Alert archive / Kansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 21, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at May 8, 2021, 9:24 PM CDT for Geary County, Morris County, Riley County, Kansas. It was in force for 51 min. 6 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 8, 2021, 9:24 PM CDT (02:24 UTC)
- Expired
- May 8, 2021, 10:15 PM CDT
- In force
- 51 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Geary County, KS, Morris County, KS, Riley County, KS
The radar
The Topeka radar (KTWX), 46 km from the middle of the area, began a volume at 02:24 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 8, 9:34 PM CDT | HAIL 1 | 4 E Chapman, KS | REPORT FROM MPING: QUARTER (1.00 IN.). |
| May 8, 9:40 PM CDT | TSTM WND GST 70 | 4 W Junction City, KS | |
| May 8, 9:55 PM CDT | TSTM WND GST 66 | 2 Ne Ogden, KS | ASOS STATION KMHK MANHATTAN. |
| May 8, 10:00 PM CDT | TSTM WND DMG | 1 Sw Manhattan, KS | DELAYED REPORT. ROOF TORN OFF SHED AND SCATTERED AROUND PROPERTY. TIME ESTIMATED FROM RADAR. |
| May 8, 10:00 PM CDT | TSTM WND DMG | 1 Sw Manhattan, KS | SHEET METAL ROOFING BLOWN OFF LARGE METAL OUTBUILDING. OVERHEAD GARAGE DOORS OF OUTBUILDING BENT. TIME ESTIMATED FROM RADAR IMAGERY. |
| May 8, 10:00 PM CDT | HAIL 1.25 | White City, KS | ALSO REPORTED 50-60 MPH WIND GUSTS BRIEFLY. |
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 8, 6:30 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 2.4 hours before the alert went out and 97 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
- 377 J/kg
- Mixed-layer CIN
- -170 J/kg
- Mixed-layer LCL
- 1653 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 362 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.0
The text
As transmitted.
792
WUUS53 KTOP 090224
SVRTOP
KSC061-127-161-090315-
/O.NEW.KTOP.SV.W.0021.210509T0224Z-210509T0315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
924 PM CDT Sat May 8 2021
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Geary County in east central Kansas...
South central Riley County in northeastern Kansas...
Northwestern Morris County in east central Kansas...
* Until 1015 PM CDT.
* At 924 PM CDT, a severe thunderstorm was located over Chapman,
moving east at 45 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Trained weather spotters. This storm produced quarter
sized hail in Abilene.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* This severe thunderstorm will be near...
Junction City around 935 PM CDT.
Grandview Plaza around 945 PM CDT.
Ogden around 950 PM CDT.
Southwestern Manhattan around 1000 PM CDT.
This includes Interstate 70 between mile markers 290 and 315.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 100 AM CDT for central,
northeastern and east central Kansas.
Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.
&&
LAT...LON 3881 9693 3881 9689 3887 9689 3887 9693
3898 9693 3898 9695 3897 9696 3909 9696
3923 9655 3920 9654 3920 9656 3918 9656
3918 9654 3904 9650 3872 9650 3869 9693
TIME...MOT...LOC 0224Z 256DEG 37KT 3896 9702
HAIL...1.50IN
WIND...60MPH
$$2 follow-up statements
344
WWUS53 KTOP 090242
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
942 PM CDT Sat May 8 2021
KSC061-127-161-090315-
/O.CON.KTOP.SV.W.0021.000000T0000Z-210509T0315Z/
Geary-Riley-Morris-
942 PM CDT Sat May 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR GEARY...SOUTH CENTRAL RILEY AND NORTHWESTERN MORRIS COUNTIES...
At 941 PM CDT, severe thunderstorms were located along a line
extending from near Junction City to 3 miles northeast of Woodbine,
moving northeast at 40 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Emergency management. At 940 PM CDT, emergency management
reported wind gusts of 60 to 70 MPH 4 miles west of
Junction City on K18.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
These severe storms will be near...
Junction City and Grandview Plaza around 945 PM CDT.
Ogden and White City around 955 PM CDT.
Manhattan and Dwight around 1005 PM CDT.
This includes Interstate 70 between mile markers 290 and 315.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 100 AM CDT for central,
northeastern and east central Kansas.
