Alert archive / Kansas / Tornado Warnings in 2018
Tornado Warning 22, NWS Topeka, KS
NWS Topeka, KS issued this tornado warning at May 2, 2018, 5:34 PM CDT for Marshall County, Pottawatomie County, Riley County, Kansas. It was in force for 41 min. 10 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
- May 2, 2018, 5:34 PM CDT (22:34 UTC)
- Expired
- May 2, 2018, 6:15 PM CDT
- In force
- 41 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Marshall County, KS, Pottawatomie County, KS, Riley County, KS
The radar
The Topeka radar (KTWX), 75 km from the middle of the area, began a volume at 22:34 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 |
|---|---|---|---|
| May 2, 5:35 PM CDT | TSTM WND DMG | 4 S Blue Rapids, KS | ROOF DAMAGE TO A HOME. |
| May 2, 5:40 PM CDT | TSTM WND DMG | 1 Ene Waterville, KS | WINDOWS BLOWN OUT OF HOME AND SHED DESTROYED. |
| May 2, 5:47 PM CDT | TORNADO | 6 Wsw Frankfort, KS | SMALL TORNADO DID SPORADIC DAMAGE ALONG A 8 MILE PATH TO NEAR FRANKFORT ON MAY 2. MAXIMUM DAMAGE PATH WIDTH APPROX. 60 YARDS. |
| May 2, 5:47 PM CDT | TORNADO | 7 Ssw Blue Rapids, KS | A SMALL TORNADO OCCURRED IN MAINLY RURAL AREAS OF MARSHALL COUNTY. PATH APPROX. 8 MILES LONG EF0 WINDS TO AROUND 85 MPH. |
| May 2, 5:48 PM CDT | TSTM WND DMG | 2 Wsw Frankfort, KS | LARGE TREE FELL ON A HOUSE. |
| May 2, 5:48 PM CDT | TSTM WND DMG | 3 W Frankfort, KS | TREE LIMBS DOWN. |
| May 2, 5:57 PM CDT | TSTM WND DMG | 1 Ne Frankfort, KS | ROOF AND SIDING DAMAGE TO A HOME. SHED DESTROYED. |
| May 2, 5:57 PM CDT | TSTM WND DMG | 1 N Frankfort, KS | ROOF AND SIDING DAMAGE TO A HOME. |
| May 2, 5:59 PM CDT | TSTM WND DMG | 2 Nw Vermillion, KS | TREE LIMBS DOWN. POWER POLES DAMAGED. SIDING DAMAGE TO A HOME. |
| May 2, 6:00 PM CDT | TSTM WND DMG | 2 Se Beattie, KS | TREE LIMBS DOWN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 2, 12:43 PM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Topeka, KS (KFOE), launched 12:00Z, 10.6 hours before the alert went out and 99 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
- 633 J/kg
- Mixed-layer CIN
- -105 J/kg
- Mixed-layer LCL
- 906 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 251 m²/s²
- 0-3 km storm-relative helicity
- 228 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.1
The text
As transmitted.
425
WFUS53 KTOP 022234
TORTOP
KSC117-149-161-022315-
/O.NEW.KTOP.TO.W.0022.180502T2234Z-180502T2315Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Topeka KS
534 PM CDT WED MAY 2 2018
The National Weather Service in Topeka has issued a
* Tornado Warning for...
North central Riley County in northeastern Kansas...
Northwestern Pottawatomie County in northeastern Kansas...
Marshall County in northeastern Kansas...
* Until 615 PM CDT
* At 534 PM CDT, severe thunderstorms capable of producing both
tornadoes and extensive straight line wind damage were located
along a line extending from near Waterville to 7 miles south of
Blue Rapids, moving northeast at 55 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* These dangerous storms will be near...
Marysville around 550 PM CDT.
Frankfort around 555 PM CDT.
Beattie and Vermillion around 600 PM CDT.
Axtell around 610 PM CDT.
