Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 42, NWS Topeka, KS

May 27, 2021Douglas County, Osage County, Shawnee County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at May 27, 2021, 5:31 AM CDT for Douglas County, Osage County, Shawnee County, Kansas. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 27, 2021, 5:31 AM CDT (10:31 UTC)
Expired: May 27, 2021, 6:00 AM CDT
In force: 29 min
Issued by: NWS Topeka, KS
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Douglas County, KS, Osage County, KS, Shawnee County, KS

The radar

The Topeka radar (KTWX), 60 km from the middle of the area, began a volume at 10:34 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 watch it was issued in

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

Issued	Product	Office	Lasted
May 27, 1:05 AM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 10.5 hours before the alert went out and 27 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: 328 J/kg
Mixed-layer CIN: -63 J/kg
Mixed-layer LCL: 2025 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 76 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

084 
WUUS53 KTOP 271031
SVRTOP
KSC045-139-177-271100-
/O.NEW.KTOP.SV.W.0042.210527T1031Z-210527T1100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
531 AM CDT Thu May 27 2021

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Southeastern Shawnee County in east central Kansas...
  Southwestern Douglas County in east central Kansas...
  Northern Osage County in east central Kansas...

* Until 600 AM CDT.

* At 530 AM CDT, severe thunderstorms were located along a line
  extending from near Pauline to Burlingame, moving east at 40 mph.

  HAZARD...60 mph wind gusts and nickel size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Severe thunderstorms will be near...
  Southern Topeka and Berryton around 535 AM CDT.
  Richland around 540 AM CDT.
  Clinton, Clinton Lake and Pomona Lake around 550 AM CDT.

Other locations in the path of these severe thunderstorms include
Overbrook.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3874 9548 3874 9550 3871 9550 3862 9555
      3865 9595 3868 9595 3900 9576 3898 9534
TIME...MOT...LOC 1030Z 268DEG 35KT 3897 9565 3874 9582 

HAIL...0.88IN
WIND...60MPH
 
$$
Reese

1 follow-up statement

957 
WWUS53 KTOP 271046
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
546 AM CDT Thu May 27 2021

KSC045-139-177-271100-
/O.CON.KTOP.SV.W.0042.000000T0000Z-210527T1100Z/
Shawnee-Douglas-Osage-
546 AM CDT Thu May 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 AM CDT
FOR SOUTHEASTERN SHAWNEE...SOUTHWESTERN DOUGLAS AND NORTHERN OSAGE
COUNTIES...

At 545 AM CDT, severe thunderstorms were located along a line
extending from 5 miles northwest of Clinton Lake to 4 miles north of
Lyndon, moving east at 40 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
  Overbrook, Clinton and Clinton Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3874 9548 3874 9550 3871 9550 3862 9555
      3864 9587 3899 9565 3898 9534
TIME...MOT...LOC 1045Z 269DEG 34KT 3897 9549 3868 9569 

