Alert archive / Alabama / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 152, NWS Birmingham, AL

June 5, 2010Elmore County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 5, 2010, 6:33 PM CDT for Elmore County, Alabama. It was in force for 27 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 5, 2010, 6:33 PM CDT (23:33 UTC)
Expired: Jun 5, 2010, 7:00 PM CDT
In force: 27 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon

County Elmore County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 11.6 hours before the alert went out and 88 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: 368 J/kg
Mixed-layer CIN: -103 J/kg
Mixed-layer LCL: 908 m above ground
0-6 km bulk shear: 3 kt
0-1 km storm-relative helicity: -50 m²/s²
0-3 km storm-relative helicity: -62 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 Birmingham, AL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 5, 3:06 PM CDT, 3 hours 27 minutes earlier.

Area forecast discussion, Jun 5, 3:06 PM CDT, 3 hours 27 minutes before

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Hazardous weather outlook, Jun 5, 1:49 PM CDT, 4 hours 44 minutes before

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In the hours before

Special weather statement, Jun 5, 4:45 PM CDT, 1 hour 48 minutes before

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Special weather statement, Jun 5, 5:10 PM CDT, 1 hour 23 minutes before

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Special weather statement, Jun 5, 5:37 PM CDT, 56 minutes before

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Special weather statement, Jun 5, 5:50 PM CDT, 43 minutes before

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Special weather statement, Jun 5, 5:55 PM CDT, 38 minutes before

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Special weather statement, Jun 5, 6:14 PM CDT, 19 minutes before

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The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 5, 1:01 PM CDT	Severe Thunderstorm Warning	BMX	Bullock, Macon	29 min

Nearby

Severe Thunderstorm Warnings in Alabama, 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.