Alert archive / Missouri / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 9, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Mar 30, 2016, 1:12 PM CDT for Franklin County, Jefferson County, Saint Louis County, Missouri. It was in force for 27 min. 2 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
- Mar 30, 2016, 1:12 PM CDT (18:12 UTC)
- Expired
- Mar 30, 2016, 1:39 PM CDT
- In force
- 27 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Franklin County, MO, Jefferson County, MO, Saint Louis County, MO
The radar
The St Louis radar (KLSX), 39 km from the middle of the area, began a volume at 18:13 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 |
|---|---|---|---|
| Mar 30, 1:20 PM CDT | HAIL 0.25 | Arnold, MO | |
| Mar 30, 1:30 PM CDT | HAIL 1 | Byrnes Mill, 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 12:00Z, 6.2 hours before the alert went out and 268 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
- 1966 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 454 m²/s²
- 0-3 km storm-relative helicity
- 465 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
471
WUUS53 KLSX 301812
SVRLSX
MOC071-099-189-301900-
/O.NEW.KLSX.SV.W.0009.160330T1812Z-160330T1900Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
112 PM CDT WED MAR 30 2016
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI...
NORTHERN JEFFERSON COUNTY IN EAST CENTRAL MISSOURI...
SOUTHEASTERN FRANKLIN COUNTY IN EAST CENTRAL MISSOURI...
* UNTIL 200 PM CDT
* AT 111 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER LONEDELL...
MOVING NORTHEAST AT 40 MPH.
HAZARD...QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.
* LOCATIONS IMPACTED INCLUDE...
CHESTERFIELD...WILDWOOD...BALLWIN...KIRKWOOD...ARNOLD...
MANCHESTER...CRESTWOOD...FESTUS...TOWN AND COUNTRY...EUREKA...
ELLISVILLE...SUNSET HILLS...DES PERES...PACIFIC...VALLEY PARK...
PEVELY...CRYSTAL CITY...FENTON...HERCULANEUM AND HILLSBORO.
THIS INCLUDES THE FOLLOWING HIGHWAYS...
INTERSTATE 44 IN MISSOURI BETWEEN EXITS 261 AND 277.
INTERSTATE 55 IN MISSOURI BETWEEN EXITS 178 AND 191.
THIS WARNING ALSO INCLUDES ...
ROUTE 66 STATE PARK...CASTLEWOOD STATE PARK...MASTODON HISTORIC
SITE...SANDY CREEK COVERED BRIDGE HISTORIC SITE...GOV. DUNKLIN'S
GRAVE HISTORIC SITE...AND ROBERTSVILLE STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3827 9105 3867 9050 3847 9033 3834 9037
3824 9037 3821 9099
TIME...MOT...LOC 1811Z 238DEG 34KT 3829 9085
HAIL...1.00IN
WIND...<50MPH
$$
CVKING2 follow-up statements
880
WWUS53 KLSX 301825
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
125 PM CDT WED MAR 30 2016
MOC071-099-189-301900-
/O.CON.KLSX.SV.W.0009.000000T0000Z-160330T1900Z/
ST. LOUIS MO-JEFFERSON MO-FRANKLIN MO-
125 PM CDT WED MAR 30 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 PM CDT
FOR SOUTHWESTERN ST. LOUIS...NORTHERN JEFFERSON AND SOUTHEASTERN
FRANKLIN COUNTIES...
AT 123 PM CDT...A CLUSTER OF STRONG TO SEVERE THUNDERSTORMS WERE
MOVING NORTHEAST AT 40 MPH FROM EASTERN FRANKLIN COUNTY INTO
JEFFERSON AND ST. LOUIS COUNTY.
HAZARD...QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.
LOCATIONS IMPACTED INCLUDE...
CHESTERFIELD...WILDWOOD...BALLWIN...KIRKWOOD...ARNOLD...MANCHESTER...
CRESTWOOD...FESTUS...TOWN AND COUNTRY...EUREKA...ELLISVILLE...SUNSET
HILLS...DES PERES...PACIFIC...VALLEY PARK...PEVELY...CRYSTAL CITY...
FENTON...HERCULANEUM AND HILLSBORO.
THIS WARNING ALSO INCLUDES ...
ROUTE 66 STATE PARK...CASTLEWOOD STATE PARK...MASTODON HISTORIC
SITE...SANDY CREEK COVERED BRIDGE HISTORIC SITE...GOV. DUNKLIN'S
GRAVE HISTORIC SITE...AND ROBERTSVILLE STATE PARK.
THIS INCLUDES THE FOLLOWING HIGHWAYS...
INTERSTATE 44 IN MISSOURI BETWEEN EXITS 261 AND 277.
INTERSTATE 55 IN MISSOURI BETWEEN EXITS 178 AND 191.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 3827 9105 3867 9050 3847 9033 3834 9037
3824 9037 3821 9099
TIME...MOT...LOC 1823Z 238DEG 34KT 3835 9072
HAIL...1.00IN
WIND...<50MPH
$$
CVKING895
WWUS53 KLSX 301839
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
139 PM CDT WED MAR 30 2016
MOC071-099-189-301849-
/O.CAN.KLSX.SV.W.0009.000000T0000Z-160330T1900Z/
ST. LOUIS MO-JEFFERSON MO-FRANKLIN MO-
139 PM CDT WED MAR 30 2016
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN ST. LOUIS...
NORTHERN JEFFERSON AND SOUTHEASTERN FRANKLIN COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN CANCELLED. HOWEVER SMALL HAIL AND
HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 3827 9105 3867 9050 3847 9033 3834 9037
3824 9037 3821 9099
TIME...MOT...LOC 1834Z 238DEG 34KT 3843 9055
$$
CVKINGThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 11:14 AM CDT | Special Weather Statement | LSX | Saint Charles | 46 min |
| Mar 30, 2:23 PM CDT | Areal Flood Advisory | LSX | Franklin, Saint Charles, Saint Louis | 3 hr |
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.