Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 96, NWS Topeka, KS

June 25, 20214 counties in Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Jun 25, 2021, 5:20 PM CDT for 4 counties in Kansas. It was in force for 40 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: Jun 25, 2021, 5:20 PM CDT (22:20 UTC)
Expired: Jun 25, 2021, 6:00 PM CDT
In force: 40 min
Issued by: NWS Topeka, KS
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

Counties Geary County, KS, Pottawatomie County, KS, Riley County, KS, Wabaunsee County, KS

The radar

The Topeka radar (KTWX), 35 km from the middle of the area, began a volume at 22:22 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
Jun 25, 1:43 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 10.3 hours before the alert went out and 85 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: 146 J/kg
Mixed-layer CIN: -476 J/kg
Mixed-layer LCL: 1200 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: -236 m²/s²
0-3 km storm-relative helicity: -188 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

220 
WUUS53 KTOP 252220
SVRTOP
KSC061-149-161-197-252300-
/O.NEW.KTOP.SV.W.0096.210625T2220Z-210625T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
520 PM CDT Fri Jun 25 2021

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Central Geary County in east central Kansas...
  Southeastern Riley County in northeastern Kansas...
  Northwestern Wabaunsee County in east central Kansas...
  Southwestern Pottawatomie County in northeastern Kansas...

* Until 600 PM CDT.

* At 519 PM CDT, a severe thunderstorm was located over Grandview
  Plaza, moving northeast at 30 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Locations impacted include...
  Manhattan, Junction City, Ogden, Grandview Plaza and St. George. 

This includes Interstate 70 between mile markers 301 and 323.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3897 9672 3910 9685 3934 9651 3909 9626
TIME...MOT...LOC 2219Z 235DEG 28KT 3903 9678 

HAIL...1.50IN
WIND...60MPH
 
$$

Flanagan/Gargan

3 follow-up statements

756 
WWUS53 KTOP 252231
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
531 PM CDT Fri Jun 25 2021

KSC061-149-161-197-252300-
/O.CON.KTOP.SV.W.0096.000000T0000Z-210625T2300Z/
Geary-Riley-Wabaunsee-Pottawatomie-
531 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT
FOR CENTRAL GEARY...SOUTHEASTERN RILEY...NORTHWESTERN WABAUNSEE AND
SOUTHWESTERN POTTAWATOMIE COUNTIES...

At 531 PM CDT, a severe thunderstorm was located near Ogden, moving
northeast at 30 mph.

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

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Manhattan, Junction City, Ogden, Grandview Plaza and St. George. 

This includes Interstate 70 between mile markers 301 and 323.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3897 9672 3910 9685 3934 9651 3909 9626
TIME...MOT...LOC 2231Z 235DEG 28KT 3908 9668 

HAIL...1.00IN
WIND...60MPH
 
$$

Flanagan/Gargan

487 
WWUS53 KTOP 252241
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
541 PM CDT Fri Jun 25 2021

KSC061-149-161-197-252300-
/O.CON.KTOP.SV.W.0096.000000T0000Z-210625T2300Z/
Geary-Riley-Wabaunsee-Pottawatomie-
541 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT
FOR EAST CENTRAL GEARY...SOUTHEASTERN RILEY...NORTHWESTERN WABAUNSEE
AND SOUTHWESTERN POTTAWATOMIE COUNTIES...

At 541 PM CDT, a severe thunderstorm was located 4 miles east of
Ogden, moving northeast at 30 mph.

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

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Manhattan, Ogden and St. George. 

This includes Interstate 70 between mile markers 306 and 321.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3901 9665 3911 9674 3934 9651 3909 9626
TIME...MOT...LOC 2241Z 235DEG 26KT 3911 9662 

HAIL...1.00IN
WIND...60MPH
 
$$

Flanagan/Gargan

470 
WWUS53 KTOP 252250
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
550 PM CDT Fri Jun 25 2021

KSC061-149-161-197-252300-
/O.EXP.KTOP.SV.W.0096.000000T0000Z-210625T2300Z/
Geary-Riley-Wabaunsee-Pottawatomie-
550 PM CDT Fri Jun 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL GEARY...
SOUTHEASTERN RILEY...NORTHWESTERN WABAUNSEE AND SOUTHWESTERN
POTTAWATOMIE COUNTIES WILL EXPIRE AT 600 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 900 PM CDT for
east central Kansas.

