Alert archive / Missouri / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 46, NWS St. Louis, MO

April 18, 2013Crawford County, Washington County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Apr 18, 2013, 6:01 AM CDT for Crawford County, Washington County, Missouri. It was in force for 44 min. 1 report 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 18, 2013, 6:01 AM CDT (11:01 UTC)
Expired
Apr 18, 2013, 6:45 AM CDT
In force
44 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Crawford County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 87 km from the middle of the area, began a volume at 11:01 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

TimeReportWhereRemark
Apr 18, 6:20 AM CDTTSTM WND GST 45Anthonies Mill, MOSWAYING TREES ALONG WITH HEAVY RAIN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 18, 5:42 AM CDTTornado WatchSPC8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 11.0 hours before the alert went out and 275 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.

Skew-T log-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 2013-04-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1964 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2013-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 122 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1964 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
1350 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
122 m²/s²
0-3 km storm-relative helicity
291 m²/s²
Significant tornado parameter
1.4
Supercell composite
9.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

745 
WUUS53 KLSX 181101
SVRLSX
MOC055-221-181145-
/O.NEW.KLSX.SV.W.0046.130418T1101Z-130418T1145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
601 AM CDT THU APR 18 2013

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CRAWFORD COUNTY IN EAST CENTRAL MISSOURI...
  WASHINGTON COUNTY IN EAST CENTRAL MISSOURI...

* UNTIL 645 AM CDT

* AT 556 AM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
  LINE EXTENDING FROM BOURBON TO 8 MILES NORTH OF SALEM...AND MOVING
  EAST AT 30 MPH.

  HAZARD...60 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  ANTHONIES MILL...POTOSI...CHERRYVILLE...COURTOIS...RICHWOODS...OLD
  MINES...MINERAL POINT...DAVISVILLE...DILLARD...LATTY...SHIRLEY AND
  BELGRADE.

THIS WARNING INCLUDES DILLARD MILL HISTORIC SITE...ONONDAGA CAVE
STATE PARK AND WASHINGTON STATE PARK.

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.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3770 9131 3778 9131 3779 9153 3820 9124
      3820 9104 3818 9076 3811 9068 3809 9068
      3810 9065 3809 9066 3808 9064 3805 9065
      3773 9087 3774 9115 3769 9116
TIME...MOT...LOC 1102Z 275DEG 25KT 3813 9116 3775 9143

HAIL...<.75IN
WIND...60MPH

$$

CARNEY
2 follow-up statements
244 
WWUS53 KLSX 181125
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
625 AM CDT THU APR 18 2013

MOC055-221-181145-
/O.CON.KLSX.SV.W.0046.000000T0000Z-130418T1145Z/
CRAWFORD MO-WASHINGTON MO-
625 AM CDT THU APR 18 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WASHINGTON AND
SOUTHEASTERN CRAWFORD COUNTIES UNTIL 645 AM CDT...

AT 624 AM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
LINE EXTENDING FROM 7 MILES EAST OF ANTHONIES MILL TO 6 MILES WEST OF
VIBURNUM...AND MOVING EAST AT 30 MPH.

HAZARD...60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
POTOSI...COURTOIS...RICHWOODS...OLD MINES...MINERAL POINT...
DILLARD...LATTY...SHIRLEY AND BELGRADE.

THIS WARNING INCLUDES DILLARD MILL HISTORIC SITE AND WASHINGTON STATE
PARK.

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.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3770 9131 3778 9131 3778 9134 3779 9134
      3820 9108 3818 9076 3811 9068 3809 9068
      3810 9066 3809 9066 3808 9064 3773 9087
      3774 9115 3769 9116
TIME...MOT...LOC 1126Z 275DEG 25KT 3811 9095 3773 9122

HAIL...<.75IN
WIND...60MPH

$$

CARNEY
941 
WWUS53 KLSX 181143
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
643 AM CDT THU APR 18 2013

MOC055-221-181153-
/O.EXP.KLSX.SV.W.0046.000000T0000Z-130418T1145Z/
CRAWFORD MO-WASHINGTON MO-
643 AM CDT THU APR 18 2013

...THE SEVERE THUNDERSTORM WARNING FOR WASHINGTON AND SOUTHEASTERN
CRAWFORD COUNTIES WILL EXPIRE AT 645 AM CDT...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY.  HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH THESE
THUNDERSTORMS.

IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 1100 AM.

LAT...LON 3770 9131 3778 9131 3778 9134 3779 9134
      3820 9108 3818 9076 3811 9068 3809 9068
      3810 9066 3809 9066 3808 9064 3773 9087
      3774 9115 3769 9116
TIME...MOT...LOC 1143Z 275DEG 25KT 3810 9080 3772 9107

$$

CARNEY

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS St. Louis, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 18, 4:59 AM CDT, 1 hour 2 minutes earlier.

