Alert archive / Missouri / Tornado Warnings in 2023
Tornado Warning 13, NWS Kansas City, MO
NWS Kansas City, MO issued this tornado warning at May 12, 2023, 6:09 PM CDT for Atchison County, Missouri. It was in force for 51 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
- May 12, 2023, 6:09 PM CDT (23:09 UTC)
- Expired
- May 12, 2023, 7:00 PM CDT
- In force
- 51 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 2.5 in
County Atchison County, MO
The radar
The Omaha radar (KOAX), 111 km from the middle of the area, began a volume at 23:11 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 12, 5:06 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Omaha, NE (KOAX), launched 12:00Z, 11.2 hours before the alert went out and 111 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
- 413 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 616 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted.
617
WFUS53 KEAX 122309
TOREAX
MOC005-130000-
/O.NEW.KEAX.TO.W.0013.230512T2309Z-230513T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Kansas City/Pleasant Hill MO
609 PM CDT Fri May 12 2023
The National Weather Service in Pleasant Hill has issued a
* Tornado Warning for...
Western Atchison County in northwestern Missouri...
* Until 700 PM CDT.
* At 609 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Nemaha, or near Auburn, moving northeast at 15
mph.
HAZARD...Tornado and tennis ball 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...
Rock Port, Watson and Phelps City.
This includes Interstate 29 between mile markers 109 and 123.
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 4058 9558 4047 9539 4030 9565 4032 9566
4034 9562 4041 9566 4046 9564 4046 9568
4048 9570 4049 9568 4051 9569 4054 9565
4056 9568 4052 9571 4052 9575 4058 9577
TIME...MOT...LOC 2309Z 225DEG 12KT 4037 9575
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.50 IN
$$
BT3 follow-up statements
832
WWUS53 KEAX 122323
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
623 PM CDT Fri May 12 2023
MOC005-130000-
/O.CON.KEAX.TO.W.0013.000000T0000Z-230513T0000Z/
Atchison MO-
623 PM CDT Fri May 12 2023
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR WESTERN
ATCHISON COUNTY...
At 623 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Brownville, or 7 miles east of Auburn, moving
northeast at 15 mph.
HAZARD...Tornado and golf ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Rock Port, Watson and Phelps City.
This includes Interstate 29 between mile markers 109 and 123.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4058 9558 4047 9539 4030 9565 4032 9566
4034 9562 4041 9566 4046 9564 4046 9568
4048 9570 4049 9568 4051 9569 4054 9565
4056 9568 4052 9571 4052 9575 4058 9577
TIME...MOT...LOC 2323Z 225DEG 12KT 4040 9571
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
$$
BT948
WWUS53 KEAX 122332
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
632 PM CDT Fri May 12 2023
MOC005-130000-
/O.CON.KEAX.TO.W.0013.000000T0000Z-230513T0000Z/
Atchison MO-
632 PM CDT Fri May 12 2023
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR WESTERN
ATCHISON COUNTY...
At 632 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Brownville, or 10 miles east of Auburn, moving
northeast at 15 mph.
HAZARD...Tornado and ping pong ball 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...
Rock Port, Watson and Phelps City.
This includes Interstate 29 between mile markers 109 and 123.
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 4058 9558 4047 9539 4030 9565 4032 9566
4034 9562 4041 9566 4046 9564 4046 9568
4048 9570 4049 9568 4051 9569 4054 9565
4056 9568 4052 9571 4052 9575 4058 9577
TIME...MOT...LOC 2332Z 219DEG 15KT 4044 9566
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
$$
BT412
WWUS53 KEAX 122343
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
643 PM CDT Fri May 12 2023
MOC005-130000-
/O.CON.KEAX.TO.W.0013.000000T0000Z-230513T0000Z/
Atchison MO-
643 PM CDT Fri May 12 2023
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR
NORTHWESTERN ATCHISON COUNTY...
At 643 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Peru, or 12 miles northeast of Auburn, moving
northeast at 15 mph.
HAZARD...Tornado and ping pong ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Rock Port, Watson and Phelps City.
This includes Interstate 29 between mile markers 111 and 123.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4058 9558 4049 9543 4044 9551 4039 9558
4036 9563 4041 9566 4046 9564 4046 9568
4048 9570 4049 9568 4051 9569 4054 9565
4056 9568 4052 9571 4052 9575 4058 9577
TIME...MOT...LOC 2343Z 214DEG 15KT 4049 9564
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
$$
BTThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 6:53 PM CDT | Tornado Warning | EAX | Atchison | 37 min |
Nearby
Tornado Warnings in Missouri, 2023Every tornado warning in 2023Tornadoes in 2023
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.