LAT...LON 3901 9665 3911 9674 3934 9651 3909 9626
TIME...MOT...LOC 2250Z 235DEG 28KT 3914 9656 

$$

Flanagan/Gargan

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 7:00 PM CDT	Severe Thunderstorm Warning	TOP	Brown, Nemaha	45 min
Jun 24, 7:07 PM CDT	Severe Thunderstorm Warning	TOP	Pottawatomie	23 min
Jun 24, 7:17 PM CDT	Severe Thunderstorm Warning	TOP	Marshall, Nemaha	43 min
Jun 24, 7:25 PM CDT	Severe Thunderstorm Warning	TOP	Brown	35 min
Jun 24, 7:27 PM CDT	Special Weather Statement	TOP	Pottawatomie	33 min
Jun 24, 7:30 PM CDT	Special Weather Statement	TOP	Riley	30 min
Jun 24, 7:47 PM CDT	Special Weather Statement	TOP	Pottawatomie, Riley	28 min
Jun 24, 7:49 PM CDT	Severe Thunderstorm Warning	TOP	Nemaha	26 min
Jun 24, 7:55 PM CDT	Flash Flood Warning	TOP	Brown, Nemaha	7 hr
Jun 24, 8:07 PM CDT	Severe Thunderstorm Warning	TOP	Pottawatomie, Riley	23 min
Jun 24, 8:11 PM CDT	Severe Thunderstorm Warning	TOP	Brown, Nemaha	49 min
Jun 24, 8:26 PM CDT	Special Weather Statement	TOP	Pottawatomie	34 min
Jun 24, 8:41 PM CDT	Severe Thunderstorm Warning	TOP	Brown, Jackson, Nemaha	34 min
Jun 24, 8:43 PM CDT	Severe Thunderstorm Warning	TOP	Geary, Pottawatomie, Riley, Wabaunsee	32 min
Jun 24, 9:10 PM CDT	Special Weather Statement	TOP	Jackson	35 min
Jun 24, 9:39 PM CDT	Special Weather Statement	TOP	Jefferson	36 min
Jun 24, 9:56 PM CDT	Severe Thunderstorm Warning	TOP	Jefferson	34 min
Jun 24, 10:41 PM CDT	Special Weather Statement	TOP	Nemaha	34 min
Jun 24, 10:48 PM CDT	Special Weather Statement	TOP	Brown	27 min
Jun 24, 11:31 PM CDT	Special Weather Statement	TOP	Brown	29 min
Jun 24, 11:59 PM CDT	Areal Flood Warning	TOP	Brown	6 hr
Jun 25, 12:14 AM CDT	Severe Thunderstorm Warning	TOP	Brown, Nemaha	31 min
Jun 25, 12:21 AM CDT	Special Weather Statement	TOP	Dickinson	24 min
Jun 25, 12:46 AM CDT	Flash Flood Warning	TOP	Brown	5 hr
Jun 25, 12:56 AM CDT	Special Weather Statement	TOP	Brown	34 min
Jun 25, 1:01 AM CDT	Special Weather Statement	TOP	Ottawa	29 min
Jun 25, 1:30 AM CDT	Special Weather Statement	TOP	Ottawa	30 min
Jun 25, 1:59 AM CDT	Special Weather Statement	TOP	Dickinson	46 min
Jun 25, 2:23 AM CDT	Special Weather Statement	TOP	Geary	22 min
Jun 25, 2:35 AM CDT	Flash Flood Warning Considerable damage threat	TOP	Brown, Nemaha	5 hr
Jun 25, 2:39 AM CDT	Special Weather Statement	TOP	Pottawatomie, Riley, Wabaunsee	51 min
Jun 25, 3:45 AM CDT	Severe Thunderstorm Warning	TOP	Douglas, Jackson, Jefferson, Shawnee	30 min
Jun 25, 4:11 AM CDT	Severe Thunderstorm Warning	TOP	Douglas, Jefferson	34 min