Area forecast discussion, Apr 18, 4:59 AM CDT, 1 hour 2 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ST LOUIS MO
459 AM CDT THU APR 18 2013

.SHORT TERM...(THROUGH TONIGHT)
ISSUED AT 151 AM CDT THU APR 18 2013

COMPLEX WX SITUATION THRU THE PERIOD. MAIN FOCUS WILL BE TSRA/SVR
WX THREAT TODAY INTO TONIGHT ALONG WITH HEADLINES...NAMELY THE
ONGOING FLASH FLOOD THREAT AS WELL AS A POSSIBLE NEED FOR A WIND
ADVISORY AHEAD OF THE ADVANCING CDFNT.

INITIAL THOUGHTS WERE THAT THE NAM WAS GOING TO BE THE MDL OF
CHOICE TODAY. HOWEVER...BASED ON LATEST RADAR TRENDS...BELIEVE THE
FASTER SOLNS WILL PERFORM WELL. AMONG THEM...THE 4KM NCEP WRF...
THE HRRR...NSSL 4KM WRF AND TO SOME DEGREE THE LOCAL WRF ALBEIT A
LITTLE SLOW. THESE SOLNS WUD SUGGEST A BAND OF TSRA EXTENDING FROM
NEAR PPQ TO THE STL METRO AREA...SWWD TO NEAR SULLIVAN BY AROUND
SUNRISE. WITH TSRA BECOMING BETTER ORGANIZED ACROSS PORTIONS OF
CNTL MO...THIS SOLN SEEMS REASONABLE.

AS FOR SVR THREAT...A FAIR AMOUNT OF INSTABILITY REMAINS ACROSS
MUCH OF THE CWA. WHILE THE WRMFNT CURRENTLY EXTENDS FROM JUST N OF
COU TO JUST S OF PPQ...INVERSION SEEMS TO BE RATHER SHALLOW AND
WILL NOT TAKE MUCH TO PENETRATE IT. HIGHEST CHANCES FOR SVR WX
WILL BE ACROSS FAR ERN PORTIONS OF THE CWA WHERE SOME HEATING MAY
BE POSSIBLE BEFORE THE TSRA ARRIVE. BASED ON SHEAR PROFILES AND
LOW LEVEL HODOGRAPHS...PRIMARY THREAT WILL BE DAMAGING WINDS AND
TORNADOES. WHILE A HAIL THREAT EXISTS...THIS THREAT SHUD BE
MINIMIZED DUE TO THE LINEAR MODE AND WITH LOW PROBABILITIES OF
ANY STORMS FORMING IN THE WARM SECTOR.

AS FOR TEMPS...LOCATIONS N OF THE WRMFNT HAVE ALREADY SEEN
TODAY/S HIGH WHILE MANY OTHER LOCATIONS WILL LIKELY SEE THE
DAYTIME HIGH NEAR SUNRISE. TRENDED WARM TO THE S AND E TODAY AND
TRENDED ON THE WARMER SIDE TONIGHT WITH EXPECTED CLOUD COVER.

A WIND ADVISORY MAY BE NEEDED FOR ERN PORTIONS OF THE CWA FOR A
BRIEF TIME THIS MORNING AHEAD OF THE TSRA. HOWEVER...INITIAL
THINKING IS THAT ONE WILL NOT BE ISSUED DUE TO UNCERTAINTY IN
TIMING OF CONVECTION. WILL NOT BE MAKING CHANGES TO THE FLASH
FLOOD WATCH.

TILLY

.LONG TERM...(FRIDAY THROUGH WEDNESDAY)
ISSUED AT 439 AM CDT THU APR 18 2013

FOR THE REMAINDER OF THE FORECAST...PREVIOUS FORECAST APPEARS TO
BE ON TRACK WITH ONLY MINOR CHANGES TO ACCOUNT FOR TIMING
DIFFERENCES.

MDLS ARE IN GOOD AGREEMENT THRU MON WHEN THE GFS BECOMES A FAST
OUTLIER. FOR MON AND BEYOND...BEGAN TREND TWD THE SLOWER ECMWF/GEM
SOLNS.

