Alert archive / Alabama / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 377, NWS Birmingham, AL

July 30, 2000Madison County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jul 30, 2000, 5:16 PM CDT for Madison County, Alabama. It was in force for 29 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: Jul 30, 2000, 5:16 PM CDT (22:16 UTC)
Expired: Jul 30, 2000, 5:45 PM CDT
In force: 29 min
Issued by: NWS Birmingham, AL
Area: Whole counties

County Madison County, AL

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 10.3 hours before the alert went out and 152 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: 240 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 578 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 107 m²/s²
0-3 km storm-relative helicity: 92 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS54 KBMX 302217
SVRBHM
ALC089-302245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
ISSUED BY NATIONAL WEATHER SERVICE MORRISTOWN TN
516 PM CDT SUN JUL 30 2000

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MADISON COUNTY IN NORTH CENTRAL ALABAMA

* UNTIL 545 PM CDT

* AT 508 PM CDT...A TRAINED WEATHER SPOTTER REPORTED A SEVERE
  THUNDERSTORM NEAR OWENS CROSSROADS...OR 9 MILES SOUTHEAST OF
  HUNTSVILLE...MOVING NORTHEAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  GURLEY AROUND 530 PM CDT
  12 MILES SOUTHEAST OF MOORES MILL AROUND 535 PM CDT
  11 MILES SOUTHEAST OF NEW MARKET AROUND 545 PM CDT

THE SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING...
  WINDS UP TO 60 MPH...WHICH COULD PUSH OVER SHALLOW ROOTED TREES AND
  BREAK LIMBS OFF OF TREES ABOUT THE SIZE OF YOUR WRIST.
  HAIL UP TO 1 INCH IN DIAMETER...OR THE SIZE OF QUARTERS.
  FREQUENT AND DEADLY CLOUD-TO-GROUND LIGHTNING.

SEEK A STURDY SHELTER IMMEDIATELY!

$$

LAT...LON 3456 8679 3459 8657 3448 8651 3449 8642
          3453 8638 3452 8633 3457 8631 3463 8637
          3476 8634 h3488 8635 3493 8632 3492 8625
          3499 8632 3499 8678

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 30, 2:31 PM CDT	Severe Thunderstorm Warning	BMX	Bullock	29 min
Jul 30, 5:48 PM CDT	Severe Thunderstorm Warning	BMX	Jackson	27 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2000 Every severe thunderstorm warning in 2000

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.