Alert archive / Kansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 70, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Jun 24, 2021, 6:46 PM CDT for Pottawatomie County, Riley 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
- Jun 24, 2021, 6:46 PM CDT (23:46 UTC)
- Expired
- Jun 24, 2021, 7:15 PM CDT
- In force
- 29 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Pottawatomie County, KS, Riley County, KS
The radar
The Topeka radar (KTWX), 44 km from the middle of the area, began a volume at 23:48 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 24, 3:44 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 11.8 hours before the alert went out and 91 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.
- Mixed-layer CAPE
- 2072 J/kg
- Mixed-layer CIN
- -283 J/kg
- Mixed-layer LCL
- 688 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 342 m²/s²
- 0-3 km storm-relative helicity
- 386 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
272
WUUS53 KTOP 242346
SVRTOP
KSC149-161-250015-
/O.NEW.KTOP.SV.W.0070.210624T2346Z-210625T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
646 PM CDT Thu Jun 24 2021
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Southern Riley County in northeastern Kansas...
Southwestern Pottawatomie County in northeastern Kansas...
* Until 715 PM CDT.
* At 645 PM CDT, a severe thunderstorm was located 4 miles southwest
of Keats, moving northeast at 35 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, St. George and Keats.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Kansas.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3912 9679 3921 9684 3937 9654 3915 9639
TIME...MOT...LOC 2345Z 239DEG 35KT 3917 9675
HAIL...1.00IN
WIND...60MPH
$$
Gargan4 follow-up statements
088
WWUS53 KTOP 242351
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
651 PM CDT Thu Jun 24 2021
KSC149-161-250015-
/O.CON.KTOP.SV.W.0070.000000T0000Z-210625T0015Z/
Riley-Pottawatomie-
651 PM CDT Thu Jun 24 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR SOUTHEASTERN RILEY AND SOUTHWESTERN POTTAWATOMIE COUNTIES...
At 651 PM CDT, a severe thunderstorm was located near Keats, moving
northeast at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Manhattan, St. George and Keats.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Kansas.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3915 9672 3924 9678 3937 9654 3917 9640
TIME...MOT...LOC 2351Z 239DEG 35KT 3920 9668
HAIL...1.00IN
WIND...60MPH
$$
Gargan371
WWUS53 KTOP 242357
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
657 PM CDT Thu Jun 24 2021
KSC149-161-250015-
/O.CON.KTOP.SV.W.0070.000000T0000Z-210625T0015Z/
Riley-Pottawatomie-
657 PM CDT Thu Jun 24 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR SOUTHEASTERN RILEY AND SOUTHWESTERN POTTAWATOMIE COUNTIES...
At 656 PM CDT, a severe thunderstorm was located 4 miles northwest of
Manhattan, moving northeast at 40 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 and St. George.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Kansas.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3916 9664 3927 9672 3937 9654 3919 9641
TIME...MOT...LOC 2356Z 239DEG 35KT 3923 9662
HAIL...1.00IN
WIND...60MPH
$$
Gargan582
WWUS53 KTOP 250001
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
701 PM CDT Thu Jun 24 2021
KSC149-161-250015-
/O.CON.KTOP.SV.W.0070.000000T0000Z-210625T0015Z/
Riley-Pottawatomie-
701 PM CDT Thu Jun 24 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR CENTRAL RILEY AND SOUTHWESTERN POTTAWATOMIE COUNTIES...
At 701 PM CDT, a severe thunderstorm was located 4 miles north of
Manhattan, moving northeast at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Northeastern Manhattan.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Kansas.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3918 9661 3929 9669 3937 9654 3921 9643
TIME...MOT...LOC 0001Z 239DEG 35KT 3925 9657
HAIL...1.00IN
WIND...60MPH
$$
Gargan580
WWUS53 KTOP 250013
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
713 PM CDT Thu Jun 24 2021
KSC149-161-250021-
/O.EXP.KTOP.SV.W.0070.000000T0000Z-210625T0015Z/
Riley-Pottawatomie-
713 PM CDT Thu Jun 24 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL RILEY AND SOUTHWESTERN
POTTAWATOMIE COUNTIES WILL EXPIRE AT 715 PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire. However small
hail, gusty winds and heavy rain are still possible with this
thunderstorm.
A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Kansas.
Remember, a Severe Thunderstorm Warning still remains in effect for
central Wabaunsee County until 730 PM CDT.
LAT...LON 3918 9661 3929 9669 3937 9654 3921 9643
TIME...MOT...LOC 0011Z 239DEG 35KT 3929 9648
$$
GarganThe office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 4:43 AM CDT | Special Weather Statement | TOP | Brown | 32 min |
| Jun 24, 5:48 AM CDT | Severe Thunderstorm Warning | TOP | Jackson, Jefferson, Shawnee | 27 min |
| Jun 24, 6:42 AM CDT | Severe Thunderstorm Warning | TOP | Douglas, Franklin | 18 min |
| Jun 24, 1:46 PM CDT | Flash Flood Watch | TOP | Anderson, Brown, Coffey, Douglas, Franklin, Jackson and 9 more | 58 hr |
| Jun 24, 5:34 PM CDT | Severe Thunderstorm Warning | TOP | Marshall | 26 min |
| Jun 24, 5:45 PM CDT | Tornado Warning | TOP | Marshall | 30 min |
| Jun 24, 6:01 PM CDT | Severe Thunderstorm Warning | TOP | Marshall, Nemaha | 44 min |
| Jun 24, 6:07 PM CDT | Tornado Warning | TOP | Marshall | 23 min |
| Jun 24, 6:16 PM CDT | Tornado Warning | TOP | Marshall, Nemaha | 29 min |
| Jun 24, 6:26 PM CDT | Tornado Warning | TOP | Marshall, Nemaha | 34 min |
| Jun 24, 6:36 PM CDT | Severe Thunderstorm Warning | TOP | Brown, Nemaha | 24 min |
| Jun 24, 6:58 PM CDT | Areal Flood Advisory | TOP | Brown, Nemaha | 61 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 2021Every 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.