TILLY

&&

.AVIATION...(FOR THE 06Z TAFS THROUGH 06Z THURSDAY NIGHT)
ISSUED AT 1040 PM CDT WED APR 17 2013

SFC LOW WAS OVER SWRN MO WITH A WARM FRONT EXTENDING NEWD TO JUST
S OF COU AND TO JUST N OF STL...SUS AND CPS. THIS WARM FRONT
SHOULD LIFT SLOWLY NWD LATE TGT AS THE SFC LOW MOVES NEWD THROUGH
NERN MO AND W CNTRL IL LATE TGT AND EARLY THU MRNG. AS THE SFC LOW
CONTINUES TO MOVE NEWD IT WILL DRAG A COLD FRONT EWD THROUGH THE
TAF SITES ON THU. SHOWERS AND THUNDERSTORMS WILL CONTINUE IN UIN
LATE TGT N OF THE WARM FRONT...WITH WIDELY SCATTERED SHOWERS AND
STORMS IN COU BECOMING MORE NUMEROUS LATE TGT. WIDELY SCATTERED
SHOWERS AND STORMS CAN BE EXPECTED IN THE ST LOUIS METRO AREA LATE
TGT...BECOMING MORE NUMEROUS EARLY THU MRNG. A STRONG S-SWLY LOW
LEVEL JET WILL CREATE LLWS CONDITIONS LATE TGT AND EARLY THU MRNG
WITH S-SWLY WINDS OF 45-50 KTS AT 2000 FT IN HEIGHT FORECAST. MOST
OF THE PRECIPITATION WILL SHIFT E-SE OF UIN AND COU BY THU
AFTN...AND E-SE OF THE ST LOUIS METRO AREA BY THU EVNG AFTER
FROPA. THE SFC WIND WILL VEER AROUND TO A WLY DIRECTION AFTER
FROPA. PREVAILING CIG HEIGHTS SHOULD DROP INTO THE MVFR OR IFR
CATAGORY LATE TGT...THEN THEY MAY IMPROVE BACK INTO THE VFR
CATAGORY THU EVNG.

SPECIFICS FOR KSTL...WIDELY SCATTERED SHOWERS AND STORMS CAN BE
EXPECTED LATE TGT...BECOMING MORE NUMEROUS EARLY THU MRNG AND
CONTINUING FOR MUCH OF THU. WILL KEEP LLWS IN THE STL TAF FOR LATE
TGT AND EARLY THU MRNG WITH WINDS AT 2000 FT IN HEIGHT INCREASING
TO AROUND 50 KTS BY EARLY THU MRNG. SLY SFC WINDS WILL VEER AROUND
TO A WLY DIRECTION BY LATE THU AFTN OR EARLY THU EVNG AFTER FROPA.
THE RAIN SHOULD ALSO END BY 00Z FRI. PREVAILING CIG HEIGHTS SHOULD
DROP INTO THE MVFR CATAGORY LATE TGT...THEN VARY FROM MVFR TO IFR
ON THU...AND IMPROVE INTO THE MVFR OR VFR CATAGORY THU NGT.

GKS

&&

.LSX WATCHES/WARNINGS/ADVISORIES...
MO...FLASH FLOOD WATCH THROUGH LATE TONIGHT FOR CRAWFORD MO-FRANKLIN
     MO-GASCONADE MO-JEFFERSON MO-LINCOLN MO-ST. CHARLES MO-ST.
     LOUIS CITY MO-ST. LOUIS MO-WARREN MO-WASHINGTON MO.

     FLASH FLOOD WATCH THROUGH THIS EVENING FOR AUDRAIN MO-BOONE MO-
     CALLAWAY MO-COLE MO-KNOX MO-LEWIS MO-MARION MO-MONITEAU MO-
     MONROE MO-MONTGOMERY MO-OSAGE MO-PIKE MO-RALLS MO-SHELBY MO.

IL...FLASH FLOOD WATCH THROUGH LATE TONIGHT FOR BOND IL-CALHOUN IL-
     GREENE IL-JERSEY IL-MACOUPIN IL-MADISON IL-MONROE IL-
     MONTGOMERY IL-ST. CLAIR IL.

     FLASH FLOOD WATCH THROUGH THIS EVENING FOR ADAMS IL-BROWN IL-
     PIKE IL.

     WIND ADVISORY UNTIL 6 PM CDT THIS EVENING FOR BOND IL-CLINTON IL-
     FAYETTE IL-MACOUPIN IL-MADISON IL-MARION IL-MONROE IL-
     MONTGOMERY IL-RANDOLPH IL-ST. CLAIR IL-WASHINGTON IL.

