Alert archive / Kansas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 91, NWS Topeka, KS

May 9, 20235 counties in Kansas

NWS Topeka, KS issued this severe thunderstorm warning at May 9, 2023, 4:27 PM CDT for 5 counties in Kansas. It was in force for 63 min. 5 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 9, 2023, 4:27 PM CDT (21:27 UTC)
Expired: May 9, 2023, 5:30 PM CDT
In force: 63 min
Issued by: NWS Topeka, KS
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Anderson County, KS, Coffey County, KS, Douglas County, KS, Franklin County, KS, Osage County, KS

The radar

The Topeka radar (KTWX), 86 km from the middle of the area, began a volume at 21:31 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
May 9, 4:34 PM CDT	TSTM WND GST 60	5 Sse Scranton, KS
May 9, 4:45 PM CDT	HAIL 0.75	Burlington, KS	REPORT FROM MPING: DIME (0.75 IN.).
May 9, 4:47 PM CDT	TSTM WND GST 80	3 S Overbrook, KS	TREE DAMAGE REPORTED WITH WIND GUSTS.
May 9, 5:04 PM CDT	HAIL 0.88	1 S Ottawa, KS
May 9, 5:14 PM CDT	TSTM WND GST 70	6 Se Overbrook, KS

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 9, 10:33 AM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 9.5 hours before the alert went out and 56 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: 54 J/kg
Mixed-layer CIN: -258 J/kg
Mixed-layer LCL: 1232 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: -62 m²/s²
0-3 km storm-relative helicity: -13 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 May 9, 3:24 PM CDT, 1 hour 3 minutes earlier.

Area forecast discussion, May 9, 3:24 PM CDT, 1 hour 3 minutes before

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Hazardous weather outlook, May 9, 3:30 PM CDT, 57 minutes before

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In the hours before

Special weather statement, May 9, 2:44 PM CDT, 1 hour 43 minutes before

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Local storm report, May 9, 3:03 PM CDT, 1 hour 24 minutes before

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Local storm report, May 9, 3:46 PM CDT, 41 minutes before

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Local storm report, May 9, 4:07 PM CDT, 20 minutes before

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Local storm report, May 9, 4:14 PM CDT, 13 minutes before

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Local storm report, May 9, 4:16 PM CDT, 11 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
May 9, 4:35 AM CDT	Special Weather Statement	TOP	Anderson	25 min
May 9, 5:00 AM CDT	Special Weather Statement	TOP	Lyon	30 min
May 9, 5:26 AM CDT	Special Weather Statement	TOP	Coffey	49 min
May 9, 5:39 AM CDT	Areal Flood Advisory	TOP	Anderson, Coffey	3 hr
May 9, 5:58 AM CDT	Special Weather Statement	TOP	Anderson	32 min
May 9, 7:17 AM CDT	Severe Thunderstorm Warning	TOP	Dickinson	28 min
May 9, 7:39 AM CDT	Severe Thunderstorm Warning	TOP	Morris	14 min
May 9, 7:44 AM CDT	Severe Thunderstorm Warning	TOP	Dickinson	31 min
May 9, 11:23 AM CDT	Severe Thunderstorm Warning	TOP	Republic	67 min
May 9, 12:06 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TOP	Cloud, Ottawa, Republic	24 min
May 9, 12:28 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TOP	Cloud, Ottawa, Republic	47 min
May 9, 1:05 PM CDT	Tornado Warning	TOP	Cloud, Ottawa	25 min
May 9, 1:08 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TOP	Clay, Cloud, Dickinson, Ottawa, Republic, Washington	67 min
May 9, 1:25 PM CDT	Tornado Warning	TOP	Clay	20 min
May 9, 1:31 PM CDT	Severe Thunderstorm Warning	TOP	Dickinson, Ottawa	29 min
May 9, 1:52 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TOP	Clay, Dickinson, Geary, Marshall, Morris, Pottawatomie and 2 more	53 min
May 9, 2:16 PM CDT	Special Weather Statement	TOP	Dickinson	44 min
May 9, 2:24 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TOP	Dickinson, Geary, Lyon, Morris, Pottawatomie, Riley and 1 more	66 min
May 9, 2:44 PM CDT	Special Weather Statement	TOP	Geary, Morris, Riley	31 min
May 9, 3:10 PM CDT	Severe Thunderstorm Warning	TOP	Lyon, Morris, Osage, Pottawatomie, Riley, Shawnee and 1 more	50 min
May 9, 3:49 PM CDT	Severe Thunderstorm Warning	TOP	Anderson, Coffey, Franklin, Lyon, Osage, Shawnee and 1 more	30 min
May 9, 4:14 PM CDT	Severe Thunderstorm Warning	TOP	Anderson, Coffey, Franklin, Lyon, Osage, Shawnee and 1 more	46 min
May 9, 4:49 PM CDT	Severe Thunderstorm Warning Destructive damage threat	TOP	Douglas, Franklin, Osage	26 min
May 9, 5:28 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TOP	Anderson, Douglas, Franklin	6 min
May 9, 5:32 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TOP	Anderson, Douglas, Franklin	15 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.