Alert archive / Missouri / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 40, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Mar 24, 2017, 9:16 PM CDT for Gasconade County, Osage 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
- Mar 24, 2017, 9:16 PM CDT (02:16 UTC)
- Expired
- Mar 24, 2017, 10:00 PM CDT
- In force
- 44 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Gasconade County, MO, Osage County, MO
The radar
The St Louis radar (KLSX), 85 km from the middle of the area, began a volume at 02:17 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
Springfield, MO (KSGF), launched 00:00Z, 2.3 hours before the alert went out and 261 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
- 79 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 517 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 243 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
533
WUUS53 KLSX 250216
SVRLSX
MOC073-151-250300-
/O.NEW.KLSX.SV.W.0040.170325T0216Z-170325T0300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
916 PM CDT FRI MAR 24 2017
The National Weather Service in St Louis has issued a
* Severe Thunderstorm Warning for...
Eastern Osage County in central Missouri...
Gasconade County in east central Missouri...
* Until 1000 PM CDT.
* At 916 PM CDT, a severe thunderstorm was located just west of
Belle, moving northeast at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Owensville, Linn, Belle, Bland, Rosebud, Rich Fountain, Swiss,
Mount Sterling, Drake, Gasconade, Morrison, Canaan and Bay.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3871 9171 3868 9156 3868 9154 3865 9138
3841 9137 3824 9164 3829 9165 3829 9184
3835 9191
TIME...MOT...LOC 0216Z 219DEG 29KT 3831 9175
HAIL...<.75IN
WIND...60MPH
$$
TES2 follow-up statements
856
WWUS53 KLSX 250239
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
939 PM CDT FRI MAR 24 2017
MOC073-151-250300-
/O.CON.KLSX.SV.W.0040.000000T0000Z-170325T0300Z/
Osage MO-Gasconade MO-
939 PM CDT FRI MAR 24 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT
FOR EASTERN OSAGE AND GASCONADE COUNTIES...
At 938 PM CDT, a severe thunderstorm was located near Mount Sterling,
moving northeast at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Owensville, Belle, Bland, Rosebud, Mount Sterling, Swiss, Drake,
Gasconade, Morrison, Canaan and Bay.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3871 9171 3868 9156 3868 9154 3865 9138
3841 9137 3824 9164 3829 9165 3829 9178
3849 9183
TIME...MOT...LOC 0238Z 206DEG 41KT 3855 9165
HAIL...<.75IN
WIND...60MPH
$$
TES213
WWUS53 KLSX 250258
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
958 PM CDT FRI MAR 24 2017
MOC073-151-250307-
/O.EXP.KLSX.SV.W.0040.000000T0000Z-170325T0300Z/
Osage MO-Gasconade MO-
958 PM CDT FRI MAR 24 2017
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN OSAGE AND GASCONADE
COUNTIES WILL EXPIRE AT 1000 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be 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 3871 9171 3868 9156 3868 9154 3865 9138
3841 9137 3824 9164 3829 9165 3829 9178
3849 9183
TIME...MOT...LOC 0257Z 219DEG 29KT 3867 9153
$$
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, 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 |
| Mar 25, 6:38 PM CDT | Tornado Warning | LSX | Ralls | 37 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2017Every severe thunderstorm warning 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.