&&

WFO LSX
Hazardous weather outlook, Apr 18, 4:39 AM CDT, 1 hour 22 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
439 AM CDT THU APR 18 2013

ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-191200-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-ADAMS IL-BROWN IL-PIKE IL-
CALHOUN IL-JERSEY IL-MADISON IL-ST. CLAIR IL-MONROE IL-KNOX MO-
LEWIS MO-SHELBY MO-MARION MO-MONROE MO-RALLS MO-PIKE MO-BOONE MO-
AUDRAIN MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-MONTGOMERY MO-
LINCOLN MO-GASCONADE MO-WARREN MO-ST. CHARLES MO-FRANKLIN MO-
ST. LOUIS MO-ST. LOUIS CITY MO-JEFFERSON MO-CRAWFORD MO-
WASHINGTON MO-ST. FRANCOIS MO-STE. GENEVIEVE MO-IRON MO-
MADISON MO-REYNOLDS MO-
439 AM CDT THU APR 18 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN AND
CENTRAL MISSOURI AS WELL AS WEST CENTRAL AND SOUTHWEST ILLINOIS.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS ARE EXPECTED TO CONTINUE ACROSS MUCH OF THE REGION TODAY
AND THIS EVENING. THE STRONGEST STORMS WILL BE CAPABLE OF PRODUCING
TORNADOES AND DAMAGING WINDS. STORMS WILL ALSO PRODUCE HEAVY RAINFALL
WHICH MAY LEAD TO FLASH FLOODING...ESPECIALLY ACROSS NORTHEAST MISSOURI
AND WEST CENTRAL ILLINOIS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THERE IS A CHANCE OF THUNDERSTORMS ON MONDAY AND TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT ANY OBSERVED SEVERE WEATHER OR
FLOODING AS WELL AS RAINFALL AMOUNTS OVER TWO INCHES.

TILLY

In the hours before

Local storm report, Apr 18, 12:24 AM CDT, 5 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE ST LOUIS MO
1224 AM CDT THU APR 18 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0102 PM     HAIL             SHELBINA                39.69N  92.04W
04/17/2013  E0.75 INCH       SHELBY             MO   TRAINED SPOTTER

0104 PM     HAIL             2 NE MENDON             40.11N  91.26W
04/17/2013  E0.50 INCH       ADAMS              IL   TRAINED SPOTTER

0112 PM     HAIL             2 E EDINA               40.17N  92.14W
04/17/2013  E0.50 INCH       KNOX               MO   TRAINED SPOTTER

0115 PM     HAIL             3 E EDINA               40.17N  92.12W
04/17/2013  E0.50 INCH       KNOX               MO   PUBLIC

            HAIL RANGED FROM PEA TO MARBLE SIZED

0145 PM     HAIL             LA GRANGE               40.05N  91.50W
04/17/2013  E0.50 INCH       LEWIS              MO   TRAINED SPOTTER

            PEA TO MARBLE SIZED HAIL ALONG HWY 61

0240 PM     HAIL             EDINA                   40.17N  92.17W
04/17/2013  E0.25 INCH       KNOX               MO   PUBLIC

0510 PM     FUNNEL CLOUD     HIGH POINT              38.48N  92.58W
04/17/2013                   MONITEAU           MO   PUBLIC

            REPORT RELAYED BY MONITEAU COUNTY SHERRIFF
            OFFICE...PUBLIC IN HIGH POINT REPORTED FUNNEL CLOUD TO
            THE NORTHWEST BRIEFLY DROP DOWN AND GO BACK UP

0515 PM     HAIL             CLARKSBURG              38.66N  92.67W
04/17/2013  E1.75 INCH       MONITEAU           MO   LAW ENFORCEMENT

0515 PM     WALL CLOUD       CLARKSBURG              38.66N  92.67W
04/17/2013                   MONITEAU           MO   LAW ENFORCEMENT

            REPORTS OF WALL CLOUD WITH ROTATION BETWEEN JAMESTOWN
            AND CLARKSBURG

0530 PM     HAIL             3 W JAMESTOWN           38.77N  92.53W
04/17/2013  M1.75 INCH       MONITEAU           MO   TRAINED SPOTTER

            DELAYED REPORT RELAYED BY WFO EAX. SPOTTER WAS 4 MILES
            SOUTH OF PRAIRIE HOME IN MONITEAU COUNTY.

0535 PM     HAIL             EASLEY                  38.80N  92.38W
04/17/2013  E0.50 INCH       BOONE              MO   TRAINED SPOTTER

0535 PM     TSTM WND DMG     3 S PARIS               39.43N  92.00W
04/17/2013                   MONROE             MO   AMATEUR RADIO

            ROOF BLOWN OFF MOBILE HOME.

0540 PM     HAIL             3 WNW COLUMBIA          38.97N  92.38W
04/17/2013  M2.75 INCH       BOONE              MO   COCORAHS

            HAIL LASTED 20 MINUTES. UP TO BASEBALL SIZE.

