Alert archive / Kansas / Tornado Warnings in 2020
Tornado Warning 9, NWS Topeka, KS
NWS Topeka, KS issued this tornado warning at May 22, 2020, 6:45 PM CDT for Marshall County, Nemaha County, Kansas. It was in force for 45 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, 6:45 PM CDT (23:45 UTC)
- Expired
- May 22, 2020, 7:30 PM CDT
- In force
- 45 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Marshall County, KS, Nemaha County, KS
The radar
The Topeka radar (KTWX), 96 km from the middle of the area, began a volume at 23:45 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, 11.8 hours before the alert went out and 109 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.
112
WFUS53 KTOP 222345
TORTOP
KSC117-131-230030-
/O.NEW.KTOP.TO.W.0009.200522T2345Z-200523T0030Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Topeka KS
645 PM CDT Fri May 22 2020
The National Weather Service in Topeka has issued a
* Tornado Warning for...
Northwestern Nemaha County in northeastern Kansas...
Northeastern Marshall County in northeastern Kansas...
* Until 730 PM CDT.
* At 644 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles northeast of Frankfort, moving northeast at 30
mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Expect damage to mobile homes, roofs, and vehicles.
* Locations impacted include...
Axtell and Baileyville.
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 3975 9626 3981 9639 4000 9633 4000 9601
TIME...MOT...LOC 2344Z 210DEG 27KT 3976 9636
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$3 follow-up statements
535
WWUS53 KTOP 230000
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
700 PM CDT Fri May 22 2020
KSC117-131-230030-
/O.CON.KTOP.TO.W.0009.000000T0000Z-200523T0030Z/
Nemaha-Marshall-
700 PM CDT Fri May 22 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR
NORTHWESTERN NEMAHA AND NORTHEASTERN MARSHALL COUNTIES...
At 700 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Vermillion, moving northeast at 25 mph.
HAZARD...TORNADO.
SOURCE...Radar indicated rotation.
IMPACT...Expect damage to mobile homes, roofs, and vehicles.
Locations impacted include...
Axtell and Baileyville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3979 9635 4000 9625 4000 9601 3975 9626
TIME...MOT...LOC 0000Z 216DEG 20KT 3976 9627
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$481
WWUS53 KTOP 230015
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
715 PM CDT Fri May 22 2020
KSC117-131-230030-
/O.CON.KTOP.TO.W.0009.000000T0000Z-200523T0030Z/
Nemaha-Marshall-
715 PM CDT Fri May 22 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR
NORTHWESTERN NEMAHA AND NORTHEASTERN MARSHALL COUNTIES...
At 714 PM CDT, a severe thunderstorm capable of producing a tornado
was located between Baileyville and Axtell, moving northeast at 30
mph.
HAZARD...TORNADO.
SOURCE...Radar indicated rotation.
IMPACT...Expect damage to mobile homes, roofs, and vehicles.
Locations impacted include...
Axtell and Baileyville.
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 3985 9632 4000 9625 4000 9601 3978 9623
TIME...MOT...LOC 0014Z 207DEG 25KT 3985 9622
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$086
WWUS53 KTOP 230030
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
730 PM CDT Fri May 22 2020
KSC117-131-230040-
/O.EXP.KTOP.TO.W.0009.000000T0000Z-200523T0030Z/
Nemaha-Marshall-
730 PM CDT Fri May 22 2020
...THE TORNADO WARNING FOR NORTHWESTERN NEMAHA AND NORTHEASTERN
MARSHALL COUNTIES HAS EXPIRED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been allowed to expire.
LAT...LON 3985 9632 4000 9625 4000 9601 3978 9623
TIME...MOT...LOC 0030Z 210DEG 27KT 3994 9615
$$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, 4:58 PM CDT | Tornado Warning | TOP | Marshall | 32 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, 6:53 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.