Alert archive / Missouri / Tornado Warnings in 2017
Tornado Warning 16, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Mar 25, 2017, 6:38 PM CDT for Ralls County, Missouri. It was in force for 37 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
- Mar 25, 2017, 6:38 PM CDT (23:38 UTC)
- Expired
- Mar 25, 2017, 7:15 PM CDT
- In force
- 37 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Observed
- Hail
- 0.0 in
County Ralls County, MO
The radar
The St Louis radar (KLSX), 132 km from the middle of the area, began a volume at 23:38 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
Davenport, (KDVN), launched 12:00Z, 11.6 hours before the alert went out and 244 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
- 576 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
184
WFUS53 KLSX 252338
TORLSX
MOC173-260015-
/O.NEW.KLSX.TO.W.0016.170325T2338Z-170326T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
638 PM CDT SAT MAR 25 2017
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Northwestern Ralls County in northeastern Missouri...
* Until 715 PM CDT.
* At 637 PM CDT, a confirmed tornado was located near Perry, moving
north at 15 mph.
HAZARD...Damaging tornado.
SOURCE...Weather spotters confirmed tornado that has since gone
back up. A tornado can reform at anytime with this storm!
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.
* The tornado will be near...
Monroe City around 715 PM CDT.
Other locations impacted by this tornadic thunderstorm include The
Landing.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. 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.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
St Louis.
&&
LAT...LON 3968 9156 3946 9166 3947 9172 3960 9171
3960 9172 3968 9171 3969 9168
TIME...MOT...LOC 2337Z 183DEG 14KT 3951 9170
TORNADO...OBSERVED
HAIL...0.00IN
$$
TES1 follow-up statement
334
WWUS53 KLSX 260016
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
716 PM CDT SAT MAR 25 2017
MOC173-260026-
/O.EXP.KLSX.TO.W.0016.000000T0000Z-170326T0015Z/
Ralls MO-
716 PM CDT SAT MAR 25 2017
...THE TORNADO WARNING FOR NORTHWESTERN RALLS COUNTY HAS EXPIRED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been allowed to expire. However gusty
winds are still possible with this thunderstorm.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
St Louis.
LAT...LON 3968 9156 3946 9166 3947 9172 3960 9171
3960 9172 3968 9171 3969 9168
TIME...MOT...LOC 0016Z 183DEG 14KT 3965 9169
$$
TESThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 24, 9:08 PM CDT | Special Weather Statement | LSX | Gasconade, Osage | 52 min |
| Mar 24, 9:16 PM CDT | Severe Thunderstorm Warning | LSX | Gasconade, Osage | 44 min |
| Mar 24, 10:00 PM CDT | Special Weather Statement | LSX | Montgomery | 45 min |
| Mar 24, 10:38 PM CDT | Special Weather Statement | LSX | Lincoln, Warren | 52 min |
| Mar 24, 11:25 PM CDT | Special Weather Statement | LSX | Lincoln, Saint Charles | 50 min |
| Mar 24, 11:46 PM CDT | Special Weather Statement | LSX | Franklin, Jefferson, Saint Charles, Warren | 44 min |
| Mar 25, 12:39 AM CDT | Special Weather Statement | LSX | Saint Charles, Saint Louis, City of Saint Louis | 81 min |
| Mar 25, 8:51 AM CDT | River Flood Warning | LSX | Reynolds | 31 hr |
Nearby
Tornado Warnings in Missouri, 2017Every tornado warning in 2017Tornadoes in 2017
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.