0541 PM     HAIL             MCBAINE                 38.89N  92.45W
04/17/2013  E0.88 INCH       BOONE              MO   TRAINED SPOTTER

            REPORT RELAYED BY COLUMBIA EOC

0544 PM     HAIL             PARIS                   39.48N  92.00W
04/17/2013  E0.50 INCH       MONROE             MO   AMATEUR RADIO

0545 PM     TSTM WND DMG     7 S PARIS               39.38N  92.00W
04/17/2013                   MONROE             MO   EMERGENCY MNGR

            DAMAGE TO A HOUSE AND SEVERAL BARNS 1 TO 2 MILES WEST
            OF HWY 15 JUST SOUTH OF HWY AA

0547 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E0.75 INCH       BOONE              MO   TRAINED SPOTTER

0548 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E1.75 INCH       BOONE              MO   EMERGENCY MNGR

0550 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E1.25 INCH       BOONE              MO   TRAINED SPOTTER

            SOUTH SIDE OF TOWN

0550 PM     TSTM WND DMG     14 N CENTRALIA          39.41N  92.13W
04/17/2013                   MONROE             MO   PUBLIC

            POWER LINES DOWN ACROSS HIGHWAY C

0552 PM     HAIL             PARIS                   39.48N  92.00W
04/17/2013  E1.00 INCH       MONROE             MO   AMATEUR RADIO

0553 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  M1.25 INCH       BOONE              MO   TRAINED SPOTTER

0553 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E1.75 INCH       BOONE              MO   TRAINED SPOTTER

            1 MILE SOUTH OF MIZZOU CAMPUS

0554 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E1.00 INCH       BOONE              MO   TRAINED SPOTTER

0554 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E1.00 INCH       BOONE              MO   TRAINED SPOTTER

0555 PM     HAIL             PARIS                   39.48N  92.00W
04/17/2013  M0.88 INCH       MONROE             MO   TRAINED SPOTTER

0556 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E1.00 INCH       BOONE              MO   TRAINED SPOTTER

0559 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E1.00 INCH       BOONE              MO   TRAINED SPOTTER

0559 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  M2.75 INCH       BOONE              MO   TRAINED SPOTTER

            ON UNIVERSITY OF MISSOURI CAMPUS

0600 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E2.00 INCH       BOONE              MO   TRAINED SPOTTER

0602 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E1.50 INCH       BOONE              MO   TRAINED SPOTTER

            CENTRAL COLUMBIA...HAIL RANGED IN SIZE FROM PEAS TO
            PING PONG BALL

0606 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  M1.75 INCH       BOONE              MO   TRAINED SPOTTER

            MULTIPLE REPORTS OF HAIL UP TO THE SIZE OF GOLF BALLS
            ACROSS COLUMBIA

0606 PM     HAIL             COLUMBIA                38.95N  92.33W
04/17/2013  E1.75 INCH       BOONE              MO   TRAINED SPOTTER

0609 PM     TSTM WND DMG     3 S PARIS               39.43N  92.00W
04/17/2013                   MONROE             MO   AMATEUR RADIO

            MOBILE HOME ROOF BLOWN OFF

0610 PM     HAIL             8 S HARRISBURG          39.03N  92.46W
04/17/2013  M1.25 INCH       BOONE              MO   TRAINED SPOTTER

0610 PM     TSTM WND DMG     MONROE CITY             39.65N  91.73W
04/17/2013                   MONROE             MO   TRAINED SPOTTER

            SPOTTER REPORTS TREES AND POWER LINES DOWN ACROSS PARTS
            OF MONROE CITY. TIME ESTIMATED FROM RADAR.

0610 PM     TSTM WND DMG     MONROE CITY             39.65N  91.73W
04/17/2013                   MONROE             MO   TRAINED SPOTTER

            ROOF OF LARGE BUILDING UPLIFTED AND BLOWN AROUND 100
            YARDS TO THE ENE. LARGE TREES ALSO DOWN IN DOWNTOWN
            MONROE CITY.

0610 PM     TSTM WND DMG     MONROE CITY             39.65N  91.73W
04/17/2013                   MONROE             MO   AMATEUR RADIO

            LARGE TREES DOWN AND POWER OUT IN DOWNTOWN MONROE CITY

0612 PM     TSTM WND DMG     MONROE CITY             39.65N  91.73W
04/17/2013                   MONROE             MO   LAW ENFORCEMENT

            WINDOWS BLOWN OUT OF HIGHWAY PATROL SQUAD CAR. SIGN AND
            TREE DAMAGE IN AREA AS WELL.

0612 PM     TSTM WND DMG     MONROE CITY             39.65N  91.73W
04/17/2013                   MONROE             MO   TRAINED SPOTTER

            POWER POLES DAMAGED AND SNAPPED ALONG US 24 BETWEEN
            PARIS AND MONROE CITY. ROOF DAMAGE TO THE BEN FRANKLIN
            BUILDING IN MONROE CITY. DAMAGE TO A TORNADO SIREN WAS
            ALSO REPORTED.

