Alert archive / Kansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 23, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at May 8, 2021, 10:03 PM CDT for 7 counties in Kansas. It was in force for 42 min. 4 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 8, 2021, 10:03 PM CDT (03:03 UTC)
- Expired
- May 8, 2021, 10:45 PM CDT
- In force
- 42 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
Counties Geary County, KS, Jackson County, KS, Morris County, KS, Pottawatomie County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS
The radar
The Topeka radar (KTWX), 2 km from the middle of the area, began a volume at 03:05 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 8, 10:03 PM CDT | TSTM WND DMG | 3 Ese Manhattan, KS | SPOTTER PROVIDED PICTURES OF OUTBUILDING DESTROYED AND DAMAGE ACROSS PROPERTY. TIME ESTIMATED FROM RADAR. |
| May 8, 10:13 PM CDT | TSTM WND GST 60 | 6 Sse Saint George, KS | |
| May 8, 10:16 PM CDT | TSTM WND GST 70 | 2 S Wamego, KS | |
| May 8, 10:25 PM CDT | TSTM WND DMG | 5 Nnw Mcfarland, KS | SHERIFF REPORTED CONSTRUCTION EQUIPMENT BLOWN OVER. |
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 8, 6:30 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 3.1 hours before the alert went out and 53 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
- 377 J/kg
- Mixed-layer CIN
- -170 J/kg
- Mixed-layer LCL
- 1653 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 362 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.0
The text
As transmitted.
391
WUUS53 KTOP 090303
SVRTOP
KSC061-085-127-149-161-177-197-090345-
/O.NEW.KTOP.SV.W.0023.210509T0303Z-210509T0345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
1003 PM CDT Sat May 8 2021
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Southeastern Geary County in east central Kansas...
Southeastern Riley County in northeastern Kansas...
Northeastern Morris County in east central Kansas...
Northwestern Shawnee County in east central Kansas...
Wabaunsee County in east central Kansas...
Southern Pottawatomie County in northeastern Kansas...
Southwestern Jackson County in northeastern Kansas...
* Until 1045 PM CDT.
* At 1003 PM CDT, severe thunderstorms were located along a line
extending from 3 miles south of Tuttle Creek Lake to near Manhattan
to 4 miles south of Dwight, moving east at 50 mph.
HAZARD...60 mph wind gusts and half dollar 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, Wamego, Rossville, Alma, Eskridge, St.
Marys, St. George, Maple Hill, Alta Vista, McFarland, Paxico,
Belvue, Emmett, Louisville, Delia, Willard, Keene and Volland.
This includes Interstate 70 between mile markers 314 and 347.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 100 AM CDT for northeastern
and east central Kansas.
For your protection move to an interior room on the lowest floor of a
building.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.
&&
LAT...LON 3940 9601 3919 9590 3875 9598 3874 9620
3874 9635 3873 9635 3872 9655 3915 9655
3930 9659
TIME...MOT...LOC 0303Z 256DEG 42KT 3929 9664 3917 9653 3879 9657
HAIL...1.25IN
WIND...60MPH
$$
Skow2 follow-up statements
463
WWUS53 KTOP 090318
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
1018 PM CDT Sat May 8 2021
KSC061-085-127-149-161-177-197-090345-
/O.CON.KTOP.SV.W.0023.000000T0000Z-210509T0345Z/
Geary-Riley-Morris-Shawnee-Wabaunsee-Pottawatomie-Jackson-
1018 PM CDT Sat May 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT
FOR SOUTHEASTERN GEARY...SOUTHEASTERN RILEY...NORTHEASTERN MORRIS...
NORTHWESTERN SHAWNEE...WABAUNSEE...SOUTHEASTERN POTTAWATOMIE AND
SOUTHWESTERN JACKSON COUNTIES...
At 1017 PM CDT, severe thunderstorms were located along a line
extending from 4 miles south of Westmoreland to near Wamego to 6
miles south of Alta Vista, moving east at 55 mph.
HAZARD...70 mph wind gusts and quarter size hail. The strongest
winds are on the north side of the line with the hail
threat on the south side of the line.
SOURCE...Radar indicated and reported by trained spotters.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Wamego, Rossville, Alma, Eskridge, St. Marys, St. George, Maple Hill,
Alta Vista, McFarland, Paxico, Belvue, Emmett, Louisville, Delia,
Willard, Keene and Volland.
This includes Interstate 70 between mile markers 315 and 347.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 100 AM CDT for northeastern
and east central Kansas.
For your protection move to an interior room on the lowest floor of a
building.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.
