Alert archive / Alabama / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 196, NWS Birmingham, AL

June 27, 1994Greene County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 27, 1994, 7:32 AM CDT for Greene County, Alabama. It was in force for 43 min.

The area

The counties it named.

The facts

Issued: Jun 27, 1994, 7:32 AM CDT (12:32 UTC)
Expired: Jun 27, 1994, 8:15 AM CDT
In force: 43 min
Issued by: NWS Birmingham, AL
Area: Whole counties

County Greene County, AL

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 12:00Z, 0.5 hours before the alert went out and 70 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: 2061 J/kg
Mixed-layer CIN: -59 J/kg
Mixed-layer LCL: 678 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 307 m²/s²
0-3 km storm-relative helicity: 485 m²/s²
Significant tornado parameter: 4.2
Supercell composite: 20.6

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Jun 27, 1:41 AM CDT, 5 hours 51 minutes before

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Special weather statement, Jun 27, 1:41 AM CDT, 5 hours 51 minutes before

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Special weather statement, Jun 27, 2:11 AM CDT, 5 hours 21 minutes before

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Special weather statement, Jun 27, 2:11 AM CDT, 5 hours 21 minutes before

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Special weather statement, Jun 27, 6:36 AM CDT, 56 minutes before

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Special weather statement, Jun 27, 6:36 AM CDT, 56 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 26, 10:30 PM CDT	Severe Thunderstorm Warning	BMX	Cleburne	30 min
Jun 26, 10:56 PM CDT	Severe Thunderstorm Warning	BMX	Marion	64 min
Jun 26, 11:18 PM CDT	Tornado Warning	BMX	Etowah	27 min
Jun 26, 11:23 PM CDT	Severe Thunderstorm Warning	BMX	Lamar	67 min
Jun 26, 11:38 PM CDT	Tornado Warning	BMX	Cherokee	37 min
Jun 27, 12:10 AM CDT	Tornado Warning	BMX	Calhoun, Cherokee, Cleburne	37 min
Jun 27, 12:14 AM CDT	Severe Thunderstorm Warning	BMX	Marshall	61 min
Jun 27, 12:26 AM CDT	Severe Thunderstorm Warning	BMX	DeKalb	34 min
Jun 27, 4:31 AM CDT	Severe Thunderstorm Warning	BMX	Greene	44 min
Jun 27, 7:15 AM CDT	Severe Thunderstorm Warning	BMX	Tuscaloosa	45 min
Jun 27, 8:05 AM CDT	Severe Thunderstorm Warning	BMX	Hale	40 min
Jun 27, 9:01 AM CDT	Severe Thunderstorm Warning	BMX	Bibb	59 min
Jun 27, 9:39 AM CDT	Severe Thunderstorm Warning	BMX	Perry	36 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1994 Every severe thunderstorm warning in 1994

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.