0612 PM     TSTM WND DMG     MONROE CITY             38.25N  90.27W
04/17/2013                   MONROE             IL   TRAINED SPOTTER

            SIGNIFICANT ROOF DAMAGE TO SEVERAL HOMES ON THE SOUTH
            SIDE OF TOWN.

0615 PM     TSTM WND DMG     MONROE CITY             39.65N  91.73W
04/17/2013                   MONROE             MO   TRAINED SPOTTER

            ON EAST SIDE OF TOWN...3 STORAGE SHEDS 15X20 FT
            DESTROYED AT SHOPPING MALL...POWER POLES SNAPPED AND
            POWER LINES ARE DOWN

0615 PM     TSTM WND DMG     MONROE CITY             39.65N  91.73W
04/17/2013                   MONROE             MO   TRAINED SPOTTER

            AMATEUR RADIO TOWER BLOWN DOWN...ROOF DAMAGE...AND 8
            INCH DIAMETER 25 FOOT TALL TREE BLOWN DOWN

0615 PM     TSTM WND DMG     8 WNW SPAULDING         39.66N  91.67W
04/17/2013                   RALLS              MO   TRAINED SPOTTER

            2 LARGE GRAIN BINS TOTALLY DESTROYED BY HIGH
            WINDS...GRAIN ELEVATOR DAMAGED AS WELL.

0621 PM     HAIL             3 SW HARRISBURG         39.11N  92.50W
04/17/2013  E1.00 INCH       BOONE              MO   TRAINED SPOTTER

0624 PM     HAIL             11 SE CENTRALIA         39.10N  91.99W
04/17/2013  E0.88 INCH       AUDRAIN            MO   TRAINED SPOTTER

0630 PM     TSTM WND DMG     5 W HANNIBAL            39.71N  91.48W
04/17/2013                   MARION             MO   LAW ENFORCEMENT

            3 SEMI TRUCKS BLOWN OVER ON HIGHWAY 36 NEAR WEST ELY

0630 PM     HAIL             9 W PALMYRA             39.80N  91.69W
04/17/2013  E0.50 INCH       MARION             MO   TRAINED SPOTTER

            30-40 MPH WINDS

0635 PM     TSTM WND DMG     RENSSELAER              39.67N  91.55W
04/17/2013                   RALLS              MO   TRAINED SPOTTER

            STRONG WINDS BLEW A WOODEN SWING SET APPROX 100 YARDS

0636 PM     HAIL             1 S HUNNEWELL           39.65N  91.86W
04/17/2013  E0.75 INCH       MONROE             MO   TRAINED SPOTTER

0640 PM     HAIL             MONROE CITY             39.65N  91.73W
04/17/2013  E0.70 INCH       MONROE             MO   TRAINED SPOTTER

0640 PM     HAIL             MAYWOOD                 39.95N  91.60W
04/17/2013  E0.88 INCH       LEWIS              MO   EMERGENCY MNGR

0645 PM     FUNNEL CLOUD     1 N PAYSON              39.83N  91.24W
04/17/2013                   ADAMS              IL   TRAINED SPOTTER

            FUNNEL CLOUD IN DISTANCE TO THE NORTHWEST....HEADING
            ROUGHLY TOWARDS THE QUINCY AREA.

0645 PM     WALL CLOUD       QUINCY                  39.93N  91.39W
04/17/2013                   ADAMS              IL   EMERGENCY MNGR

            REPORT RELAYED THROUGH THE ADMAS COUNTY EOC OF A WALL
            CLOUD ACROSS THE MISSISSIPPI RIVER ALONG THE FAR EASTERN
            MARION AND LEWIS COUNTY LINE

0645 PM     TSTM WND GST     HANNIBAL                39.71N  91.38W
04/17/2013  E55 MPH          MARION             MO   EMERGENCY MNGR

            REAYED THROUGH THE ADAMS COUNTY EOC...WIND GUST NEAR
            INTERSECTION OF US 24 AND 36 IN MARION COUNTY

0645 PM     TSTM WND DMG     QUINCY                  39.93N  91.39W
04/17/2013                   ADAMS              IL   BROADCAST MEDIA

            SIDING RIPPED FROM BACK OF COUNTY MARKET GROCERY STORE
            AT 48TH AND BROADWAY. TIME BASED ON RADAR.

0645 PM     TSTM WND DMG     QUINCY                  39.93N  91.39W
04/17/2013                   ADAMS              IL   EMERGENCY MNGR

            ROOF OF BANK BLOWN OFF AT 24TH AND KOCHS LANE.

