Lower Lafourche storm history

Francine's winds resulted in widespread damage to trees and powerlines, blocking numerous roads and causing damage to several homes and businesses. Around half of parish residents lost power during the storm.

The parish suffered extreme impacts as the eyewall raked much of the parish from Port Fourchon to Lockport as it moved inland. Nearly all buildings in the parish suffered some level of damage, with widespread catastrophic structural damage occurring across much of the parish. Num…

Storm surge caused significant damage across areas south of the Larose to Golden Meadow levees, and waves overtopping portions of the 12ft flood walls near the Leon Theriot Lock. One the east side of the Golden Meadow levee, inundation is estimated at 12-15ft, with waves and runu…

Zeta produced widespread damage throughout the parish as a result of strong winds. An unofficial weather station at Golden Meadow recorded maximum sustained winds of 87 mph with a peak wind gust of 110 mph. The winds downed trees and power lines throughout the parish and also res…

Ahead of the storm, parish officials issued a mandatory evacuation order for areas south of the flood gates and other low lying areas as well as a voluntary evacuation for all areas south of LA HWY 90. Zeta's storm surge flooded LA HWY 1, cutting off access to Port Fourchon. The …

Hurricane Gustav affected over 600 homes in lower Lafourche Parish with around 35 homes being destroyed and 400 receiving major to minor damage. Many businesses also received damage and numerous trees and utility poles were knocked down. Considerable damage occurred from both the…

Numerous structures mainly located outside the levee system were flooded.

Temperatures were below freezing for approximately 60 hours from the evening of January 20th through the afternoon of January 23rd. The coldest period was the morning of January 22nd when air temperatures and wind chills dropped into the 10 to 20 degree range across the parish wi…

Several inches of snow fell across the parish beginning in the early morning hours and tapering off mid afternoon. The highest reported amount was 6 inches in Galliano.

Using a combination of NAVD88 data as well as analysis from the storm surge unit, peak storm surge in lower Lafourche was 4-6 feet above normally dry ground right along the southwestern coast of the parish. MHHW levels in Grand Isle and Fourchon indicate surge was closer to 1-2 f…

Multiple days of high tides impacted the parish with many roads inundated. LA 1 was closed from Golden Meadow to Grand Isle due to water as well.

Nearby mesonet observations showed temperatures dropping below freezing around 2am on the 16th. Rain switched over to freezing rain around this time, resulting in around 0.1 inches ice accumulation. It can be assumed similar amounts fell across the parish as radar reflectivity wa…

An abnormally dry summer and fall lead to continuing D2 to D4 drought conditions across the zone.

The entire parish was in D3-D4 drought for the entire month.

The parish was under D3-D4 drought for the entire month.

Portions of the zone was under D2 to D4 drought due to minimal rainfall.

Very hot and humid weather occurred for all of southeast Louisiana on August 27th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 26th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 24th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 23rd. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for most of southeast Louisiana on August 15th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 14th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 13th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 12th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 11th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 10th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 9th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 8th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 7th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 6th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 5th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 4th. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred for all of southeast Louisiana on August 2nd. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Portions of the zone was under D2 to D4 drought due to minimal rainfall.

Very hot and humid weather occurred for all of southeast Louisiana on August 1st. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred over all of southeast Louisiana during the last day of July. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 115 degree range each afternoon.

Very hot and humid weather occurred over all of southeast Louisiana in mid July. High temperatures were in the upper 90s to 100 degrees with heat indices were in the 113 to 118 degree range.

Areas near Chackbay and Bayou Gaugue had backwater flooding.

Delta produced storm surge flooding, resulting in the closure of a few roads. The tide gauge at Port Fourchon recorded a peak water level of 1.79 ft MHHW. The tide gauge at Hackberry Bay recorded a peak water level of 3.70 ft NAVD88.

Observations in lower Lafourche Parish reporting minor to moderate storm surge inundation ranging from 2.09 ft MHHW at PTFL1 Port Fourchon NOS Station on the 22nd at 01:18 CDT to 4.03 ft NAVD88 from HACL1 in Hackberry Bay USGS Site HACL1 on the 22nd at 00:00 CDT.

During the time of highest inundation caused by storm surge, 2 to 3 feet of water covered portions of LA HWY 1 south of the Golden Meadow flood gate. The road was closed, completely cutting off areas south of the flood gate. USGS observation site HACL1 Hackberry Bay measured 2.63…