Alert archive / Kansas / Tornado Warnings in 2020
Tornado Warning 7, NWS Topeka, KS
NWS Topeka, KS issued this tornado warning at May 22, 2020, 4:58 PM CDT for Marshall County, Kansas. It was in force for 32 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
- May 22, 2020, 4:58 PM CDT (21:58 UTC)
- Expired
- May 22, 2020, 5:30 PM CDT
- In force
- 32 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County Marshall County, KS
The radar
The Topeka radar (KTWX), 102 km from the middle of the area, began a volume at 22:02 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 12:00Z, 10.0 hours before the alert went out and 116 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
- 43 J/kg
- Mixed-layer CIN
- -186 J/kg
- Mixed-layer LCL
- 769 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
517
WFUS53 KTOP 222158
TORTOP
KSC117-222230-
/O.NEW.KTOP.TO.W.0007.200522T2158Z-200522T2230Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Topeka KS
458 PM CDT Fri May 22 2020
The National Weather Service in Topeka has issued a
* Tornado Warning for...
Northeastern Marshall County in northeastern Kansas...
* Until 530 PM CDT.
* At 458 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles south of Summerfield, moving north at 20 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Expect damage to mobile homes, roofs, and vehicles.
* Locations impacted include...
Axtell and Summerfield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3991 9624 3982 9626 3983 9635 4000 9644
4000 9624
TIME...MOT...LOC 2158Z 179DEG 18KT 3993 9635
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$3 follow-up statements
457
WWUS53 KTOP 222212
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
512 PM CDT Fri May 22 2020
KSC117-222230-
/O.CON.KTOP.TO.W.0007.000000T0000Z-200522T2230Z/
Marshall-
512 PM CDT Fri May 22 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR
NORTHEASTERN MARSHALL COUNTY...
At 511 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Summerfield, moving north at 20 mph.
HAZARD...TORNADO.
SOURCE...Radar indicated rotation.
IMPACT...Expect damage to mobile homes, roofs, and vehicles.
Locations impacted include...
Summerfield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3988 9628 3987 9634 4000 9642 4000 9626
TIME...MOT...LOC 2211Z 170DEG 15KT 3998 9636
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$004
WWUS53 KTOP 222218
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
518 PM CDT Fri May 22 2020
KSC117-222230-
/O.CON.KTOP.TO.W.0007.000000T0000Z-200522T2230Z/
Marshall-
518 PM CDT Fri May 22 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR
NORTHEASTERN MARSHALL COUNTY...
At 517 PM CDT, a second thunderstorm capable of producing a tornado
was located 4 miles southeast of Summerfield, moving north at 20 mph.
HAZARD...TORNADO.
SOURCE...Radar indicated rotation.
IMPACT...Expect damage to mobile homes, roofs, and vehicles.
Locations impacted include...
Summerfield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3992 9627 3992 9633 4000 9636 4000 9626
TIME...MOT...LOC 2217Z 183DEG 19KT 3994 9629
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$548
WWUS53 KTOP 222230
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
530 PM CDT Fri May 22 2020
KSC117-222240-
/O.EXP.KTOP.TO.W.0007.000000T0000Z-200522T2230Z/
Marshall-
530 PM CDT Fri May 22 2020
...THE TORNADO WARNING FOR NORTHEASTERN MARSHALL COUNTY HAS
EXPIRED...
The storm which prompted the warning is moving out of the area.
Therefore, the warning has been allowed to expire.
LAT...LON 3992 9627 3992 9633 4000 9636 4000 9626
TIME...MOT...LOC 2230Z 179DEG 18KT 4000 9629
$$The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 7:40 AM CDT | Special Weather Statement | TOP | Anderson, Coffey, Osage | 35 min |
| May 22, 8:18 AM CDT | Special Weather Statement | TOP | Anderson, Osage | 27 min |
| May 22, 9:45 AM CDT | Special Weather Statement | TOP | Anderson, Franklin, Osage, Shawnee, Wabaunsee | 30 min |
| May 22, 10:10 AM CDT | Special Weather Statement | TOP | Douglas, Jackson, Jefferson, Shawnee | 35 min |
| May 22, 10:45 AM CDT | Special Weather Statement | TOP | Douglas, Jackson, Jefferson, Nemaha, Pottawatomie, Shawnee | 60 min |
| May 22, 4:05 PM CDT | Special Weather Statement | TOP | Marshall | 25 min |
| May 22, 4:30 PM CDT | Special Weather Statement | TOP | Marshall | 45 min |
| May 22, 5:24 PM CDT | Special Weather Statement | TOP | Marshall | 36 min |
| May 22, 5:51 PM CDT | Special Weather Statement | TOP | Brown | 39 min |
| May 22, 6:00 PM CDT | Special Weather Statement | TOP | Marshall | 45 min |
| May 22, 6:26 PM CDT | Tornado Warning | TOP | Marshall | 34 min |
| May 22, 6:33 PM CDT | Special Weather Statement | TOP | Brown | 27 min |
| May 22, 6:45 PM CDT | Tornado Warning | TOP | Marshall, Nemaha | 45 min |
| May 22, 6:53 PM CDT | Areal Flood Advisory | TOP | Marshall | 3 hr |
Nearby
Tornado Warnings in Kansas, 2020Every tornado warning in 2020Tornadoes in 2020
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.