0645 PM     TSTM WND DMG     1 E QUINCY              39.93N  91.37W
04/17/2013                   ADAMS              IL   AMATEUR RADIO

            16 TO 18 FOOT LONG CONTSTRUCTION TRAILER BLOWN SOUTH
            THROUGH THE FRONT WALL OF A STAPLES STORE.

0658 PM     TSTM WND GST     4 NE BURTON             39.94N  91.20W
04/17/2013  M77 MPH          ADAMS              IL   ASOS

0700 PM     HAIL             FOWLER                  40.01N  91.26W
04/17/2013  E0.70 INCH       ADAMS              IL   TRAINED SPOTTER

0700 PM     HAIL             FOWLER                  40.01N  91.26W
04/17/2013  E0.70 INCH       ADAMS              IL   EMERGENCY MNGR

            RELAYED THROUGH ADAMS COUNTY EOC...EST 50 MPH WINDS

0705 PM     TSTM WND DMG     2 N PALMYRA             39.83N  91.52W
04/17/2013                   MARION             MO   STORM CHASER

            6 INCH LIMBS DOWN AND PEA SIZE HAIL

0706 PM     TSTM WND GST     COATSBURG               40.03N  91.16W
04/17/2013  E85 MPH          ADAMS              IL   AMATEUR RADIO

0710 PM     FUNNEL CLOUD     2 N MARBLEHEAD          39.87N  91.37W
04/17/2013                   ADAMS              IL   EMERGENCY MNGR

0714 PM     TSTM WND DMG     QUINCY                  39.93N  91.39W
04/17/2013                   ADAMS              IL   AMATEUR RADIO

            STREET LIGHTS BLOWN DOWN AT THE INTERSECTION OF 48TH
            AND BROADWAY.

0715 PM     TSTM WND GST     4 ESE LORAINE           40.14N  91.16W
04/17/2013  E90 MPH          ADAMS              IL   EMERGENCY MNGR

            NEAR INTERSECTION OF EAST 1850TH ROAD AND ILLINOIS
            ROUTE 61.

0717 PM     WALL CLOUD       LIBERTY                 39.88N  91.11W
04/17/2013                   ADAMS              IL   EMERGENCY MNGR

            RELAYED VIA ADAMS COUNTY EOC...ROTATING WALL CLOUD
            MOVING EAST

0723 PM     WALL CLOUD       GOLDEN                  40.11N  91.02W
04/17/2013                   ADAMS              IL   EMERGENCY MNGR

            ROTATING

0723 PM     TSTM WND GST     GOLDEN                  40.11N  91.02W
04/17/2013  E80 MPH          ADAMS              IL   EMERGENCY MNGR

            RELAYED VIA ADAMS COUNTY EOC...EST 75-80 MPH WINDS

0730 PM     TSTM WND DMG     5 E QUINCY              39.93N  91.29W
04/17/2013                   ADAMS              IL   EMERGENCY MNGR

            RESTAURANT DAMAGE...DETAILS UNKNOWN AT THIS TIME.

0730 PM     TSTM WND DMG     4 NE BURTON             39.94N  91.20W
04/17/2013                   ADAMS              IL   EMERGENCY MNGR

            TREE DAMAGE AT QUINCY AIRPORT.

0731 PM     FUNNEL CLOUD     1 N PAYSON              39.83N  91.24W
04/17/2013                   ADAMS              IL   BROADCAST MEDIA

0736 PM     HAIL             5 WSW SHELBYVILLE       39.78N  92.13W
04/17/2013  M0.75 INCH       SHELBY             MO   TRAINED SPOTTER

0738 PM     TSTM WND DMG     KINGSTON                39.82N  91.03W
04/17/2013                   ADAMS              IL   EMERGENCY MNGR

            ROOF COLLAPSED ON A 25 FOOT SHED.

0744 PM     HAIL             HANNIBAL                39.71N  91.38W
04/17/2013  E0.25 INCH       MARION             MO   AMATEUR RADIO

0745 PM     FLASH FLOOD      CLARENCE                39.74N  92.26W
04/17/2013                   SHELBY             MO   TRAINED SPOTTER

            MO HWY 151 FLOODED TOO DEEP TO ALLOW FOR A PASSENGER
            VEHICLE TO PASS JUST NORTH OF CLARENCE

0749 PM     HAIL             STURGEON                39.23N  92.28W
04/17/2013  M0.25 INCH       BOONE              MO   TRAINED SPOTTER

0753 PM     TSTM WND DMG     CLAYTON                 40.03N  90.96W
04/17/2013                   ADAMS              IL   EMERGENCY MNGR

            CARPORT COLLAPSE...REPORTED BY CLAYTON FIRE CHIEF AND
            RELAYED BY ADAMS COUNTY EMA.