Jun 25, 7:52 AM CDT	Areal Flood Warning	TOP	Brown, Nemaha	12 hr
Jun 25, 2:27 PM CDT	Special Weather Statement	TOP	Morris	33 min
Jun 25, 2:43 PM CDT	Severe Thunderstorm Warning	TOP	Lyon, Morris	32 min
Jun 25, 2:49 PM CDT	Severe Thunderstorm Warning	TOP	Coffey, Lyon, Osage	21 min
Jun 25, 2:57 PM CDT	Severe Thunderstorm Warning	TOP	Lyon, Morris, Wabaunsee	11 min
Jun 25, 3:11 PM CDT	Special Weather Statement	TOP	Osage	34 min
Jun 25, 3:14 PM CDT	Special Weather Statement	TOP	Wabaunsee	31 min
Jun 25, 3:19 PM CDT	Special Weather Statement	TOP	Douglas	26 min
Jun 25, 3:21 PM CDT	Special Weather Statement	TOP	Osage	24 min
Jun 25, 3:25 PM CDT	Special Weather Statement	TOP	Shawnee	35 min
Jun 25, 3:33 PM CDT	Special Weather Statement	TOP	Lyon	27 min
Jun 25, 3:40 PM CDT	Severe Thunderstorm Warning	TOP	Coffey, Franklin, Osage	50 min
Jun 25, 3:41 PM CDT	Severe Thunderstorm Warning	TOP	Jefferson, Shawnee	34 min
Jun 25, 3:49 PM CDT	Flash Flood Warning	TOP	Coffey, Franklin, Osage	7 hr
Jun 25, 3:52 PM CDT	Areal Flood Advisory	TOP	Coffey, Lyon	69 min
Jun 25, 3:54 PM CDT	Severe Thunderstorm Warning	TOP	Anderson, Coffey, Franklin	36 min
Jun 25, 3:57 PM CDT	Severe Thunderstorm Warning	TOP	Douglas, Jackson, Jefferson, Shawnee	48 min
Jun 25, 4:04 PM CDT	Areal Flood Advisory	TOP	Douglas, Jefferson, Shawnee	115 min
Jun 25, 4:04 PM CDT	Severe Thunderstorm Warning	TOP	Jackson, Pottawatomie, Shawnee, Wabaunsee	41 min
Jun 25, 4:09 PM CDT	Special Weather Statement	TOP	Lyon	36 min
Jun 25, 4:12 PM CDT	Severe Thunderstorm Warning	TOP	Anderson, Franklin	48 min
Jun 25, 4:27 PM CDT	Special Weather Statement	TOP	Morris	33 min
Jun 25, 4:34 PM CDT	Flash Flood Warning	TOP	Anderson, Coffey, Franklin	6 hr
Jun 25, 4:36 PM CDT	Severe Thunderstorm Warning	TOP	Dickinson	24 min
Jun 25, 4:39 PM CDT	Areal Flood Advisory	TOP	Jackson, Jefferson, Shawnee	81 min
Jun 25, 4:39 PM CDT	Severe Thunderstorm Warning	TOP	Jackson, Jefferson, Shawnee	36 min
Jun 25, 4:47 PM CDT	Severe Thunderstorm Warning	TOP	Dickinson, Geary, Riley	43 min
Jun 25, 5:00 PM CDT	Flash Flood Warning	TOP	Coffey, Lyon	6 hr
Jun 25, 5:15 PM CDT	Special Weather Statement	TOP	Anderson	30 min
Jun 25, 5:53 PM CDT	Special Weather Statement	TOP	Anderson, Franklin	52 min
Jun 25, 5:58 PM CDT	Severe Thunderstorm Warning	TOP	Anderson, Franklin	32 min
Jun 25, 6:16 PM CDT	Special Weather Statement	TOP	Coffey	29 min
Jun 25, 6:47 PM CDT	Flash Flood Warning	TOP	Anderson, Coffey	4 hr
Jun 25, 6:47 PM CDT	Special Weather Statement	TOP	Anderson	43 min

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.