Alert archive / Missouri / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 64, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 28, 2014, 1:13 PM CDT for Audrain County, Callaway County, Montgomery County, Missouri. It was in force for 47 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
- Apr 28, 2014, 1:13 PM CDT (18:13 UTC)
- Expired
- Apr 28, 2014, 2:00 PM CDT
- In force
- 47 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Audrain County, MO, Callaway County, MO, Montgomery County, MO
The radar
The St Louis radar (KLSX), 90 km from the middle of the area, began a volume at 18:14 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 |
|---|---|---|---|
| Apr 28, 1:15 PM CDT | HAIL 1 | 7 E Fulton, MO | MARBLE TO QUARTER SIZED HAIL WITH INTENSE RAINFALL OF ABOUT AN INCH. |
| Apr 28, 1:25 PM CDT | HAIL 0.7 | E Williamsburg, MO | ON I70 JUST EAST OF WILLIAMSBURG |
| Apr 28, 1:49 PM CDT | HAIL 0.75 | Montgomery City, MO | WALL CLOUD WITH SLIGHT ROTATION ALONG WITH A LOT OF HAIL. |
| Apr 28, 1:52 PM CDT | HAIL 1 | Montgomery City, MO | HAIL SIZE VARIED FROM NICKEL TO QUARTER TO HALF DOLLAR. |
| Apr 28, 1:52 PM CDT | HAIL 1.75 | 5 N Montgomery City, MO | HAIL RANGING FROM PENNY SIZE TO GOLF BALL SIZE. THE LARGER STONES WERE GREATLY OUTNUMBERED BY THE PENNY SIZE HAIL. |
| Apr 28, 2:00 PM CDT | HAIL 1 | Montgomery City, MO | HAIL UP TO AN INCH IN DIAMETER COVERING THE GROUND. |
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 |
|---|---|---|---|
| Apr 28, 1:11 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 6.2 hours before the alert went out and 290 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 719 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 163 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
488 WUUS53 KLSX 281813 SVRLSX MOC007-027-139-281900- /O.NEW.KLSX.SV.W.0064.140428T1813Z-140428T1900Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 113 PM CDT MON APR 28 2014 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN AUDRAIN COUNTY IN CENTRAL MISSOURI... NORTHEASTERN CALLAWAY COUNTY IN CENTRAL MISSOURI... MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI... * UNTIL 200 PM CDT * AT 111 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 6 MILES EAST OF FULTON...AND MOVING NORTHEAST AT 25 MPH. HAZARD...QUARTER SIZE HAIL. SOURCE...RADAR INDICATED. IMPACT...DAMAGE TO VEHICLES IS EXPECTED. * LOCATIONS IMPACTED INCLUDE... MONTGOMERY CITY...WELLSVILLE...WILLIAMSBURG...SHAMROCK...MINEOLA... MARTINSBURG...NEW FLORENCE...BUELL AND DANVILLE. THIS WARNING INCLUDES GRAHAM CAVE STATE PARK. THIS WARNING ALSO INCLUDES... INTERSTATE 70 IN MISSOURI FROM EXIT 155 TO EXIT 175. PRECAUTIONARY/PREPAREDNESS ACTIONS... PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE. STAY AWAY FROM WINDOWS. && LAT...LON 3925 9153 3889 9134 3874 9190 3890 9192 TIME...MOT...LOC 1814Z 231DEG 22KT 3888 9181 HAIL...1.00IN WIND...<50MPH $$ BRITT
3 follow-up statements
884 WWUS53 KLSX 281827 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 127 PM CDT MON APR 28 2014 MOC007-027-139-281900- /O.CON.KLSX.SV.W.0064.000000T0000Z-140428T1900Z/ CALLAWAY MO-MONTGOMERY MO-AUDRAIN MO- 127 PM CDT MON APR 28 2014 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL AUDRAIN...MONTGOMERY AND NORTHEASTERN CALLAWAY COUNTIES UNTIL 200 PM CDT... AT 126 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR WILLIAMSBURG...AND MOVING NORTHEAST AT 30 MPH. HAZARD...QUARTER SIZE HAIL. SOURCE...RADAR INDICATED. IMPACT...DAMAGE TO VEHICLES IS EXPECTED. LOCATIONS IMPACTED INCLUDE... MONTGOMERY CITY...WELLSVILLE...SHAMROCK...MINEOLA...MARTINSBURG...NEW FLORENCE...BUELL AND DANVILLE. THIS WARNING INCLUDES GRAHAM CAVE STATE PARK. THIS WARNING ALSO INCLUDES... INTERSTATE 70 IN MISSOURI FROM EXIT 155 TO EXIT 175. PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE. STAY AWAY FROM WINDOWS. && LAT...LON 3876 9184 3894 9187 3925 9153 3889 9134 TIME...MOT...LOC 1827Z 238DEG 27KT 3893 9169 HAIL...1.00IN WIND...<50MPH $$ BRITT
