Alert archive / Missouri / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 113, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 26, 2016, 6:41 AM CDT for Saint Charles County, Saint Louis County, Missouri. It was in force for 26 min. 4 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 26, 2016, 6:41 AM CDT (11:41 UTC)
- Expired
- May 26, 2016, 7:07 AM CDT
- In force
- 26 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
The radar
The St Louis radar (KLSX), 6 km from the middle of the area, began a volume at 11:44 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 26, 7:00 AM CDT | TSTM WND GST 48 | 1 Ssw Hazelwood, MO | |
| May 26, 7:05 AM CDT | HAIL 0.7 | Chesterfield, MO | |
| May 26, 7:05 AM CDT | HAIL 0.75 | Chesterfield, MO | MOSTLY PEA TO HALF INCH BUT A FEW PENNY SIZED STONES...RETIRED NWS EMPLOYEE |
| May 26, 7:10 AM CDT | HAIL 0.25 | Bridgeton, MO |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 11.7 hours before the alert went out and 237 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
- 287 J/kg
- Mixed-layer CIN
- -109 J/kg
- Mixed-layer LCL
- 1329 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
119
WUUS53 KLSX 261141
SVRLSX
MOC183-189-261245-
/O.NEW.KLSX.SV.W.0113.160526T1141Z-160526T1245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
641 AM CDT THU MAY 26 2016
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI...
NORTHWESTERN ST. CHARLES COUNTY IN EAST CENTRAL MISSOURI...
* UNTIL 745 AM CDT
* AT 641 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM ST. PAUL TO NEAR DEFIANCE...MOVING EAST AT 25 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...
ST. LOUIS...O'FALLON...ST. CHARLES...ST. PETERS...FLORISSANT...
CHESTERFIELD...WILDWOOD...UNIVERSITY CITY...BALLWIN...WENTZVILLE...
KIRKWOOD...MARYLAND HEIGHTS...HAZELWOOD...WEBSTER GROVES...
FERGUSON...MANCHESTER...CREVE COEUR...OVERLAND...
CLAYTON AND JENNINGS.
THIS INCLUDES THE FOLLOWING HIGHWAYS...
INTERSTATE 44 IN MISSOURI BETWEEN EXITS 272 AND 277.
INTERSTATE 70 IN MISSOURI BETWEEN EXITS 212 AND 231.
THIS ALSO INCLUDES BABLER MEMORIAL STATE PARK...CASTLEWOOD STATE
PARK...AND FIRST MISSOURI STATE CAPITOL HISTORIC SITE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THESE STORMS. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURE'S LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.
&&
LAT...LON 3849 9035 3856 9073 3864 9073 3860 9077
3858 9082 3860 9092 3887 9080 3888 9060
3887 9056 3888 9054 3889 9022
TIME...MOT...LOC 1141Z 289DEG 24KT 3885 9075 3863 9082
HAIL...1.00IN
WIND...60MPH
$$
CVKING2 follow-up statements
081
WWUS53 KLSX 261153
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
653 AM CDT THU MAY 26 2016
MOC183-189-261245-
/O.CON.KLSX.SV.W.0113.000000T0000Z-160526T1245Z/
ST. LOUIS MO-ST. CHARLES MO-
653 AM CDT THU MAY 26 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 AM CDT
FOR CENTRAL ST. LOUIS AND CENTRAL ST. CHARLES COUNTIES...
AT 653 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR ORCHARD FARMS TO CLARKSON VALLEY...MOVING EAST AT
45 MPH.
HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
ST. CHARLES...ST. PETERS...FLORISSANT...CHESTERFIELD...WILDWOOD...
UNIVERSITY CITY...BALLWIN...KIRKWOOD...MARYLAND HEIGHTS...
HAZELWOOD...WEBSTER GROVES...FERGUSON...CREVE COEUR...OVERLAND...
CLAYTON...JENNINGS...ST. ANN...BRIDGETON...
TOWN AND COUNTRY AND BERKELEY.
THIS ALSO INCLUDES FIRST MISSOURI STATE CAPITOL HISTORIC SITE.
THIS INCLUDES INTERSTATE 70 IN MISSOURI BETWEEN EXITS 222 AND 231.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS.
MOVE INDOORS IMMEDIATELY. LIGHTNING IS ONE OF NATURE'S LEADING
KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO
BE STRUCK BY LIGHTNING.
&&
LAT...LON 3858 9032 3864 9073 3887 9058 3884 9024
3862 9031
TIME...MOT...LOC 1153Z 276DEG 41KT 3886 9049 3863 9063
HAIL...0.88IN
WIND...60MPH
$$
CVKING533
WWUS53 KLSX 261207
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
707 AM CDT THU MAY 26 2016
MOC183-189-261216-
/O.CAN.KLSX.SV.W.0113.000000T0000Z-160526T1245Z/
ST. LOUIS MO-ST. CHARLES MO-
707 AM CDT THU MAY 26 2016
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL ST. LOUIS AND CENTRAL
ST. CHARLES COUNTIES IS CANCELLED...
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN CANCELLED. HOWEVER GUSTY WINDS
AND SMALL HAIL IS STILL POSSIBLE WITH THESE THUNDERSTORMS.
LAT...LON 3858 9032 3864 9073 3887 9058 3884 9024
3862 9031
TIME...MOT...LOC 1206Z 289DEG 24KT 3883 9038 3860 9052
$$
CVKINGThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 6:10 AM CDT | Special Weather Statement | LSX | Lincoln | 50 min |
| May 26, 7:08 AM CDT | Special Weather Statement | LSX | City of Saint Louis | 52 min |
| May 26, 9:04 AM CDT | Special Weather Statement | LSX | Reynolds | 41 min |
| May 26, 11:10 AM CDT | Special Weather Statement | LSX | Sainte Genevieve | 35 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2016Every severe thunderstorm warning in 2016
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.