Alert archive / Missouri / Tornado Warnings in 2010

Tornado Warning 66, NWS St. Louis, MO

October 26, 2010Lincoln County, Pike County, Missouri

NWS St. Louis, MO issued this tornado warning at Oct 26, 2010, 3:05 AM CDT for Lincoln County, Pike County, Missouri. It was in force for 40 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 26, 2010, 3:05 AM CDT (08:05 UTC)
Expired
Oct 26, 2010, 3:45 AM CDT
In force
40 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon

Counties Lincoln County, MO, Pike County, MO

The radar

The St Louis radar (KLSX), 49 km from the middle of the area, began a volume at 08:09 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.

IssuedProductOfficeLasted
Oct 25, 10:03 PM CDTTornado WatchSPC9 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 8.1 hours before the alert went out and 283 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, Davenport, at 00:00Z on 2010-10-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 158 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 00:00Z on 2010-10-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 357 square meters per square second.1939587897Sfc1 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
158 J/kg
Mixed-layer CIN
-132 J/kg
Mixed-layer LCL
857 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
357 m²/s²
0-3 km storm-relative helicity
405 m²/s²
Significant tornado parameter
0.1
Supercell composite
3.9

Open this sounding in Storm Lab

The text

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

213 
WFUS53 KLSX 260805
TORLSX
MOC113-163-260845-
/O.NEW.KLSX.TO.W.0066.101026T0805Z-101026T0845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
305 AM CDT TUE OCT 26 2010

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  LINCOLN COUNTY IN EAST CENTRAL MISSOURI...
  SOUTHEASTERN PIKE COUNTY IN NORTHEAST MISSOURI...

* UNTIL 345 AM CDT

* AT 304 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR HAWK POINT...OR 13 MILES WEST OF TROY...AND
  MOVING NORTHEAST AT 60 MPH.

* LOCATIONS IMPACTED INCLUDE...
  TROY...ELSBERRY...DAVIS...MOSCOW MILLS...EOLIA...WINFIELD...CAVE...
  SILEX...WHITESIDE...NEW HOPE...FOLEY...PAYNESVILLE AND ANNADA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN ST LOUIS.

&&

LAT...LON 3929 9077 3921 9072 3914 9072 3911 9069
      3904 9071 3898 9069 3891 9112 3893 9112
      3893 9120 3899 9120 3900 9127 3913 9127
      3937 9088
TIME...MOT...LOC 0805Z 236DEG 52KT 3902 9119

$$

BRITT
2 follow-up statements
176 
WWUS53 KLSX 260822
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
322 AM CDT TUE OCT 26 2010

MOC113-163-260845-
/O.CON.KLSX.TO.W.0066.000000T0000Z-101026T0845Z/
LINCOLN MO-PIKE MO-
322 AM CDT TUE OCT 26 2010

...A TORNADO WARNING REMAINS IN EFFECT FOR LINCOLN COUNTY IN EAST
CENTRAL MISSOURI...AND EAST CENTRAL PIKE COUNTY IN NORTHEAST MISSOURI
UNTIL 345 AM CDT...

AT 318 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 5 MILES NORTH OF DAVIS...OR 11 MILES NORTH OF
TROY...MOVING NORTHEAST AT 60 MPH.

LOCATIONS IMPACTED INCLUDE...
  ELSBERRY...EOLIA...WINFIELD...NEW HOPE...FOLEY...PAYNESVILLE AND
  ANNADA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN ST LOUIS.

&&

LAT...LON 3936 9087 3929 9077 3921 9072 3914 9072
      3911 9069 3904 9071 3898 9069 3891 9112
      3893 9112 3894 9119 3921 9114 3937 9088
TIME...MOT...LOC 0821Z 236DEG 52KT 3916 9097

$$

BRITT
835 
WWUS53 KLSX 260845
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
345 AM CDT TUE OCT 26 2010

MOC113-163-260853-
/O.EXP.KLSX.TO.W.0066.000000T0000Z-101026T0845Z/
LINCOLN MO-PIKE MO-
345 AM CDT TUE OCT 26 2010

...THE TORNADO WARNING FOR LINCOLN COUNTY IN EAST CENTRAL MISSOURI...
AND EAST CENTRAL PIKE COUNTY IN NORTHEAST MISSOURI WILL EXPIRE AT 345
AM CDT...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED INTO EASTERN 
LINCOLN AND SOUTHEASTERN PIKE COUNTIES WHERE A TORNADO WARNING 
REMAINS IN EFFECT UNTIL 415 AM CDT.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 600 AM CDT.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN ST LOUIS.

LAT...LON 3936 9087 3929 9077 3921 9072 3914 9072
      3911 9069 3904 9071 3898 9069 3891 9112
      3893 9112 3894 9119 3921 9114 3937 9088
TIME...MOT...LOC 0843Z 236DEG 52KT 3934 9063

$$

BRITT

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 25, 11:30 PM CDTSevere Thunderstorm WarningLSXMarion, Ralls30 min
Oct 25, 11:45 PM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Monroe45 min
Oct 26, 12:08 AM CDTSevere Thunderstorm WarningLSXKnox, Lewis, Marion, Monroe, Ralls, Shelby52 min
Oct 26, 12:34 AM CDTSevere Thunderstorm WarningLSXAudrain, Lincoln, Montgomery, Pike, Ralls41 min
Oct 26, 12:56 AM CDTSevere Thunderstorm WarningLSXLewis, Marion31 min
Oct 26, 1:04 AM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Monroe41 min
Oct 26, 1:28 AM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Callaway, Cole, Moniteau, Osage47 min
Oct 26, 1:39 AM CDTSevere Thunderstorm WarningLSXLewis, Marion51 min
Oct 26, 2:10 AM CDTSevere Thunderstorm WarningLSXAudrain, Callaway, Cole, Gasconade, Montgomery, Osage and 1 more50 min
Oct 26, 2:53 AM CDTSevere Thunderstorm WarningLSXCrawford, Franklin, Gasconade, Warren, Washington52 min
Oct 26, 2:57 AM CDTSevere Thunderstorm WarningLSXLincoln, Montgomery, Pike, Warren48 min
Oct 26, 3:31 AM CDTSevere Thunderstorm WarningLSXCrawford, Franklin, Iron, Jefferson, Reynolds, Saint Francois and 1 more44 min
Oct 26, 3:34 AM CDTSevere Thunderstorm WarningLSXJefferson, Lincoln, Saint Charles, Saint Louis41 min
Oct 26, 3:34 AM CDTTornado WarningLSXLincoln, Pike41 min
Oct 26, 4:09 AM CDTSevere Thunderstorm WarningLSXJefferson, Saint Charles, Saint Louis, City of Saint Louis66 min
Oct 26, 4:12 AM CDTSevere Thunderstorm WarningLSXIron, Madison, Reynolds, Sainte Genevieve, Saint Francois, Washington48 min

Nearby

Tornado Warnings in Missouri, 2010Every tornado warning in 2010Tornadoes in 2010

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.