726 WWUS53 KLSX 281846 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 146 PM CDT MON APR 28 2014 MOC007-027-281855- /O.CAN.KLSX.SV.W.0064.000000T0000Z-140428T1900Z/ CALLAWAY MO-AUDRAIN MO- 146 PM CDT MON APR 28 2014 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN AUDRAIN AND NORTHEASTERN CALLAWAY COUNTIES IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 3905 9164 3915 9148 3889 9134 3881 9164 TIME...MOT...LOC 1845Z 238DEG 27KT 3900 9154 $$ MOC139-281900- /O.CON.KLSX.SV.W.0064.000000T0000Z-140428T1900Z/ MONTGOMERY MO- 146 PM CDT MON APR 28 2014 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR MONTGOMERY COUNTY UNTIL 200 PM CDT... AT 143 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR MONTGOMERY CITY...AND MOVING NORTHEAST AT 30 MPH. HAZARD...QUARTER SIZE HAIL. SOURCE...RADAR INDICATED. IMPACT...DAMAGE TO VEHICLES IS EXPECTED. LOCATIONS IMPACTED INCLUDE... MONTGOMERY CITY...WELLSVILLE...NEW FLORENCE AND BUELL. THIS WARNING INCLUDES GRAHAM CAVE STATE PARK. THIS WARNING ALSO INCLUDES... INTERSTATE 70 IN MISSOURI FROM EXIT 170 TO EXIT 175. PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE. STAY AWAY FROM WINDOWS. && LAT...LON 3905 9164 3915 9148 3889 9134 3881 9164 TIME...MOT...LOC 1845Z 238DEG 27KT 3900 9154 HAIL...1.00IN WIND...<50MPH $$ BRITT
262 WWUS53 KLSX 281859 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 159 PM CDT MON APR 28 2014 MOC139-281907- /O.EXP.KLSX.SV.W.0064.000000T0000Z-140428T1900Z/ MONTGOMERY MO- 159 PM CDT MON APR 28 2014 ...THE SEVERE THUNDERSTORM WARNING FOR MONTGOMERY COUNTY IS BEING REISSUED... PLEASE REFER TO THAT BULLETIN FOR THE LATEST SEVERE WEATHER INFORMATION. ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO WATCH REMAINS IN EFFECT UNTIL 7 PM CDT. LAT...LON 3905 9164 3915 9148 3889 9134 3881 9164 TIME...MOT...LOC 1857Z 238DEG 27KT 3905 9144 $$ BRITT
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 7:12 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Callaway, Monroe, Montgomery, Ralls | 33 min |
| Apr 27, 10:08 PM CDT | River Flood Warning | LSX | Marion | 8 days |
| Apr 27, 10:08 PM CDT | River Flood Warning | LSX | Pike | 8 days |
| Apr 27, 10:08 PM CDT | River Flood Warning | LSX | Pike | 35 days |
| Apr 27, 10:41 PM CDT | Tornado Warning | LSX | Boone, Callaway | 34 min |
| Apr 28, 12:37 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Callaway | 38 min |
| Apr 28, 1:56 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Lincoln, Montgomery, Pike, Warren | 49 min |
| Apr 28, 2:27 PM CDT | Severe Thunderstorm Warning | LSX | Franklin | 48 min |
| Apr 28, 2:42 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Pike | 48 min |
| Apr 28, 2:43 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles | 47 min |
| Apr 28, 3:06 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson, Saint Charles, Saint Louis | 39 min |
| Apr 28, 3:19 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 41 min |
| Apr 28, 3:28 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln | 47 min |
| Apr 28, 3:43 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 47 min |
| Apr 28, 3:56 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 49 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2014Every severe thunderstorm warning in 2014
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.