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 3957 9624 3956 9622 3953 9622 3949 9669
3969 9681 3978 9681 4000 9624
TIME...MOT...LOC 2234Z 234DEG 48KT 3970 9678 3957 9668
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
Cohen2 follow-up statements
839
WWUS53 KTOP 022254
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
554 PM CDT WED MAY 2 2018
KSC161-022302-
/O.CAN.KTOP.TO.W.0022.000000T0000Z-180502T2315Z/
Riley-
554 PM CDT WED MAY 2 2018
...THE TORNADO WARNING FOR NORTH CENTRAL RILEY COUNTY IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Warning remains in effect for portions of
Riley County.
A tornado watch remains in effect until 1000 PM CDT for north central
and northeastern Kansas.
LAT...LON 3957 9624 3956 9622 3953 9622 3951 9644
3964 9659 3972 9678 3978 9681 4000 9624
TIME...MOT...LOC 2252Z 256DEG 50KT 3985 9659 3967 9640 3953 9636
$$
KSC117-149-022315-
/O.CON.KTOP.TO.W.0022.000000T0000Z-180502T2315Z/
Pottawatomie-Marshall-
554 PM CDT WED MAY 2 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTH
CENTRAL POTTAWATOMIE AND MARSHALL COUNTIES...
At 552 PM CDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located along a
line extending from 3 miles east of Marysville to near Frankfort to 3
miles northwest of Wheaton, moving east at 60 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
These dangerous storms will be near...
Vermillion and Lillis around 600 PM CDT.
Axtell around 610 PM CDT.
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 3957 9624 3956 9622 3953 9622 3951 9644
3964 9659 3972 9678 3978 9681 4000 9624
TIME...MOT...LOC 2252Z 256DEG 50KT 3985 9659 3967 9640 3953 9636
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
Cohen939
WWUS53 KTOP 022259
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
559 PM CDT WED MAY 2 2018
KSC117-149-022315-
/O.CON.KTOP.TO.W.0022.000000T0000Z-180502T2315Z/
Pottawatomie-Marshall-
559 PM CDT WED MAY 2 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTH
CENTRAL POTTAWATOMIE AND EASTERN MARSHALL COUNTIES...
At 559 PM CDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located near
Frankfort, moving east at 45 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Marysville, Frankfort, Axtell, Beattie, Vermillion and Lillis.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3957 9624 3956 9622 3953 9622 3951 9644
3963 9644 3977 9665 3984 9665 4000 9624
TIME...MOT...LOC 2259Z 250DEG 39KT 3975 9637
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
CohenThe office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 7:00 PM CDT | Severe Thunderstorm Warning | TOP | Cloud | 30 min |
| May 1, 7:24 PM CDT | Tornado Warning | TOP | Clay, Cloud, Republic, Washington | 36 min |
| May 1, 7:26 PM CDT | Tornado Warning | TOP | Ottawa | 34 min |
| May 1, 7:52 PM CDT | Tornado Warning | TOP | Clay, Riley, Washington | 38 min |
| May 1, 7:54 PM CDT | Tornado Warning | TOP | Ottawa | 36 min |
| May 1, 8:01 PM CDT | Tornado Warning | TOP | Clay, Riley, Washington | 34 min |
| May 1, 8:19 PM CDT | Severe Thunderstorm Warning | TOP | Cloud, Ottawa | 41 min |
| May 1, 8:26 PM CDT | Tornado Warning | TOP | Clay, Dickinson, Ottawa | 34 min |
| May 1, 8:26 PM CDT | Tornado Warning | TOP | Cloud, Ottawa | 34 min |
| May 1, 8:33 PM CDT | Severe Thunderstorm Warning | TOP | Marshall, Riley, Washington | 57 min |
| May 1, 8:58 PM CDT | Tornado Warning | TOP | Clay | 32 min |
| May 1, 9:00 PM CDT | Severe Thunderstorm Warning | TOP | Cloud, Ottawa | 45 min |
| May 1, 9:13 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Dickinson | 47 min |