HAIL...0.88IN
WIND...60MPH
 
$$
Reese

The office that day

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

Issued	Product	Office	Counties	Lasted
May 26, 7:21 PM CDT	Special Weather Statement	TOP	Dickinson	39 min
May 26, 7:39 PM CDT	Special Weather Statement	TOP	Clay, Ottawa, Riley	66 min
May 27, 12:15 AM CDT	Severe Thunderstorm Warning	TOP	Cloud, Republic	30 min
May 27, 12:18 AM CDT	Tornado Warning	TOP	Dickinson, Morris	13 min
May 27, 12:37 AM CDT	Special Weather Statement	TOP	Morris	53 min
May 27, 12:42 AM CDT	Severe Thunderstorm Warning	TOP	Cloud, Republic	33 min
May 27, 12:44 AM CDT	Severe Thunderstorm Warning	TOP	Morris	46 min
May 27, 12:52 AM CDT	Areal Flood Advisory	TOP	Dickinson, Morris	4 hr
May 27, 12:58 AM CDT	Severe Thunderstorm Warning	TOP	Geary, Wabaunsee	47 min
May 27, 1:12 AM CDT	Severe Thunderstorm Warning	TOP	Cloud, Republic	33 min
May 27, 1:23 AM CDT	Special Weather Statement	TOP	Shawnee, Wabaunsee	67 min
May 27, 1:25 AM CDT	Special Weather Statement	TOP	Lyon	35 min
May 27, 1:37 AM CDT	Severe Thunderstorm Warning	TOP	Republic, Washington	23 min
May 27, 1:41 AM CDT	Severe Thunderstorm Warning	TOP	Clay, Cloud, Republic, Washington	49 min
May 27, 1:42 AM CDT	Special Weather Statement	TOP	Coffey	48 min
May 27, 1:45 AM CDT	Special Weather Statement	TOP	Osage	45 min
May 27, 2:01 AM CDT	Special Weather Statement	TOP	Jackson	59 min
May 27, 2:03 AM CDT	Special Weather Statement	TOP	Douglas, Jefferson	57 min
May 27, 2:08 AM CDT	Special Weather Statement	TOP	Cloud	37 min
May 27, 2:19 AM CDT	Severe Thunderstorm Warning	TOP	Clay, Marshall, Pottawatomie, Riley, Washington	41 min
May 27, 2:54 AM CDT	Severe Thunderstorm Warning	TOP	Marshall, Pottawatomie, Riley	51 min
May 27, 3:06 AM CDT	Special Weather Statement	TOP	Douglas	54 min
May 27, 3:46 AM CDT	Areal Flood Advisory	TOP	Marshall, Riley, Washington	4 hr
May 27, 4:22 AM CDT	Special Weather Statement	TOP	Morris, Wabaunsee	23 min
May 27, 4:29 AM CDT	Areal Flood Warning	TOP	Dickinson, Morris	6 hr
May 27, 4:43 AM CDT	Special Weather Statement	TOP	Wabaunsee	32 min
May 27, 5:01 AM CDT	Areal Flood Advisory	TOP	Geary, Morris	18 min
May 27, 5:11 AM CDT	Special Weather Statement	TOP	Shawnee	34 min
May 27, 5:18 AM CDT	Flash Flood Warning	TOP	Geary, Morris	4 hr
May 27, 5:41 AM CDT	Special Weather Statement	TOP	Lyon	34 min
May 27, 5:53 AM CDT	Severe Thunderstorm Warning	TOP	Douglas, Franklin, Osage	52 min
May 27, 6:14 AM CDT	Flash Flood Warning	TOP	Lyon, Morris, Wabaunsee	3 hr
May 27, 6:23 AM CDT	Special Weather Statement	TOP	Anderson	37 min
May 27, 6:48 AM CDT	Special Weather Statement	TOP	Franklin	27 min
May 27, 8:43 AM CDT	Areal Flood Warning	TOP	Lyon, Morris, Wabaunsee	8 hr
May 27, 8:59 AM CDT	Areal Flood Warning	TOP	Geary, Morris	14 hr
May 27, 10:04 AM CDT	Flash Flood Watch	TOP	Anderson, Coffey, Douglas, Franklin, Lyon, Osage	9 hr
May 27, 10:46 AM CDT	River Flood Warning	TOP	Wabaunsee	8 hr
May 27, 10:46 AM CDT	River Flood Warning	TOP	Shawnee	7 hr
May 27, 10:59 AM CDT	Areal Flood Warning	TOP	Morris	20 hr
May 27, 2:31 PM CDT	River Flood Warning	TOP	Lyon	26 hr
May 27, 2:31 PM CDT	River Flood Warning	TOP	Lyon	32 hr
May 27, 2:54 PM CDT	River Flood Warning	TOP	Lyon, Osage	16 hr

Nearby

Severe Thunderstorm Warnings in Kansas, 2021 Every severe thunderstorm warning in 2021

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.