Alert archive / Alabama / Special Weather Statements in 2017

Special Weather Statement, NWS Birmingham, AL

July 8, 2017Hale County, Perry County, Sumter County, Alabama

NWS Birmingham, AL issued this special weather statement at Jul 8, 2017, 1:41 PM CDT for Hale County, Perry County, Sumter County, Alabama. It was in force for 34 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: Jul 8, 2017, 1:41 PM CDT (18:41 UTC)
Expired: Jul 8, 2017, 2:15 PM CDT
In force: 34 min
Issued by: NWS Birmingham, AL

Counties Hale County, AL, Perry County, AL, Sumter County, AL

The radar

The Birmingham radar (KBMX), 131 km from the middle of the area, began a volume at 18:40 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 nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 6.7 hours before the alert went out and 131 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: 2293 J/kg
Mixed-layer CIN: -19 J/kg
Mixed-layer LCL: 591 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: -25 m²/s²
0-3 km storm-relative helicity: 4 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 8, 12:38 PM CDT, 1 hour 3 minutes earlier.

Area forecast discussion, Jul 8, 12:38 PM CDT, 1 hour 3 minutes before

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Hazardous weather outlook, Jul 8, 11:54 AM CDT, 1 hour 47 minutes before

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In the hours before

Special weather statement, Jul 8, 12:44 PM CDT, 57 minutes before

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Special weather statement, Jul 8, 12:58 PM CDT, 43 minutes before

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Special weather statement, Jul 8, 1:12 PM CDT, 29 minutes before

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Special weather statement, Jul 8, 1:31 PM CDT, 10 minutes before

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Special weather statement, Jul 8, 1:37 PM CDT, 4 minutes before

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Special weather statement, Jul 8, 1:41 PM CDT, 0 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
Jul 8, 10:18 AM CDT	Special Weather Statement	BMX	Fayette	27 min
Jul 8, 10:40 AM CDT	Special Weather Statement	BMX	Fayette	50 min
Jul 8, 11:06 AM CDT	Special Weather Statement	BMX	Lamar	24 min
Jul 8, 11:26 AM CDT	Special Weather Statement	BMX	Fayette, Lamar	34 min
Jul 8, 11:34 AM CDT	Areal Flood Advisory	BMX	Fayette, Lamar	116 min
Jul 8, 11:56 AM CDT	Special Weather Statement	BMX	Fayette, Pickens	34 min
Jul 8, 12:19 PM CDT	Special Weather Statement	BMX	Pickens, Tuscaloosa	26 min
Jul 8, 12:37 PM CDT	Special Weather Statement	BMX	Greene, Pickens	23 min
Jul 8, 12:44 PM CDT	Special Weather Statement	BMX	Pickens, Tuscaloosa	31 min
Jul 8, 12:58 PM CDT	Special Weather Statement	BMX	Greene	17 min
Jul 8, 1:12 PM CDT	Special Weather Statement	BMX	Greene, Hale, Sumter	33 min
Jul 8, 1:31 PM CDT	Special Weather Statement	BMX	Barbour	44 min
Jul 8, 1:37 PM CDT	Special Weather Statement	BMX	Calhoun	23 min
Jul 8, 2:15 PM CDT	Special Weather Statement	BMX	Talladega	45 min
Jul 8, 2:17 PM CDT	Special Weather Statement	BMX	Tallapoosa	43 min
Jul 8, 2:19 PM CDT	Special Weather Statement	BMX	Marengo	41 min
Jul 8, 2:21 PM CDT	Special Weather Statement	BMX	Russell	39 min
Jul 8, 2:42 PM CDT	Special Weather Statement	BMX	Pike	33 min
Jul 8, 3:45 PM CDT	Special Weather Statement	BMX	Russell	45 min
Jul 8, 3:48 PM CDT	Special Weather Statement	BMX	Pike	42 min
Jul 8, 4:35 PM CDT	Special Weather Statement	BMX	Bullock	40 min

Nearby

Special Weather Statements in Alabama, 2017 Every special weather statement in 2017

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.