Alert archive / Kansas / Special Weather Statements in 2021
Special Weather Statement, NWS Topeka, KS
NWS Topeka, KS issued this special weather statement at Aug 7, 2021, 10:28 PM CDT for Morris County, Wabaunsee 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
- Aug 7, 2021, 10:28 PM CDT (03:28 UTC)
- Expired
- Aug 7, 2021, 11:00 PM CDT
- In force
- 32 min
- Issued by
- NWS Topeka, KS
- Hail
- 0.00 in
- Wind
- 55
Counties Morris County, KS, Wabaunsee County, KS
The radar
The Topeka radar (KTWX), 26 km from the middle of the area, began a volume at 03:28 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 00:00Z, 3.5 hours before the alert went out and 74 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
- 1803 J/kg
- Mixed-layer CIN
- -63 J/kg
- Mixed-layer LCL
- 1923 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 157 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 7.5
The text
As transmitted.
859
WWUS83 KTOP 080328
SPSTOP
Special Weather Statement
National Weather Service Topeka KS
1028 PM CDT Sat Aug 7 2021
KSZ022>024-036>039-054-080400-
Wabaunsee-Geary-Shawnee-Lyon-Pottawatomie-Riley-Jackson-Morris-
1028 PM CDT Sat Aug 7 2021
...Strong thunderstorms will impact portions of southeastern Geary,
southeastern Riley, Morris, western Shawnee, Wabaunsee, southeastern
Pottawatomie, southwestern Jackson and northern Lyon Counties through
1100 PM CDT...
At 1027 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 6 miles north of Belvue to 6 miles southeast of
Wilsey. Movement was east at 50 mph.
HAZARD...Wind gusts of 50 to 55 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Wamego, Herington, Council Grove, Rossville, Alma, Eskridge, St.
Marys, Dover, Silver Lake, St. George, Maple Hill, White City, Alta
Vista, Dwight, McFarland, Harveyville, Paxico, Belvue, Emmett and
Louisville.
This includes the following highways...
Interstate 70 between mile markers 308 and 352.
Kansas Turnpike between mile markers 144 and 154.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Severe Thunderstorm Watch remains in effect until 100 AM CDT for
central, northeastern and east central Kansas.
&&
LAT...LON 3872 9693 3887 9689 3887 9690 3937 9627
3938 9572 3887 9588 3887 9595 3862 9595
3852 9679 3852 9693
TIME...MOT...LOC 0327Z 270DEG 42KT 3931 9621 3857 9659
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
$$
ReeseThe office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 8:19 PM CDT | Severe Thunderstorm Warning | TOP | Cloud, Republic | 41 min |
| Aug 7, 8:26 PM CDT | Special Weather Statement | TOP | Cloud, Ottawa | 49 min |
| Aug 7, 8:42 PM CDT | Severe Thunderstorm Warning | TOP | Cloud, Ottawa | 33 min |
| Aug 7, 8:56 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Riley, Washington | 49 min |
| Aug 7, 9:08 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Dickinson, Geary, Morris, Ottawa, Riley | 52 min |
| Aug 7, 9:41 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Marshall, Pottawatomie, Riley, Washington | 49 min |
| Aug 7, 9:49 PM CDT | Severe Thunderstorm Warning | TOP | Geary, Lyon, Morris, Pottawatomie, Riley, Wabaunsee | 41 min |
| Aug 7, 10:29 PM CDT | Special Weather Statement | TOP | Nemaha | 31 min |
| Aug 7, 10:56 PM CDT | Special Weather Statement | TOP | Jackson, Shawnee | 34 min |
| Aug 7, 11:28 PM CDT | Special Weather Statement | TOP | Brown, Douglas, Jackson, Jefferson, Lyon, Morris and 3 more | 32 min |
| Aug 8, 12:00 AM CDT | Special Weather Statement | TOP | Anderson, Coffey, Douglas, Franklin, Lyon, Osage | 30 min |
| Aug 8, 2:27 PM CDT | Heat Advisory | TOP | Anderson, Brown, Clay, Cloud, Coffey, Dickinson and 17 more | 4 days |
Nearby
Special Weather Statements in Kansas, 2021Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.