Alert archive / Kansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 1, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Mar 10, 2021, 6:59 PM CST for 4 counties in Kansas. It was in force for 46 min. 1 report 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
- Mar 10, 2021, 6:59 PM CST (00:59 UTC)
- Expired
- Mar 10, 2021, 7:45 PM CST
- In force
- 46 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Coffey County, KS, Franklin County, KS, Lyon County, KS, Osage County, KS
The radar
The Topeka radar (KTWX), 85 km from the middle of the area, began a volume at 00:58 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 |
|---|---|---|---|
| Mar 10, 7:55 PM CST | NON-TSTM WND GST 44 | 3 N New Strawn, KS | AWOS STATION KUKL BURLINGTON. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 1.0 hours before the alert went out and 76 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
- 37 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 2945 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
592
WUUS53 KTOP 110059
SVRTOP
KSC031-059-111-139-110145-
/O.NEW.KTOP.SV.W.0001.210311T0059Z-210311T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
659 PM CST Wed Mar 10 2021
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Western Franklin County in east central Kansas...
Southern Osage County in east central Kansas...
Northern Coffey County in east central Kansas...
Southeastern Lyon County in east central Kansas...
* Until 745 PM CST.
* At 658 PM CST, a severe thunderstorm was located 4 miles north of
Madison, moving northeast at 55 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...
Lyndon, Lebo, Pomona, Waverly, Olpe, Williamsburg, New Strawn,
Quenemo, Melvern, Hartford, Neosho Rapids, Olivet, Beto Junction,
Pomona Lake, John Redmond Reservoir and Melvern Lake.
This includes Interstate 35 between mile markers 140 and 179.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3817 9596 3817 9625 3825 9630 3873 9546
3847 9527 3839 9545 3839 9550 3837 9551
3816 9596
TIME...MOT...LOC 0058Z 237DEG 55KT 3819 9615
HAIL...1.00IN
WIND...60MPH
$$
Teefey3 follow-up statements
780
WWUS53 KTOP 110113
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
713 PM CST Wed Mar 10 2021
KSC031-059-111-139-110145-
/O.CON.KTOP.SV.W.0001.000000T0000Z-210311T0145Z/
Franklin-Osage-Coffey-Lyon-
713 PM CST Wed Mar 10 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CST
FOR WESTERN FRANKLIN...SOUTHEASTERN OSAGE...NORTHERN COFFEY AND EAST
CENTRAL LYON COUNTIES...
At 713 PM CST, a severe thunderstorm was located near Hartford,
moving northeast at 55 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Lebo, Pomona, Waverly, Williamsburg, New Strawn, Quenemo, Melvern,
Hartford, Olivet, Beto Junction and Melvern Lake.
This includes Interstate 35 between mile markers 146 and 179.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3819 9593 3825 9598 3831 9602 3840 9594
3873 9546 3847 9527 3839 9545 3839 9550
3837 9551
TIME...MOT...LOC 0113Z 237DEG 55KT 3832 9590
HAIL...1.00IN
WIND...60MPH
$$
Teefey983
WWUS53 KTOP 110127
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
727 PM CST Wed Mar 10 2021
KSC111-110137-
/O.CAN.KTOP.SV.W.0001.000000T0000Z-210311T0145Z/
Lyon-
727 PM CST Wed Mar 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL LYON COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3830 9568 3839 9576 3844 9579 3869 9543
3847 9527 3839 9545 3839 9550 3837 9551
TIME...MOT...LOC 0127Z 243DEG 50KT 3840 9568
$$
KSC031-059-139-110145-
/O.CON.KTOP.SV.W.0001.000000T0000Z-210311T0145Z/
Franklin-Osage-Coffey-
727 PM CST Wed Mar 10 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CST
FOR WESTERN FRANKLIN...SOUTHEASTERN OSAGE AND NORTHEASTERN COFFEY
COUNTIES...
At 727 PM CST, a severe thunderstorm was located near Beto Junction,
moving northeast at 55 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Pomona, Waverly, Williamsburg, Quenemo, Melvern and Beto Junction.
This includes Interstate 35 between mile markers 153 and 179.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3830 9568 3839 9576 3844 9579 3869 9543
3847 9527 3839 9545 3839 9550 3837 9551
TIME...MOT...LOC 0127Z 243DEG 50KT 3840 9568
HAIL...1.00IN
WIND...60MPH
$$
Teefey810
WWUS53 KTOP 110139
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
739 PM CST Wed Mar 10 2021
KSC031-059-139-110148-
/O.EXP.KTOP.SV.W.0001.000000T0000Z-210311T0145Z/
Franklin-Osage-Coffey-
739 PM CST Wed Mar 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR WESTERN FRANKLIN...
SOUTHEASTERN OSAGE AND NORTHEASTERN COFFEY COUNTIES WILL EXPIRE AT
745 PM CST...
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 small hail
and gusty winds are still possible with this thunderstorm.
LAT...LON 3830 9568 3839 9576 3844 9579 3869 9543
3847 9527 3839 9545 3839 9550 3837 9551
TIME...MOT...LOC 0138Z 237DEG 55KT 3849 9551
$$
TeefeyThe office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 10, 6:19 PM CST | Special Weather Statement | TOP | Franklin | 26 min |
| Mar 10, 6:33 PM CST | Special Weather Statement | TOP | Osage | 27 min |
| Mar 10, 6:51 PM CST | Special Weather Statement | TOP | Lyon | 24 min |
| Mar 10, 7:24 PM CST | Special Weather Statement | TOP | Douglas | 36 min |
| Mar 10, 7:32 PM CST | Severe Thunderstorm Warning | TOP | Coffey, Lyon | 28 min |
| Mar 10, 7:43 PM CST | Special Weather Statement | TOP | Franklin | 32 min |
| Mar 10, 7:59 PM CST | Severe Thunderstorm Warning | TOP | Anderson, Coffey | 46 min |
| Mar 10, 8:46 PM CST | Special Weather Statement | TOP | Anderson | 29 min |
| Mar 11, 3:58 AM CST | Flood Watch | TOP | Anderson, Coffey, Franklin, Lyon, Osage | 3 days |
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.