0846 PM     TSTM WND DMG     GOLDEN                  40.11N  91.02W
04/17/2013                   ADAMS              IL   EMERGENCY MNGR

            RELAYED VIA ADAMS COUNTY EOC...POWER OUT TO AT LEAST A
            PORTION OF GOLDEN

0936 PM     HAIL             STOUTSVILLE             39.55N  91.85W
04/17/2013  E0.70 INCH       MONROE             MO   TRAINED SPOTTER

0952 PM     HAIL             1 S TAYLOR              39.92N  91.52W
04/17/2013  E0.70 INCH       MARION             MO   TRAINED SPOTTER

1009 PM     HEAVY RAIN       SHELBYVILLE             39.81N  92.04W
04/17/2013  M2.96 INCH       SHELBY             MO   TRAINED SPOTTER

            RAINFALL SO FAR THIS EVENING

&&

MILLER
Local storm report, Apr 18, 1:19 AM CDT, 4 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
119 AM CDT THU APR 18 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0116 AM     HEAVY RAIN       1 E NOVELTY             40.01N  92.19W
04/18/2013  M3.60 INCH       KNOX               MO   MESONET

            24 HR TOTAL...STILL RAINING

&&

MILLER
Local storm report, Apr 18, 1:30 AM CDT, 4 hours 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
130 AM CDT THU APR 18 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0130 AM     HEAVY RAIN       QUINCY                  39.93N  91.39W
04/18/2013  M2.77 INCH       ADAMS              IL   TRAINED SPOTTER

            RAINFALL SO FAR...STILL RAINING.

&&

FGLASS
Local storm report, Apr 18, 3:21 AM CDT, 2 hours 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
321 AM CDT THU APR 18 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0319 AM     HEAVY RAIN       5 SW TAYLOR             39.89N  91.59W
04/18/2013  M3.26 INCH       MARION             MO   MESONET

            AT THE RIVER GAUGE SINCE WEDNESDAY MORNING AT 7 AM.

&&

KARLZ
Local storm report, Apr 18, 5:35 AM CDT, 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
535 AM CDT THU APR 18 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0531 AM     FLASH FLOOD      3 W EWING               40.01N  91.77W
04/18/2013                   LEWIS              MO   EMERGENCY MNGR

            APPROXIMATELY ONE FOOT OF FLOWING WATER OVER ROUTE D
            156 BETWEEN EWING AND NEWARK.

&&

GOSSELIN

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 17, 7:01 PM CDTTornado WarningLSXMarion29 min
Apr 17, 7:39 PM CDTSevere Thunderstorm WarningLSXKnox, Lewis, Marion, Shelby51 min
Apr 17, 7:46 PM CDTFlash Flood WarningLSXAudrain, Boone, Callaway, Knox, Lewis, Marion and 3 more8 hr
Apr 17, 9:27 PM CDTSevere Thunderstorm WarningLSXMarion, Monroe, Ralls, Shelby48 min
Apr 17, 9:40 PM CDTFlash Flood WarningLSXKnox6 hr
Apr 18, 3:32 AM CDTFlash Flood WarningLSXAudrain, Boone, Callaway, Knox, Lewis, Marion and 3 more12 hr
Apr 18, 5:15 AM CDTRiver Flood WarningLSXOsage54 hr
Apr 18, 8:36 AM CDTRiver Flood WarningLSXSaint Charles55 hr
Apr 18, 9:10 AM CDTAreal Flood AdvisoryLSXIron, Jefferson, Sainte Genevieve, Saint Francois, Washington7 hr
Apr 18, 2:34 PM CDTAreal Flood AdvisoryLSXIron, Madison, Reynolds, Sainte Genevieve, Saint Francois4 hr
Apr 18, 3:03 PM CDTRiver Flood WarningLSXJefferson4 days
Apr 18, 3:03 PM CDTRiver Flood WarningLSXFranklin4 days
Apr 18, 3:03 PM CDTRiver Flood WarningLSXCrawford65 hr
Apr 18, 3:03 PM CDTRiver Flood WarningLSXCrawford, Washington4 days
Apr 18, 3:03 PM CDTRiver Flood WarningLSXFranklin, Jefferson5 days
Apr 18, 3:03 PM CDTRiver Flood WarningLSXJefferson, Saint Louis5 days
Apr 18, 3:03 PM CDTRiver Flood WarningLSXJefferson, Saint Louis8 days
Apr 18, 3:34 PM CDTAreal Flood WarningLSXAudrain, Boone, Knox, Lewis, Marion, Monroe and 2 more24 hr
Apr 18, 6:55 PM CDTAreal Flood WarningLSXIron, Jefferson, Madison, Reynolds, Sainte Genevieve, Saint Francois and 1 more18 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 2013Every severe thunderstorm warning in 2013

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.