Alert archive / Missouri / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 87, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 19, 2017, 6:00 PM CDT for 5 counties in Missouri. It was in force for 45 min. 6 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 19, 2017, 6:00 PM CDT (23:00 UTC)
- Expired
- May 19, 2017, 6:45 PM CDT
- In force
- 45 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Boone County, MO, Callaway County, MO, Cole County, MO, Moniteau County, MO, Osage County, MO
The radar
The St Louis radar (KLSX), 151 km from the middle of the area, began a volume at 23:00 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 19, 6:27 PM CDT | TSTM WND DMG | Jefferson City, MO | TREES BKOWN OVER AT 2600 BLOCK OF ROUTE CC. TIME ESTIIMATED BY RADAR. |
| May 19, 6:30 PM CDT | TSTM WND DMG | 4 N Brazito, MO | JEFFERSON CITY PD REPORTED TREES DOWN AND ROOFS OFF HOUSES IN AN AREA BETWEEN LOHMAN AND WARDSVILLE SOUTHWEST OF JEFFERSON CITY. |
| May 19, 6:34 PM CDT | TSTM WND DMG | Jefferson City, MO | LARGE TREE LIMB DOWN WITH SMALLER LIMBS SNAPPED AS WELL. |
| May 19, 6:35 PM CDT | TSTM WND DMG | 2 Nnw Jefferson City, MO | SAME SPOTTER THAT CALLED IN JEFFERSON CITY ROOF DAMAGE EARLIER REPORTS POWER POLES DOWN ALONG INDUSTRIAL DRIVE, BLOCKING THE ROADWAY. |
| May 19, 6:35 PM CDT | TSTM WND DMG | Jefferson City, MO | LARGE TREES SNAPPED AT BASE. POWER POLES DAMAGED. SHINGLES OFF ROOF ON THE WEST SIDE OF JEFFERSON CITY. |
| May 19, 6:44 PM CDT | TSTM WND DMG | 2 Nw Ashland, MO | LARGE TREE UPROOTED WITH OTHER LARGE TREE LIMBS DOWN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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 19, 3:06 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.0 hours before the alert went out and 217 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
- 968 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- -97 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
183
WUUS53 KLSX 192300
SVRLSX
MOC019-027-051-135-151-192345-
/O.NEW.KLSX.SV.W.0087.170519T2300Z-170519T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
600 PM CDT FRI MAY 19 2017
The National Weather Service in St Louis has issued a
* Severe Thunderstorm Warning for...
Cole County in central Missouri...
Southern Boone County in central Missouri...
Southern Callaway County in central Missouri...
Central Osage County in central Missouri...
Moniteau County in central Missouri...
* Until 645 PM CDT.
* At 600 PM CDT, severe thunderstorms were located along a line
extending from near Clarksburg to near Hickory Hill, moving
northeast 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...
Columbia, Jefferson City, California, Ashland, Tipton, Holts
Summit, Linn, Columbia Regional Airport, Wardsville, St. Martins,
Taos, Russellville, New Bloomfield, Chamois, Westphalia, Jamestown,
Lake Mykee Town, Clarksburg, Centertown and St. Thomas.
This also includes Rock Bridge State Park, Clarks Hill/Norton
Historic Site, and Jefferson Landing Historic Site.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 1000 PM CDT for central and
east central Missouri.
LAT...LON 3869 9284 3868 9262 3893 9250 3870 9164
3829 9204 3829 9219 3834 9220 3832 9225
3834 9229 3834 9241 3843 9241 3843 9262
3860 9284
TIME...MOT...LOC 2300Z 225DEG 38KT 3868 9270 3836 9234
HAIL...0.75IN
WIND...60MPH
$$
Glass2 follow-up statements
057
WWUS53 KLSX 192319
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
619 PM CDT FRI MAY 19 2017
MOC019-027-051-135-151-192345-
/O.CON.KLSX.SV.W.0087.000000T0000Z-170519T2345Z/
Cole MO-Boone MO-Callaway MO-Osage MO-Moniteau MO-
619 PM CDT FRI MAY 19 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CDT
FOR COLE...SOUTHERN BOONE...SOUTHERN CALLAWAY...CENTRAL OSAGE AND
MONITEAU COUNTIES...
At 619 PM CDT, severe thunderstorms were located along a line
extending from near Clarksburg to near Brazito to 6 miles south of
St. Thomas, moving northeast at 55 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Columbia, Jefferson City, California, Ashland, Tipton, Holts Summit,
Linn, Columbia Regional Airport, Wardsville, St. Martins, Taos,
Russellville, New Bloomfield, Chamois, Westphalia, Jamestown, Lake
Mykee Town, Clarksburg, Centertown and St. Thomas.
This also includes Rock Bridge State Park, Clarks Hill/Norton
Historic Site, and Jefferson Landing Historic Site.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 1000 PM CDT for central and
east central Missouri.
LAT...LON 3869 9284 3868 9262 3893 9250 3870 9164
3829 9204 3829 9219 3834 9220 3832 9225
3834 9229 3834 9241 3843 9241 3843 9262
3860 9284
TIME...MOT...LOC 2319Z 210DEG 47KT 3872 9260 3851 9233 3828 9222
HAIL...1.00IN
WIND...60MPH
$$
Glass399
WWUS53 KLSX 192342
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
642 PM CDT FRI MAY 19 2017
MOC019-027-051-135-151-192351-
/O.EXP.KLSX.SV.W.0087.000000T0000Z-170519T2345Z/
Cole MO-Boone MO-Callaway MO-Osage MO-Moniteau MO-
642 PM CDT FRI MAY 19 2017
...THE SEVERE THUNDERSTORM WARNING FOR COLE...SOUTHERN BOONE...
SOUTHERN CALLAWAY...CENTRAL OSAGE AND MONITEAU COUNTIES WILL EXPIRE
AT 645 PM CDT...
The storms which prompted the warning have moved out of the area.
Therefore the warning will be allowed to expire. However gusty winds
and heavy rain are still possible with these thunderstorms.
A tornado watch remains in effect until 1000 PM CDT for central and
east central Missouri.
Remember, a Severe Thunderstorm Warning still remains in effect for
portions of southern Boone and northwest Cole Counties.
LAT...LON 3869 9284 3868 9262 3893 9250 3870 9164
3829 9204 3829 9219 3834 9220 3832 9225
3834 9229 3834 9241 3843 9241 3843 9262
3860 9284
TIME...MOT...LOC 2341Z 225DEG 38KT 3887 9241 3866 9214 3843 9203
$$
GlassThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 3:03 AM CDT | Severe Thunderstorm Warning | LSX | Cole, Moniteau | 42 min |
| May 19, 3:29 AM CDT | Severe Thunderstorm Warning | LSX | Cole, Moniteau | 13 min |
| May 19, 4:03 AM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Gasconade, Montgomery, Osage, Warren and 1 more | 42 min |
| May 19, 4:12 AM CDT | Severe Thunderstorm Warning | LSX | Callaway, Montgomery, Warren | 33 min |
| May 19, 4:20 AM CDT | Tornado Warning | LSX | Callaway, Montgomery, Warren | 25 min |
| May 19, 4:37 AM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Pike | 53 min |
| May 19, 4:39 AM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson, Saint Charles, Saint Louis, Warren, Washington and 1 more | 66 min |
| May 19, 6:38 PM CDT | Severe Thunderstorm Warning | LSX | Boone, Callaway, Cole, Gasconade, Montgomery, Osage | 52 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.