT	Severe Thunderstorm Warning	TOP	Geary, Lyon, Morris, Wabaunsee	30 min
Jun 10, 12:31 AM CDT	Severe Thunderstorm Warning	TOP	Lyon, Osage, Pottawatomie, Shawnee, Wabaunsee	29 min
Jun 10, 12:35 AM CDT	Special Weather Statement	TOP	Lyon	25 min
Jun 10, 12:49 AM CDT	Severe Thunderstorm Warning	TOP	Lyon, Osage	9 min
Jun 10, 12:56 AM CDT	Special Weather Statement	TOP	Osage, Shawnee	34 min
Jun 10, 1:29 AM CDT	Special Weather Statement	TOP	Douglas, Jefferson	31 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2023 Every severe thunderstorm warning in 2023

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.