Alert archive / Kansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 170, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Oct 10, 2021, 7:56 PM CDT for Anderson County, Franklin County, Kansas. It was in force for 34 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
- Oct 10, 2021, 7:56 PM CDT (00:56 UTC)
- Expired
- Oct 10, 2021, 8:30 PM CDT
- In force
- 34 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Anderson County, KS, Franklin County, KS
The radar
The Pleasant Hill radar (KEAX), 94 km from the middle of the area, began a volume at 00:59 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 nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 0.9 hours before the alert went out and 67 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1808 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- -61 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
819
WUUS53 KTOP 110056
SVRTOP
KSC003-059-110130-
/O.NEW.KTOP.SV.W.0170.211011T0056Z-211011T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
756 PM CDT Sun Oct 10 2021
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Franklin County in east central Kansas...
Northwestern Anderson County in east central Kansas...
* Until 830 PM CDT.
* At 755 PM CDT, a severe thunderstorm was located near Williamsburg,
moving northeast at 45 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...
Ottawa, Richmond, Williamsburg, Princeton, Lane and Rantoul.
This includes Interstate 35 between mile markers 168 and 195.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3839 9507 3832 9545 3844 9551 3853 9551
3872 9513 3857 9506
TIME...MOT...LOC 0055Z 234DEG 41KT 3844 9542
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Gargan2 follow-up statements
154
WWUS53 KTOP 110103
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
803 PM CDT Sun Oct 10 2021
KSC003-110112-
/O.CAN.KTOP.SV.W.0170.000000T0000Z-211011T0130Z/
Anderson-
803 PM CDT Sun Oct 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN ANDERSON COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3839 9507 3839 9535 3855 9548 3872 9513
3858 9506
TIME...MOT...LOC 0102Z 234DEG 41KT 3849 9533
$$
KSC059-110130-
/O.CON.KTOP.SV.W.0170.000000T0000Z-211011T0130Z/
Franklin-
803 PM CDT Sun Oct 10 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT
FOR CENTRAL FRANKLIN COUNTY...
At 802 PM CDT, a severe thunderstorm was located near Princeton,
moving northeast at 45 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
Locations impacted include...
Ottawa, Richmond, Princeton, Lane and Rantoul.
This includes Interstate 35 between mile markers 173 and 195.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3839 9507 3839 9535 3855 9548 3872 9513
3858 9506
TIME...MOT...LOC 0102Z 234DEG 41KT 3849 9533
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
$$
Gargan606
WWUS53 KTOP 110121
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
821 PM CDT Sun Oct 10 2021
KSC059-110130-
/O.EXP.KTOP.SV.W.0170.000000T0000Z-211011T0130Z/
Franklin-
821 PM CDT Sun Oct 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL FRANKLIN COUNTY WILL
EXPIRE AT 830 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However small
hail, gusty winds and heavy rain are still possible with this
thunderstorm.
LAT...LON 3839 9507 3839 9535 3855 9548 3872 9513
3858 9506
TIME...MOT...LOC 0120Z 234DEG 41KT 3861 9512
$$
GarganThe office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 10, 7:15 PM CDT | Special Weather Statement | TOP | Coffey | 30 min |
| Oct 10, 7:33 PM CDT | Severe Thunderstorm Warning | TOP | Anderson, Coffey, Franklin | 27 min |
| Oct 11, 4:44 AM CDT | Areal Flood Advisory | TOP | Coffey, Douglas, Franklin, Lyon, Osage, Shawnee | 2 hr |
| Oct 11, 6:54 AM CDT | Areal Flood Warning | TOP | Coffey, Douglas, Franklin, Lyon, Osage, Shawnee | 3 hr |
| Oct 11, 7:57 AM CDT | River Flood Warning | TOP | Osage | 6 hr |
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.