Alert archive / Missouri / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 172, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Oct 19, 2016, 7:37 PM CDT for Madison County, Sainte Genevieve County, Saint Francois County, Missouri. It was in force for 23 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
- Oct 19, 2016, 7:37 PM CDT (00:37 UTC)
- Expired
- Oct 19, 2016, 8:00 PM CDT
- In force
- 23 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Madison County, MO, Saint Francois County, MO, Sainte Genevieve County, MO
The radar
The St Louis radar (KLSX), 125 km from the middle of the area, began a volume at 00:40 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 19, 12:42 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 0.6 hours before the alert went out and 312 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
- 1570 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- -54 m²/s²
- 0-3 km storm-relative helicity
- 331 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
The text
As transmitted.
109
WUUS53 KLSX 200037
SVRLSX
MOC123-186-187-200100-
/O.NEW.KLSX.SV.W.0172.161020T0037Z-161020T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
737 PM CDT WED OCT 19 2016
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN ST. FRANCOIS COUNTY IN SOUTHEASTERN MISSOURI...
SOUTH CENTRAL STE. GENEVIEVE COUNTY IN SOUTHEASTERN MISSOURI...
NORTHEASTERN MADISON COUNTY IN SOUTHEASTERN MISSOURI...
* UNTIL 800 PM CDT.
* AT 736 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR JUNCTION
CITY...MOVING EAST AT 35 MPH.
HAZARD...QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.
* LOCATIONS IMPACTED INCLUDE...
FREDERICKTOWN...WOMAC AND MINE LA MOTTE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM IS PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS!
&&
LAT...LON 3759 9034 3767 9036 3774 9006 3767 9011
3764 9015 3758 9015
TIME...MOT...LOC 0036Z 262DEG 30KT 3763 9029
HAIL...1.00IN
WIND...<50MPH
$$
KD2 follow-up statements
548
WWUS53 KLSX 200043
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
743 PM CDT WED OCT 19 2016
MOC123-186-187-200100-
/O.CON.KLSX.SV.W.0172.000000T0000Z-161020T0100Z/
ST. FRANCOIS MO-STE. GENEVIEVE MO-MADISON MO-
743 PM CDT WED OCT 19 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR SOUTHEASTERN ST. FRANCOIS...SOUTH CENTRAL STE. GENEVIEVE AND
NORTHEASTERN MADISON COUNTIES IN SOUTHEASTERN MISSOURI...
AT 743 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR WOMAC...MOVING
EAST AT 35 MPH.
HAZARD...HALF DOLLAR SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.
LOCATIONS IMPACTED INCLUDE...
WOMAC.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
THIS STORM IS PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 3759 9028 3768 9031 3774 9006 3767 9011
3764 9015 3758 9015
TIME...MOT...LOC 0043Z 262DEG 30KT 3764 9022
HAIL...1.25IN
WIND...<50MPH
$$
KD739
WWUS53 KLSX 200058
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
758 PM CDT WED OCT 19 2016
MOC123-186-187-200107-
/O.EXP.KLSX.SV.W.0172.000000T0000Z-161020T0100Z/
ST. FRANCOIS MO-STE. GENEVIEVE MO-MADISON MO-
758 PM CDT WED OCT 19 2016
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ST. FRANCOIS...
SOUTH CENTRAL STE. GENEVIEVE AND NORTHEASTERN MADISON COUNTIES IN
SOUTHEASTERN MISSOURI WILL EXPIRE AT 800 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.
LAT...LON 3759 9028 3768 9031 3774 9006 3767 9011
3764 9015 3758 9015
TIME...MOT...LOC 0053Z 262DEG 30KT 3764 9022
$$
KDThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 19, 11:20 PM CDT | Areal Flood Advisory | LSX | Jefferson | 4 hr |
| Oct 20, 4:08 AM CDT | Special Weather Statement | LSX | City of Saint Louis | 52 min |
| Oct 20, 2:59 PM CDT | Frost Advisory | LSX | Knox, Lewis, Marion, Monroe, Ralls, Shelby | 17 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.