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
&&
LAT...LON 3881 9693 3881 9689 3887 9689 3887 9693
3898 9693 3898 9695 3897 9696 3909 9696
3923 9655 3920 9654 3920 9656 3918 9656
3918 9654 3904 9650 3872 9650 3869 9693
TIME...MOT...LOC 0241Z 245DEG 36KT 3905 9688 3882 9691
HAIL...1.50IN
WIND...60MPH
$$044
WWUS53 KTOP 090253
SVSTOP
Severe Weather Statement
National Weather Service Topeka KS
953 PM CDT Sat May 8 2021
KSC061-127-161-090315-
/O.CON.KTOP.SV.W.0021.000000T0000Z-210509T0315Z/
Geary-Riley-Morris-
953 PM CDT Sat May 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR GEARY...SOUTH CENTRAL RILEY AND NORTHWESTERN MORRIS COUNTIES...
At 953 PM CDT, severe thunderstorms were located along a line
extending from near Ogden to 3 miles north of White City, moving east
at 45 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Emergency management.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
These severe storms will be near...
Manhattan around 1000 PM CDT.
Dwight around 1005 PM CDT.
This includes Interstate 70 between mile markers 297 and 315.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 100 AM CDT for central,
northeastern and east central Kansas.
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
&&
LAT...LON 3881 9693 3881 9689 3901 9684 3911 9688
3923 9655 3920 9654 3920 9656 3918 9656
3918 9654 3904 9650 3872 9650 3869 9693
TIME...MOT...LOC 0253Z 256DEG 38KT 3908 9669 3884 9675
HAIL...1.50IN
WIND...60MPH
$$The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 7:15 PM CDT | Special Weather Statement | TOP | Republic | 15 min |
| May 8, 7:27 PM CDT | Severe Thunderstorm Warning | TOP | Republic | 33 min |
| May 8, 7:52 PM CDT | Special Weather Statement | TOP | Marshall | 23 min |
| May 8, 7:56 PM CDT | Severe Thunderstorm Warning | TOP | Republic, Washington | 49 min |
| May 8, 8:03 PM CDT | Severe Thunderstorm Warning | TOP | Marshall | 42 min |
| May 8, 8:38 PM CDT | Severe Thunderstorm Warning | TOP | Marshall, Washington | 52 min |
| May 8, 8:48 PM CDT | Severe Thunderstorm Warning | TOP | Dickinson | 57 min |
| May 8, 9:27 PM CDT | Special Weather Statement | TOP | Marshall | 33 min |
| May 8, 9:51 PM CDT | Severe Thunderstorm Warning | TOP | Geary, Pottawatomie, Riley | 24 min |
| May 8, 10:03 PM CDT | Severe Thunderstorm Warning | TOP | Geary, Jackson, Morris, Pottawatomie, Riley, Shawnee and 1 more | 42 min |
| May 8, 10:11 PM CDT | Tornado Warning | TOP | Pottawatomie, Riley, Wabaunsee | 21 min |
| May 8, 10:43 PM CDT | Severe Thunderstorm Warning | TOP | Lyon, Osage, Shawnee, Wabaunsee | 47 min |
| May 8, 11:00 PM CDT | Severe Thunderstorm Warning | TOP | Jackson, Jefferson, Shawnee | 45 min |
| May 8, 11:00 PM CDT | Severe Thunderstorm Warning | TOP | Dickinson | 45 min |
| May 8, 11:26 PM CDT | Special Weather Statement | TOP | Douglas | 49 min |
| May 8, 11:42 PM CDT | Areal Flood Advisory | TOP | Shawnee, Wabaunsee | 3 hr |
| May 9, 12:00 AM CDT | Areal Flood Advisory | TOP | Dickinson, Geary | 3 hr |
| May 9, 12:00 AM CDT | Special Weather Statement | TOP | Dickinson | 45 min |
| May 9, 12:15 AM CDT | Flash Flood Warning | TOP | Shawnee, Wabaunsee | 4 hr |
| May 9, 12:31 AM CDT | Areal Flood Advisory | TOP | Douglas | 3 hr |
| May 9, 12:58 AM CDT | Special Weather Statement | TOP | Morris | 47 min |
| May 9, 2:28 AM CDT | Special Weather Statement | TOP | Coffey | 32 min |
| May 9, 3:56 AM CDT | Special Weather Statement | TOP | Douglas, Jackson, Jefferson, Shawnee | 49 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.