The combination of a strong pressure gradient and a wake low produced strong and gusty southeast winds during the mid to late evening hours.  Frequent gusts over 40 mph were reported on area wind gages, including a 48 mph gust at the Huntsville International Airport during the wake low.  Atop Monte Sano mountain in Huntsville, a gust of 52 mph was reported.   The result were several trees and power lines being knocked down across several north Alabama counties.

Strong Wind in LAUDERDALE, ALABAMA
From 22-APR-18 05:00:00 to 23-APR-18 10:00:00 (CST-6)
Magnitude: 35.00 MG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Strong and gusty winds of 30-35 mph with gusts around 40 mph occurred during the evening hours of the 22nd into the early morning hours of the 23rd.  A couple of trees were knocked down along Huntsville Road in Florence.

Strong Wind in DEKALB, ALABAMA
From 22-APR-18 06:00:00 to 23-APR-18 01:00:00 (CST-6)
Magnitude: 35.00 EG
Property damage: 5.00K
Reported by: Emergency Manager

Strong and gusty winds of 30-35 mph with gusts around 40 mph occurred during the evening hours of the 22nd into the early morning hours of the 23rd.  A wake low event enhanced the winds and wind gusts between 10 pm and 1 am in DeKalb County. A tree was knocked down onto a vehicle 5 miles WSW of Crossville.

Strong Wind in MORGAN, ALABAMA
From 22-APR-18 05:00:00 to 23-APR-18 01:00:00 (CST-6)
Magnitude: 35.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Strong and gusty winds of 25-30 mph with gusts around 40 mph occurred during the evening hours of the 22nd into the early morning hours of the 23rd.  A wake low event enhanced the winds and wind gusts between 8 pm and Midnight in Morgan County.  There was a report of sporadic tree damage west of Hartselle along Highway 36 at 1010 pm.

Strong Wind in LIMESTONE, ALABAMA
From 22-APR-18 05:00:00 to 23-APR-18 01:00:00 (CST-6)
Magnitude: 43.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Newspaper

Strong and gusty winds of 30-35 mph with gusts around 50 mph occurred during the evening hours of the 22nd into the early morning hours of the 23rd.  A wake low event enhanced the winds and wind gusts between 8 pm and Midnight in Limestone County.  A newspaper reported numerous reports of trees and power lines down across the county during this event causing power outages for at least 6700 residents.  A Sheriff Deputy dispatched to one of the trees blocking Elkton Road.  In doing so, another large tree fell during the event onto the vehicle causing a minor injury.  Thankfully, the roll cage behind the seat of the passenger protected him from serious injury or worse.  The vehicle is a total loss.  Another large tree fell across Piney Creek Bridge.  Another fell onto a fence of a farm allowing a number of cattle to get loose.

Strong Wind in MARSHALL, ALABAMA
From 22-APR-18 05:00:00 to 23-APR-18 01:00:00 (CST-6)
Magnitude: 43.00 EG
Property damage: 10.00K
Reported by: Emergency Manager

Strong and gusty winds of 30-35 mph with gusts around 50 mph occurred during the evening hours of the 22nd into the early morning hours of the 23rd.  A wake low event enhanced the winds and wind gusts between 10 pm and 1 am in Marshall County. Several trees and power lines were knocked down across the county.

Strong Wind in MADISON, ALABAMA
From 22-APR-18 05:00:00 to 23-APR-18 01:00:00 (CST-6)
Magnitude: 45.00 MG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Strong and gusty winds of 30-35 mph with gusts around 50 mph occurred during the evening hours of the 22nd into the early morning hours of the 23rd.  A wake low event enhanced the winds and wind gusts between 10 pm and 1 am in Madison County.    Peak winds of 48 mph were reported at the Huntsville International Airport at 1153 pm.  Winds gusted over 40 mph in the higher elevations of Madison County from 5 pm through 1 am.  A peak gust of 52 mph was registered at a CWOP weather station on Monte Sano mountain at 1003 pm. Several trees and power lines were knocked down.  Power poles were snapped on Drake Avenue.  Power outages were reported at many locations.