St. John the Baptist storm history

A chain reaction event of car accidents occurred on I-55 near mile marker 14 as dense fog reduced visibility to near zero. The pile up that took place included 158 vehicles and resulted in dozens of injuries and several fatalities. Many vehicles caught fire and one toppled over t…

Ida's winds downed trees and power lines parish-wide. Most structures in the parish suffered at least minor to moderate roof or other fascia damage, and numerous buildings collapsed or suffered other major damage in the form of roof or wall failure. Nearly every road in the paris…

The greater impact was from Francine's flooding rain, though. As the north and northeastern eyewall stretched into an east-west oriented band of heavy rainfall, training storms resulted in widespread rainfall totals of 4-7' across the parish with locally higher amounts, much of w…

As Ida's storm surge moved into the parish from Lakes Pontchartrain and Maurepas, Frenier Landing and Laplace were flooded. In Laplace, many residents were trapped in their homes or attics by up to 4-6 feet of water. Approximately 800 people were rescued from the Laplace area fol…

Zeta produced tropical storm force winds which downed trees, power lines, and power poles across the parish. At the peak, roughly one third of the parish was without power.

Hurricane Gustav affected over 700 homes with 13 homes being destroyed, 221 receiving major damage, and 81 minor damage. Many businesses also received damage and numerous trees and utility poles were knocked down. Most of the damage was caused by high winds associated with Gustav…

A combination of heat and humidity allowed heat indices to climb into the 113-115 degree range on July 29th, which meet extreme heat conditions.

A combination of heat and humidity allowed heat indices to climb into the 113-115 degree range on July 28th, which meet extreme heat conditions.

A combination of heat and humidity allowed heat indices to climb into the 113-115 degree range on July 23rd, which meet extreme heat conditions.

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 into the 10 to 20 degree range across the parish.

Several inches of snow fell across the parish beginning in the early morning hours and tapering off mid afternoon. The highest reported amount was 9.5 inches in Reserve.

Francine's winds resulted in isolated to scattered damage to trees and powerlines throughout the parish, with many areas losing power.

Using a combination of NAVD88 data as well as analysis from the storm surge unit, peak storm surge in St. John was 5-7 feet above normally dry ground right along the coast of the parish, specifically in the Manchac Wildlife Management Area. Storm surge from Lakes Pontchartrain an…

Multiple days of high tides impacted the parish with inundation outside of levees on the northern side of the parish.

A video showed several inches of standing water on neighborhood streets in Laplace.

Nearby mesonet and ASOS 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 reflec…

Flash flooding was reported along Windsor Boulevard in the River Forest Subdivision. Water covered many streets and some garages got water in them.

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.

Power lines down on Old Highway 51.

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 19th. 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.