&&
LAT...LON 3940 9601 3919 9590 3875 9598 3874 9620
3874 9635 3873 9635 3872 9655 3904 9655
3914 9646 3933 9643
TIME...MOT...LOC 0317Z 255DEG 46KT 3934 9639 3922 9628 3878 9646
HAIL...1.00IN
WIND...70MPH
$$
Skow206
WWUS53 KTOP 090328
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
1028 PM CDT Sat May 8 2021
KSC061-085-161-090338-
/O.CAN.KTOP.SV.W.0023.000000T0000Z-210509T0345Z/
Geary-Riley-Jackson-
1028 PM CDT Sat May 8 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GEARY...
SOUTHEASTERN RILEY AND SOUTHWESTERN JACKSON COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 100 AM CDT for northeastern
and east central Kansas.
LAT...LON 3875 9598 3874 9635 3873 9635 3873 9653
3887 9652 3887 9650 3898 9650 3904 9638
3923 9626 3921 9591 3918 9590
TIME...MOT...LOC 0328Z 264DEG 44KT 3937 9599 3875 9633
$$
KSC127-149-177-197-090345-
/O.CON.KTOP.SV.W.0023.000000T0000Z-210509T0345Z/
Morris-Shawnee-Wabaunsee-Pottawatomie-
1028 PM CDT Sat May 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT
FOR NORTHEASTERN MORRIS...NORTHWESTERN SHAWNEE...WABAUNSEE AND
SOUTHEASTERN POTTAWATOMIE COUNTIES...
At 1028 PM CDT, severe thunderstorms were located along a line
extending from 5 miles northeast of Emmett to 8 miles northwest of
Bushong, moving east at 50 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Rossville, Alma, Eskridge, St. Marys, Maple Hill, Alta Vista,
McFarland, Paxico, Belvue, Willard, Keene and Volland.
This includes Interstate 70 between mile markers 324 and 347.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 100 AM CDT for northeastern
and east central Kansas.
For your protection move to an interior room on the lowest floor of a
building.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.
&&
LAT...LON 3875 9598 3874 9635 3873 9635 3873 9653
3887 9652 3887 9650 3898 9650 3904 9638
3923 9626 3921 9591 3918 9590
TIME...MOT...LOC 0328Z 264DEG 44KT 3937 9599 3875 9633
HAIL...1.00IN
WIND...70MPH
$$
SkowThe office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 7:15 PM CDT | Special Weather Statement | TOP | Republic | 15 min |
| May 8, 7:27 PM CDT | Severe Thunderstorm Warning | TOP | Republic | 33 min |
| May 8, 7:52 PM CDT | Special Weather Statement | TOP | Marshall | 23 min |
| May 8, 7:56 PM CDT | Severe Thunderstorm Warning | TOP | Republic, Washington | 49 min |
| May 8, 8:03 PM CDT | Severe Thunderstorm Warning | TOP | Marshall | 42 min |
| May 8, 8:38 PM CDT | Severe Thunderstorm Warning | TOP | Marshall, Washington | 52 min |
| May 8, 8:48 PM CDT | Severe Thunderstorm Warning | TOP | Dickinson | 57 min |
| May 8, 9:24 PM CDT | Severe Thunderstorm Warning | TOP | Geary, Morris, Riley | 51 min |
| May 8, 9:27 PM CDT | Special Weather Statement | TOP | Marshall | 33 min |
| May 8, 9:51 PM CDT | Severe Thunderstorm Warning | TOP | Geary, Pottawatomie, Riley | 24 min |
| May 8, 10:11 PM CDT | Tornado Warning | TOP | Pottawatomie, Riley, Wabaunsee | 21 min |
| May 8, 10:43 PM CDT | Severe Thunderstorm Warning | TOP | Lyon, Osage, Shawnee, Wabaunsee | 47 min |
| May 8, 11:00 PM CDT | Severe Thunderstorm Warning | TOP | Jackson, Jefferson, Shawnee | 45 min |
| May 8, 11:00 PM CDT | Severe Thunderstorm Warning | TOP | Dickinson | 45 min |
| May 8, 11:26 PM CDT | Special Weather Statement | TOP | Douglas | 49 min |
| May 8, 11:42 PM CDT | Areal Flood Advisory | TOP | Shawnee, Wabaunsee | 3 hr |
| May 9, 12:00 AM CDT | Areal Flood Advisory | TOP | Dickinson, Geary | 3 hr |
| May 9, 12:00 AM CDT | Special Weather Statement | TOP | Dickinson | 45 min |
| May 9, 12:15 AM CDT | Flash Flood Warning | TOP | Shawnee, Wabaunsee | 4 hr |
| May 9, 12:31 AM CDT | Areal Flood Advisory | TOP | Douglas | 3 hr |
| May 9, 12:58 AM CDT | Special Weather Statement | TOP | Morris | 47 min |
| May 9, 2:28 AM CDT | Special Weather Statement | TOP | Coffey | 32 min |
| May 9, 3:56 AM CDT | Special Weather Statement | TOP | Douglas, Jackson, Jefferson, Shawnee | 49 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.