Alert archive / Alabama / Special Weather Statements in 2020
Special Weather Statement, NWS Huntsville, AL
NWS Huntsville, AL issued this special weather statement at Aug 6, 2020, 3:12 PM CDT for Jackson County, Alabama. It was in force for 33 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
- Aug 6, 2020, 3:12 PM CDT (20:12 UTC)
- Expired
- Aug 6, 2020, 3:45 PM CDT
- In force
- 33 min
- Issued by
- NWS Huntsville, AL
County Jackson County, AL
The radar
The Northeast Alabama radar (KHTX), 27 km from the middle of the area, began a volume at 20:13 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
Nashville Metro, TN (KBNA), launched 12:00Z, 8.2 hours before the alert went out and 168 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.
- Mixed-layer CAPE
- 11 J/kg
- Mixed-layer CIN
- -113 J/kg
- Mixed-layer LCL
- 1037 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>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 Huntsville, AL wrote its last area forecast discussion before this special weather statement went out at Aug 6, 2:54 PM CDT, 18 minutes earlier.
Area forecast discussion, Aug 6, 2:54 PM CDT, 18 minutes before
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</html>Hazardous weather outlook, Aug 6, 3:07 PM CDT, 5 minutes before
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</html>In the hours before
Special weather statement, Aug 6, 3:12 PM CDT, 0 minutes before
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</html>Nearby
Special Weather Statements in Alabama, 2020Every special weather statement in 2020
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.