Alert archive / Kansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 12, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Mar 26, 2021, 8:06 PM CDT for 5 counties in Kansas. It was in force for 39 min. 3 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
- Mar 26, 2021, 8:06 PM CDT (01:06 UTC)
- Expired
- Mar 26, 2021, 8:45 PM CDT
- In force
- 39 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Clay County, KS, Marshall County, KS, Pottawatomie County, KS, Riley County, KS, Washington County, KS
The radar
The Topeka radar (KTWX), 99 km from the middle of the area, began a volume at 01:09 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 26, 8:07 PM CDT | HAIL 1 | Palmer, KS | REPORT FROM MPING: QUARTER (1.00 IN.). |
| Mar 26, 8:18 PM CDT | HAIL 0.75 | Greenleaf, KS | REPORT FROM MPING: DIME (0.75 IN.). |
| Mar 26, 8:18 PM CDT | HAIL 1 | 2 Sw Greenleaf, KS |
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, 1.1 hours before the alert went out and 133 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
- 2 J/kg
- Mixed-layer CIN
- -152 J/kg
- Mixed-layer LCL
- 1424 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 249 m²/s²
- 0-3 km storm-relative helicity
- 397 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
308
WUUS53 KTOP 270106
SVRTOP
KSC027-117-149-161-201-270145-
/O.NEW.KTOP.SV.W.0012.210327T0106Z-210327T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
806 PM CDT Fri Mar 26 2021
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Northwestern Riley County in northeastern Kansas...
Northwestern Pottawatomie County in northeastern Kansas...
Washington County in north central Kansas...
Northeastern Clay County in north central Kansas...
Western Marshall County in northeastern Kansas...
* Until 845 PM CDT.
* At 806 PM CDT, severe thunderstorms were located along a line
extending from 4 miles south of Morrowville to near Linn to 5 miles
east of Morganville, moving east 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...
Clay Center, Marysville, Washington, Blue Rapids, Hanover,
Waterville, Linn, Greenleaf, Olsburg, Randolph, Barnes,
Morrowville, Green, Palmer and Bremen.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4000 9668 3979 9644 3944 9654 3938 9720
3965 9716 3981 9729 4000 9671
TIME...MOT...LOC 0106Z 255DEG 27KT 3979 9717 3967 9704 3947 9710
HAIL...1.00IN
WIND...60MPH
$$
Skow3 follow-up statements
584
WWUS53 KTOP 270112
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
812 PM CDT Fri Mar 26 2021
KSC027-117-149-161-201-270145-
/O.CON.KTOP.SV.W.0012.000000T0000Z-210327T0145Z/
Riley-Pottawatomie-Washington-Clay-Marshall-
812 PM CDT Fri Mar 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR NORTHWESTERN RILEY...NORTHWESTERN POTTAWATOMIE...WASHINGTON...
NORTHEASTERN CLAY AND WESTERN MARSHALL COUNTIES...
At 812 PM CDT, severe thunderstorms were located along a line
extending from 3 miles southeast of Morrowville to 3 miles south of
Greenleaf to 4 miles northwest of Green, moving east at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Public. At 807 pm, quarter-sized hail was reported with
this storm in Palmer.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Clay Center, Marysville, Washington, Blue Rapids, Hanover,
Waterville, Linn, Greenleaf, Olsburg, Randolph, Barnes, Green and
Bremen.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4000 9668 3979 9644 3944 9654 3939 9713
3965 9712 3981 9726 4000 9671
TIME...MOT...LOC 0112Z 255DEG 27KT 3980 9713 3968 9700 3948 9706
HAIL...1.00IN
WIND...60MPH
$$
Skow136
WWUS53 KTOP 270130
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
830 PM CDT Fri Mar 26 2021
KSC027-270138-
/O.CAN.KTOP.SV.W.0012.000000T0000Z-210327T0145Z/
Clay-
830 PM CDT Fri Mar 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CLAY COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 4000 9668 3979 9644 3944 9654 3941 9695
3969 9696 3987 9710 4000 9671
TIME...MOT...LOC 0128Z 255DEG 27KT 3983 9699 3971 9686 3951 9693
$$
KSC117-149-161-201-270145-
/O.CON.KTOP.SV.W.0012.000000T0000Z-210327T0145Z/
Riley-Pottawatomie-Washington-Marshall-
830 PM CDT Fri Mar 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR NORTHWESTERN RILEY...NORTHWESTERN POTTAWATOMIE...EASTERN
WASHINGTON AND WESTERN MARSHALL COUNTIES...
At 828 PM CDT, severe thunderstorms were located along a line
extending from 3 miles east of Washington to Barnes to 6 miles
northeast of Green, moving east at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Public. At 8:18pm, quarter-sized hail was reported
southwest of Greenleaf.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Marysville, Washington, Blue Rapids, Hanover, Waterville, Greenleaf,
Olsburg, Randolph, Barnes and Bremen.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4000 9668 3979 9644 3944 9654 3941 9695
3969 9696 3987 9710 4000 9671
TIME...MOT...LOC 0128Z 255DEG 27KT 3983 9699 3971 9686 3951 9693
HAIL...1.00IN
WIND...60MPH
$$
Skow102
WWUS53 KTOP 270143
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
843 PM CDT Fri Mar 26 2021
KSC117-149-161-201-270152-
/O.EXP.KTOP.SV.W.0012.000000T0000Z-210327T0145Z/
Riley-Pottawatomie-Washington-Marshall-
843 PM CDT Fri Mar 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN RILEY...
NORTHWESTERN POTTAWATOMIE...EASTERN WASHINGTON AND WESTERN MARSHALL
COUNTIES WILL EXPIRE AT 845 PM CDT...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However gusty
winds are still possible with these thunderstorms.
LAT...LON 4000 9668 3979 9644 3944 9654 3941 9695
3969 9696 3987 9710 4000 9671
TIME...MOT...LOC 0142Z 255DEG 27KT 3985 9688 3973 9675 3953 9682
$$
SkowThe office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 7:05 PM CDT | Special Weather Statement | TOP | Cloud | 25 min |
| Mar 26, 7:36 PM CDT | Special Weather Statement | TOP | Riley | 24 min |
| Mar 26, 7:39 PM CDT | Special Weather Statement | TOP | Clay, Washington | 36 min |
| Mar 26, 7:48 PM CDT | Special Weather Statement | TOP | Pottawatomie | 27 min |
| Mar 26, 7:59 PM CDT | Special Weather Statement | TOP | Clay, Washington | 31 min |
| Mar 26, 8:26 PM CDT | Special Weather Statement | TOP | Jackson | 34 min |
| Mar 26, 8:31 PM CDT | Severe Thunderstorm Warning | TOP | Jackson | 44 min |
| Mar 26, 9:38 PM CDT | Special Weather Statement | TOP | Geary | 52 min |
| Mar 26, 10:40 PM CDT | Areal Flood Advisory | TOP | Pottawatomie | 110 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.