Alert archive / Missouri / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 127, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Aug 31, 2021, 7:16 AM CDT for Atchison County, Holt County, Nodaway County, Missouri. It was in force for 44 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 31, 2021, 7:16 AM CDT (12:16 UTC)
- Expired
- Aug 31, 2021, 8:00 AM CDT
- In force
- 44 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Atchison County, MO, Holt County, MO, Nodaway County, MO
The radar
The Omaha radar (KOAX), 126 km from the middle of the area, began a volume at 12:19 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
Omaha, NE (KOAX), launched 12:00Z, 0.3 hours before the alert went out and 126 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 650 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- -47 m²/s²
- 0-3 km storm-relative helicity
- -106 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
917
WUUS53 KEAX 311216
SVREAX
MOC005-087-147-311300-
/O.NEW.KEAX.SV.W.0127.210831T1216Z-210831T1300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
716 AM CDT Tue Aug 31 2021
The National Weather Service in Pleasant Hill has issued a
* Severe Thunderstorm Warning for...
Atchison County in northwestern Missouri...
Northwestern Holt County in northwestern Missouri...
Northwestern Nodaway County in northwestern Missouri...
* Until 800 AM CDT.
* At 716 AM CDT, severe thunderstorms were located along a line
extending from near Riverton to near Peru to near Tecumseh, moving
southeast at 40 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Tarkio, Rock Port, Fairfax, Burlington Junction, Skidmore, Craig,
Clearmont, Elmo, Braddyville, Westboro, Watson, Quitman, Blanchard,
Corning, Phelps City and Indian Cave State Park.
This includes Interstate 29 between mile markers 86 and 123.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4058 9500 4027 9497 4008 9540 4012 9540
4018 9548 4024 9547 4026 9555 4030 9556
4031 9566 4034 9562 4041 9566 4046 9564
4046 9568 4048 9570 4055 9566 4056 9568
4052 9571 4052 9575 4058 9577
TIME...MOT...LOC 1216Z 332DEG 35KT 4066 9555 4053 9576 4042 9614
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Blair1 follow-up statement
181
WWUS53 KEAX 311249
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
749 AM CDT Tue Aug 31 2021
MOC005-087-147-311300-
/O.CON.KEAX.SV.W.0127.000000T0000Z-210831T1300Z/
Atchison MO-Holt MO-Nodaway MO-
749 AM CDT Tue Aug 31 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 AM CDT
FOR SOUTHEASTERN ATCHISON...NORTHWESTERN HOLT AND NORTHWESTERN
NODAWAY COUNTIES...
At 749 AM CDT, severe thunderstorms were located along a line
extending from 6 miles east of Fairfax to near Craig to near
Humboldt, moving southeast at 45 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Tarkio, Rock Port, Fairfax, Burlington Junction, Skidmore, Craig,
Clearmont, Elmo, Braddyville, Quitman, Corning and Indian Cave State
Park.
This includes Interstate 29 between mile markers 86 and 109.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4058 9500 4027 9497 4008 9540 4012 9540
4018 9548 4024 9547 4026 9555 4030 9556
4031 9566 4034 9562 4035 9563 4057 9518
TIME...MOT...LOC 1249Z 327DEG 40KT 4036 9526 4023 9547 4012 9585
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
BlairThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 1:50 AM CDT | Special Weather Statement | EAX | Harrison, Mercer, Putnam | 40 min |
| Aug 31, 3:06 AM CDT | Special Weather Statement | EAX | Atchison | 39 min |
| Aug 31, 3:47 AM CDT | Special Weather Statement | EAX | Atchison, Nodaway | 43 min |
| Aug 31, 7:10 AM CDT | Special Weather Statement | EAX | Atchison | 35 min |
| Aug 31, 8:01 AM CDT | Special Weather Statement | EAX | Holt | 29 min |
| Aug 31, 8:58 AM CDT | Special Weather Statement | EAX | Buchanan, Platte | 47 min |
| Aug 31, 9:26 AM CDT | Special Weather Statement | EAX | Clay, Jackson, Lafayette | 49 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.