Update: 5:50 p.m. Pearl River, in eastern St. Tammany Parish, remains under a tornado warning until 6:15 p.m. Warning area also includes Picayune, Miss.

Update: 5:30 p.m.

The Causeway reopened in both directions, although restrictions remain in place.

Update: 5:15 p.m.

Heavy rain blew across western St. Tammany Parish late Tuesday afternoon as a dangerous cell moved across the area spawning a tornado warning that expired at 5:15 p.m.

The eastern part of the parish remains under a warning until 5:45 p.m.

The Causeway closed to traffic in both directions just before 5 p.m. A large water spout was spotted off the bridge a few minutes.

Heavy rain caused some street flooding in Old Mandeville. Portions of Monroe and Montgomery streets were affected.

Update: 4 p.m.

The Madisonville is under a tornado warning until 4:40 p.m., according to the National Weather Service.

Update: 3:00 p.m.

The city of Slidell closed its offices down at 3 p.m. because of severe weather after most government offices in St. Tammany Parish shut their doors earlier in the day.

The Slidell City Council meeting has not been canceled.

Essential personnel will remain on duty, spokesman Alex Carollo said. Reisdents call call the 24-hour hotline, 985-643-6140, if they have problems with water or sewer service.

Update: 2:05 p.m.

While most other government offices on the north shore closed down because of the threat of severe weather, Slidell offices remain open.

The Slidell City Council meeting will be held at 6:30 p.m. as scheduled.

In Mandeville, a Planning and Zoning Commission meeting on Port Marigny has been canceled.

Update: 1:33 p.m.

Washington St. Tammany Electric is reporting 62 outages in St. Tammany Parish, while CLECO is reporting two.

Tornado warning for northeastern St. Tammany Parish ended at 1 p.m.

Update: 1:18 p.m.

Restrictions are in place on the Causeway due to severe weather, according to the state Department of Transportation and Development.

Motorcycles, glass trucks and RVs are not being allowed onto the bridge in either direction.

Update: 1 p.m.

Mandeville Police and the St. Tammany Parish Sheriff’s Office say that there have been no reports of any touch downs by tornadoes.

No damage has been reported, according to Mandeville Police.

The tornado warning for areas around Mandeville and Lacombe ended at 1 p.m.

Update 12 noon:

St. Tammany is under a tornado warning until 1 p.m. as severe weather moves into the area. The National Weather Service encourages residents to take shelter. WWL-TV is reporting a large water spout on Lake Ponchartrain with twin water spouts circulating around it.

Update: 11:39 a.m.

The Causeway remains open.

Carlton Dufrechou, executive director of the Greater New Orleans Expressway Commission, said the bridge will remain open as long as possible as monitoring of thunderstorm cells continues. Full restrictions are in place, with no motorcycles, RVs or glass trucks allowed on the span.

Update: 11:30 a.m.

Mandeville and St. Tammany Parish government offices all announced 1 p.m. closings due to hazardous weather forecasts.

Covington Mayor Mike Cooper said that the city will probably close at 1 p.m. Slidell officials have not yet made a decision on whether to close municipal offices or whether the City Council meeting scheduled for Tuesday night will be canceled.

All non-emergency St. Tammany Parish government offices will close at 1 p.m. because of forecasts calling for hazardous weather conditions for the afternoon and evening.

Regular hours will resume at 8 a.m. Wednesday.