Alert archive / Kansas / Special Weather Statements in 2021
Special Weather Statement, NWS Topeka, KS
NWS Topeka, KS issued this special weather statement at Aug 5, 2021, 4:28 PM CDT for 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 5, 2021, 4:28 PM CDT (21:28 UTC)
- Expired
- Aug 5, 2021, 5:00 PM CDT
- In force
- 32 min
- Issued by
- NWS Topeka, KS
- Hail
- 0.00 in
- Wind
- 30
County Wabaunsee County, KS
The radar
The Topeka radar (KTWX), 33 km from the middle of the area, began a volume at 21:31 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, 9.5 hours before the alert went out and 59 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
- 76 J/kg
- Mixed-layer CIN
- -310 J/kg
- Mixed-layer LCL
- 1558 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 149 m²/s²
- 0-3 km storm-relative helicity
- 211 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
845
WWUS83 KTOP 052128
SPSTOP
Special Weather Statement
National Weather Service Topeka KS
428 PM CDT Thu Aug 5 2021
KSZ038-054-052200-
Wabaunsee-Lyon-
428 PM CDT Thu Aug 5 2021
...A strong thunderstorm will impact portions of south central
Wabaunsee and north central Lyon Counties through 500 PM CDT...
At 427 PM CDT, Doppler radar was tracking a strong thunderstorm 4
miles north of Bushong, moving northeast at 15 mph.
HAZARD...Winds in excess of 35 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
This storm will remain over mainly rural areas of south central
Wabaunsee and north central Lyon Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3864 9624 3873 9630 3880 9617 3871 9610
TIME...MOT...LOC 2127Z 239DEG 11KT 3871 9625
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...30 MPH
$$The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 4:54 PM CDT | Special Weather Statement | TOP | Lyon | 36 min |
| Aug 5, 5:05 PM CDT | Special Weather Statement | TOP | Lyon | 40 min |
| Aug 5, 5:50 PM CDT | Special Weather Statement | TOP | Lyon | 25 min |
| Aug 5, 6:27 PM CDT | Special Weather Statement | TOP | Morris | 48 min |
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.