Alert archive / Missouri / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 326, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 16, 2011, 1:07 PM CDT for Iron County, Saint Francois County, Washington County, Missouri. It was in force for 30 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
- Jun 16, 2011, 1:07 PM CDT (18:07 UTC)
- Expired
- Jun 16, 2011, 1:37 PM CDT
- In force
- 30 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Iron County, MO, Saint Francois County, MO, Washington County, MO
The radar
The St Louis radar (KLSX), 97 km from the middle of the area, began a volume at 18:10 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 12:00Z, 6.1 hours before the alert went out and 292 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
- 26 J/kg
- Mixed-layer CIN
- -387 J/kg
- Mixed-layer LCL
- 2134 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 209 m²/s²
- 0-3 km storm-relative helicity
- 327 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
533 WUUS53 KLSX 161807 SVRLSX MOC093-187-221-161845- /O.NEW.KLSX.SV.W.0326.110616T1807Z-110616T1845Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 107 PM CDT THU JUN 16 2011 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN IRON COUNTY IN SOUTHEAST MISSOURI... ST. FRANCOIS COUNTY IN SOUTHEAST MISSOURI... SOUTHEASTERN WASHINGTON COUNTY IN EAST CENTRAL MISSOURI... * UNTIL 145 PM CDT * AT 103 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 10 MILES NORTHWEST OF BELLEVIEW...OR 11 MILES SOUTHWEST OF POTOSI... AND MOVING EAST AT 30 MPH. * LOCATIONS IMPACTED INCLUDE... BISMARCK...LEADWOOD...IRONDALE...CALEDONIA AND FRANKCLAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3792 9059 3770 9055 3771 9092 3789 9088 TIME...MOT...LOC 1807Z 270DEG 28KT 3779 9083 WIND...HAIL 60MPH 1.00IN $$ GLASS
4 follow-up statements
777 WWUS53 KLSX 161813 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 113 PM CDT THU JUN 16 2011 MOC093-161823- /O.CAN.KLSX.SV.W.0326.000000T0000Z-110616T1845Z/ IRON MO- 113 PM CDT THU JUN 16 2011 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN IRON COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 3789 9059 3773 9056 3774 9084 3786 9083 TIME...MOT...LOC 1813Z 270DEG 28KT 3779 9077 $$ MOC187-221-161845- /O.CON.KLSX.SV.W.0326.000000T0000Z-110616T1845Z/ ST. FRANCOIS MO-WASHINGTON MO- 113 PM CDT THU JUN 16 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN WASHINGTON AND ST. FRANCOIS COUNTIES UNTIL 145 PM CDT... AT 110 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 8 MILES SOUTHWEST OF IRONDALE...OR 10 MILES WEST OF BISMARCK...MOVING EAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE... BISMARCK...LEADWOOD...IRONDALE AND FRANKCLAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3789 9059 3773 9056 3774 9084 3786 9083 TIME...MOT...LOC 1813Z 270DEG 28KT 3779 9077 WIND...HAIL 60MPH 1.00IN $$ GLASS
929 WWUS53 KLSX 161822 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 122 PM CDT THU JUN 16 2011 MOC187-221-161845- /O.CON.KLSX.SV.W.0326.000000T0000Z-110616T1845Z/ ST. FRANCOIS MO-WASHINGTON MO- 122 PM CDT THU JUN 16 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN WASHINGTON AND ST. FRANCOIS COUNTIES UNTIL 145 PM CDT... AT 121 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR IRONDALE...OR NEAR BISMARCK...MOVING EAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE... BISMARCK...LEADWOOD AND FRANKCLAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3787 9072 3789 9059 3773 9056 3774 9072 TIME...MOT...LOC 1822Z 270DEG 28KT 3780 9067 WIND...HAIL 60MPH 1.00IN $$ GLASS
684 WWUS53 KLSX 161829 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 129 PM CDT THU JUN 16 2011 MOC221-161840- /O.CAN.KLSX.SV.W.0326.000000T0000Z-110616T1845Z/ WASHINGTON MO- 129 PM CDT THU JUN 16 2011 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WASHINGTON COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 3774 9064 3788 9064 3789 9059 3773 9056 TIME...MOT...LOC 1830Z 270DEG 28KT 3780 9059 $$ MOC187-161845- /O.CON.KLSX.SV.W.0326.000000T0000Z-110616T1845Z/ ST. FRANCOIS MO- 129 PM CDT THU JUN 16 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR ST. FRANCOIS COUNTY UNTIL 145 PM CDT... AT 128 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR BISMARCK...MOVING EAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS OF ST. FRANCOIS COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3774 9064 3788 9064 3789 9059 3773 9056 TIME...MOT...LOC 1830Z 270DEG 28KT 3780 9059 WIND...HAIL 60MPH 1.00IN $$ GLASS
321 WWUS53 KLSX 161837 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 137 PM CDT THU JUN 16 2011 MOC187-161847- /O.CAN.KLSX.SV.W.0326.000000T0000Z-110616T1845Z/ ST. FRANCOIS MO- 137 PM CDT THU JUN 16 2011 ...THE SEVERE THUNDERSTORM WARNING FOR ST. FRANCOIS COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF THE WARNED AREA. HOWEVER SMALL HAIL...GUSTY WINDS AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM. LAT...LON 3774 9064 3788 9064 3789 9059 3773 9056 TIME...MOT...LOC 1837Z 270DEG 28KT 3780 9052 $$ GLASS
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 12:28 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Washington | 30 min |
| Jun 16, 12:41 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Gasconade | 20 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2011Every severe thunderstorm warning in 2011
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.