Alert archive / Missouri / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 119, NWS St. Louis, MO

June 13, 2010Lincoln County, Saint Charles County, Warren County, Missouri; Calhoun County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 13, 2010, 6:11 PM CDT for Lincoln County, Saint Charles County, Warren County, Missouri; Calhoun County, Illinois. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 13, 2010, 6:11 PM CDT (23:11 UTC)
Expired: Jun 13, 2010, 6:48 PM CDT
In force: 37 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Calhoun County, IL, Lincoln County, MO, Saint Charles County, MO, Warren County, MO

The radar

The St Louis radar (KLSX), 31 km from the middle of the area, began a volume at 23:14 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.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jun 13, 12:24 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.2 hours before the alert went out and 236 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 525 J/kg
Mixed-layer CIN: -136 J/kg
Mixed-layer LCL: 753 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 53 m²/s²
0-3 km storm-relative helicity: 77 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 Jun 13, 5:01 PM CDT, 1 hour 10 minutes earlier.

Area forecast discussion, Jun 13, 5:01 PM CDT, 1 hour 10 minutes before

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Hazardous weather outlook, Jun 13, 4:23 PM CDT, 1 hour 48 minutes before

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In the hours before

Local storm report, Jun 13, 5:28 PM CDT, 43 minutes before

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Local storm report, Jun 13, 5:29 PM CDT, 42 minutes before

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Special weather statement, Jun 13, 5:44 PM CDT, 27 minutes before

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Special weather statement, Jun 13, 5:47 PM CDT, 24 minutes before

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Local storm report, Jun 13, 5:54 PM CDT, 17 minutes before

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Local storm report, Jun 13, 5:56 PM CDT, 15 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 4:34 AM CDT	Flash Flood Watch	LSX	Audrain, Boone, Callaway, Cole, Knox, Lewis and 5 more	32 hr
Jun 13, 8:04 AM CDT	River Flood Warning	LSX	Lewis	3 days
Jun 13, 8:29 AM CDT	River Flood Warning	LSX	Lewis	4 days
Jun 13, 8:55 AM CDT	Areal Flood Advisory	LSX	Knox	3 hr
Jun 13, 11:38 AM CDT	River Flood Warning	LSX	Lewis	4 days
Jun 13, 11:38 AM CDT	River Flood Warning	LSX	Marion	4 days
Jun 13, 11:38 AM CDT	River Flood Warning	LSX	Marion	77 days
Jun 13, 11:38 AM CDT	River Flood Warning	LSX	Ralls	75 days
Jun 13, 11:38 AM CDT	River Flood Warning	LSX	Pike	77 days
Jun 13, 11:38 AM CDT	River Flood Warning	LSX	Pike	78 days
Jun 13, 11:38 AM CDT	River Flood Warning	LSX	Lincoln	77 days
Jun 13, 11:38 AM CDT	River Flood Warning	LSX	Saint Charles	76 days
Jun 13, 11:38 AM CDT	River Flood Warning	LSX	Saint Charles	56 days
Jun 13, 11:38 AM CDT	River Flood Warning	LSX	Saint Louis, City of Saint Louis	34 days
Jun 13, 11:47 AM CDT	Severe Thunderstorm Warning	LSX	Marion, Monroe, Shelby	43 min
Jun 13, 2:35 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Monroe	55 min
Jun 13, 2:37 PM CDT	Severe Thunderstorm Warning	LSX	Lewis, Marion	38 min
Jun 13, 3:17 PM CDT	Severe Thunderstorm Warning	LSX	Marion, Monroe, Ralls	43 min
Jun 13, 3:29 PM CDT	Tornado Warning	LSX	Marion, Ralls	35 min
Jun 13, 4:44 PM CDT	Severe Thunderstorm Warning	LSX	Callaway, Montgomery	46 min
Jun 13, 5:09 PM CDT	Areal Flood Advisory	LSX	Saint Louis, City of Saint Louis	6 hr
Jun 13, 12:46 PM CDT	Severe Thunderstorm Warning	LSX	Adams, Brown	44 min
Jun 13, 1:30 PM CDT	Severe Thunderstorm Warning	LSX	Brown	15 min
Jun 13, 1:32 PM CDT	Severe Thunderstorm Warning	LSX	Pike	28 min
Jun 13, 3:57 PM CDT	Severe Thunderstorm Warning	LSX	Adams, Brown, Pike	48 min
Jun 13, 4:13 PM CDT	Areal Flood Advisory	LSX	Pike	6 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 2010 Severe Thunderstorm Warnings in Illinois, 2010 Every severe thunderstorm warning 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.