| May 1, 9:25 PM CDT | Tornado Warning | TOP | Clay, Riley | 35 min |
| May 1, 9:27 PM CDT | Severe Thunderstorm Warning | TOP | Clay | 33 min |
| May 1, 9:41 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Cloud, Ottawa | 34 min |
| May 1, 9:47 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Geary, Pottawatomie, Riley | 43 min |
| May 1, 9:54 PM CDT | Tornado Warning | TOP | Pottawatomie, Riley | 36 min |
| May 1, 10:11 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Cloud, Ottawa | 34 min |
| May 1, 10:15 PM CDT | Severe Thunderstorm Warning | TOP | Pottawatomie, Riley, Wabaunsee | 45 min |
| May 1, 10:19 PM CDT | Areal Flood Advisory | TOP | Clay, Cloud, Ottawa | 3 hr |
| May 1, 10:24 PM CDT | Severe Thunderstorm Warning | TOP | Cloud, Ottawa | 36 min |
| May 1, 10:27 PM CDT | Tornado Warning | TOP | Marshall, Nemaha, Pottawatomie | 33 min |
| May 1, 10:40 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Geary, Pottawatomie, Riley | 35 min |
| May 1, 10:55 PM CDT | Special Weather Statement | TOP | Jackson | 35 min |
| May 1, 11:08 PM CDT | Severe Thunderstorm Warning | TOP | Pottawatomie, Riley | 37 min |
| May 1, 11:35 PM CDT | Severe Thunderstorm Warning | TOP | Jackson, Pottawatomie | 25 min |
| May 1, 11:49 PM CDT | Severe Thunderstorm Warning | TOP | Pottawatomie, Riley | 26 min |
| May 2, 12:11 AM CDT | Severe Thunderstorm Warning | TOP | Pottawatomie | 34 min |
| May 2, 12:44 AM CDT | Special Weather Statement | TOP | Jackson | 31 min |
| May 2, 1:15 AM CDT | Special Weather Statement | TOP | Marshall | 30 min |
| May 2, 1:20 AM CDT | Special Weather Statement | TOP | Jefferson | 40 min |
| May 2, 3:36 AM CDT | Flash Flood Watch | TOP | Anderson, Clay, Cloud, Coffey, Dickinson, Douglas and 12 more | 18 hr |
| May 2, 3:18 PM CDT | Special Weather Statement | TOP | Ottawa | 12 min |
| May 2, 3:34 PM CDT | Special Weather Statement | TOP | Ottawa | 11 min |
| May 2, 3:41 PM CDT | Severe Thunderstorm Warning | TOP | Ottawa | 64 min |
| May 2, 3:52 PM CDT | Tornado Warning | TOP | Ottawa | 38 min |
| May 2, 4:08 PM CDT | Severe Thunderstorm Warning | TOP | Cloud | 52 min |
| May 2, 4:11 PM CDT | Tornado Warning | TOP | Cloud | 49 min |
| May 2, 4:13 PM CDT | Tornado Warning | TOP | Ottawa | 47 min |
| May 2, 4:21 PM CDT | Tornado Warning | TOP | Ottawa | 39 min |
| May 2, 4:29 PM CDT | Tornado Warning | TOP | Clay, Cloud, Washington | 46 min |
| May 2, 4:34 PM CDT | Areal Flood Advisory | TOP | Cloud, Ottawa | 3 hr |
| May 2, 4:40 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Dickinson, Ottawa | 65 min |
| May 2, 4:47 PM CDT | Special Weather Statement | TOP | Dickinson | 43 min |
| May 2, 4:48 PM CDT | Severe Thunderstorm Warning | TOP | Clay | 57 min |
| May 2, 4:58 PM CDT | Tornado Warning | TOP | Clay, Marshall, Riley, Washington | 47 min |
| May 2, 5:08 PM CDT | Severe Thunderstorm Warning | TOP | Geary, Pottawatomie, Riley | 67 min |
| May 2, 5:22 PM CDT | Special Weather Statement | TOP | Geary, Morris | 53 min |
| May 2, 6:03 PM CDT | Severe Thunderstorm Warning | TOP | Brown, Jackson, Marshall, Nemaha, Pottawatomie | 57 min |
| May 2, 6:08 PM CDT | Special Weather Statement | TOP | Shawnee, Wabaunsee | 52 min |
| May 2, 6:41 PM CDT | Severe Thunderstorm Warning | TOP | Brown, Jackson, Jefferson | 64 min |
| May 2, 6:45 PM CDT | Special Weather Statement | TOP | Morris | 30 min |
Nearby
Tornado Warnings in Kansas, 2018Every tornado warning in 2018Tornadoes in 2018
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.