Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 43, NWS Topeka, KS

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

NWS Topeka, KS issued this severe thunderstorm warning at May 27, 2021, 5:53 AM CDT for Douglas County, Franklin County, Osage County, Kansas. It was in force for 52 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, 5:53 AM CDT (10:53 UTC)
Expired: May 27, 2021, 6:45 AM CDT
In force: 52 min
Issued by: NWS Topeka, KS
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Douglas County, KS, Franklin County, KS, Osage County, KS

The radar

The Topeka radar (KTWX), 84 km from the middle of the area, began a volume at 10:54 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, 10.9 hours before the alert went out and 39 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.

339 
WUUS53 KTOP 271053
SVRTOP
KSC045-059-139-271145-
/O.NEW.KTOP.SV.W.0043.210527T1053Z-210527T1145Z/

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

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Northern Franklin County in east central Kansas...
  Southern Douglas County in east central Kansas...
  Northeastern Osage County in east central Kansas...

* Until 645 AM CDT.

* At 553 AM CDT, severe thunderstorms were located along a line
  extending from near Clinton Lake to near Pomona Lake, moving east
  at 40 mph.

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

  SOURCE...Radar indicated.

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

* Severe thunderstorms will be near...
  Clinton, Lone Star and Clinton Lake around 600 AM CDT.
  Pomona and Pleasant Grove around 610 AM CDT.

Other locations in the path of these severe thunderstorms include
Centropolis, Vinland, Ottawa, Rantoul and Wellsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3869 9507 3853 9506 3858 9570 3887 9553
      3887 9550 3892 9550 3894 9549 3888 9506
      3870 9506
TIME...MOT...LOC 1053Z 269DEG 33KT 3893 9545 3864 9562 

HAIL...0.75IN
WIND...60MPH
 
$$
Reese

3 follow-up statements

871 
WWUS53 KTOP 271118
SVSTOP

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

KSC045-059-139-271145-
/O.CON.KTOP.SV.W.0043.000000T0000Z-210527T1145Z/
Franklin-Douglas-Osage-
618 AM CDT Thu May 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM CDT
FOR NORTHERN FRANKLIN...SOUTHERN DOUGLAS AND EAST CENTRAL OSAGE
COUNTIES...

At 618 AM CDT, severe thunderstorms were located along a line
extending from 4 miles west of Eudora to 4 miles northwest of Ottawa,
moving east at 40 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
  Vinland, Wellsville and Rantoul.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3869 9507 3853 9506 3858 9570 3874 9561
      3891 9531 3888 9506 3870 9506
TIME...MOT...LOC 1118Z 269DEG 33KT 3893 9518 3864 9535 

HAIL...<.75IN
WIND...60MPH
 
$$
Reese

502 
WWUS53 KTOP 271133
SVSTOP

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

KSC139-271142-
/O.CAN.KTOP.SV.W.0043.000000T0000Z-210527T1145Z/
Osage-
633 AM CDT Thu May 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL OSAGE COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 700 AM CDT for
east central Kansas.

LAT...LON 3869 9507 3853 9506 3856 9550 3873 9547
      3889 9523 3888 9506 3870 9506
TIME...MOT...LOC 1132Z 290DEG 32KT 3889 9504 3854 9523 

$$

KSC045-059-271145-
/O.CON.KTOP.SV.W.0043.000000T0000Z-210527T1145Z/
Franklin-Douglas-
633 AM CDT Thu May 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM CDT
FOR NORTHERN FRANKLIN AND SOUTHEASTERN DOUGLAS COUNTIES...

At 632 AM CDT, severe thunderstorms were located along a line
extending from 4 miles southeast of Eudora to 4 miles northeast of
Princeton, moving east at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Ottawa, Baldwin City, Wellsville, Centropolis, Pomona, Rantoul,
Pleasant Grove and Vinland.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3869 9507 3853 9506 3856 9550 3873 9547
      3889 9523 3888 9506 3870 9506
TIME...MOT...LOC 1132Z 290DEG 32KT 3889 9504 3854 9523 

HAIL...<.75IN
WIND...60MPH
 
$$
Reese

697 
WWUS53 KTOP 271143
SVSTOP

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

KSC045-059-271150-
/O.EXP.KTOP.SV.W.0043.000000T0000Z-210527T1145Z/
Franklin-Douglas-
643 AM CDT Thu May 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN FRANKLIN AND
SOUTHEASTERN DOUGLAS COUNTIES WILL EXPIRE AT 645 AM CDT...
    
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will 
be allowed to expire.  However gusty winds are still possible with 
these thunderstorms.

A Severe Thunderstorm Watch remains in effect until 700 AM CDT for
east central Kansas.

LAT...LON 3869 9507 3853 9506 3856 9550 3873 9547
      3889 9523 3888 9506 3870 9506
TIME...MOT...LOC 1140Z 269DEG 33KT 3889 9496 3854 9515 

$$
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, 5:31 AM CDT	Severe Thunderstorm Warning	TOP	Douglas, Osage, Shawnee	29 min
May 27, 5:41 AM CDT	Special Weather Statement	TOP	Lyon	34 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.