Wind alert for July 29, 2015

The province has issued a wind alert for Lake Manitoba. Gale force winds may cause sharp rises in lake levels. The strongest effect will be seen at the south end of Lake Manitoba from roughly Lynchs Point in the west to Twin Beaches in the east where water levels may rise five feet. The wind forecast map can be found at:

http://www.gov.mb.ca/mit/floodinfo/floodoutlook/forecast_centre/flood_sheets/2015/manitoba_lakes_Jul_29_2015_WindAlertMap.pdf

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Lake Manitoba update: July 27, 2015

The descent of Lake Manitoba has stalled with the heavy recent rains. It is currently sitting at 812.68 feet, the same level as last week. The flow gauge on the Waterhen River remains offline so there continues to be no update. Outflow at Fairford is currently 10,731 cfs. The Whitemud flow has dropped to just 53 cfs. Flow on the Assiniboine at Holland continues to fall and now sits at about 2,800 cfs. Lake St. Martin has now dropped below flood level.

River update
Time: 6:00 AM July 27
Portage Diversion: closed
Assiniboine at Holland: 2,789 cfs
Assiniboine at Headingly: 2,895 cfs
Waterhen: no data
Whitemud: 53 cfs
Fairford: 10,767 cfs
 
Lake update
Time: 6:00 AM July 27
Steep Rock: 812.70 ft
Westbourne: 812.66 ft
Mean level: 812.68 ft
Lake St. Martin: 800.85 ft

Flood update: July 19, 2015

The rain this week appears to have slowed the descent of Lake Manitoba. It is currently sitting at 812.66 feet, just 0.02 feet below last week’s reading. The flow gauge on the Waterhen River remained offline this week so there is no update. Outflow at Fairford is currently 10,731 cfs. The Whitemud flow is a bit higher with the rain, but is still just 145 cfs. Flow on the Assiniboine at Holland continues to fall and now sits at about 3,200 cfs. The Lake St. Martin gauge is currently offline.

River update
Time: 6:00 AM July 19
Portage Diversion: closed
Assiniboine at Holland: 3,177 cfs
Assiniboine at Headingly: 3,001 cfs
Waterhen: no data
Whitemud: 145 cfs
Fairford: 10,731 cfs
 
Lake update
Time: 6:00 AM July 19
Steep Rock: 812.66 ft
Westbourne: 812.66 ft
Mean level: 812.66 ft
Lake St. Martin: no data

Flood update: July 12, 2015

All the news continues to be good. Lake Manitoba is falling back toward its operating range, and should be below 812.5 feet in the next couple of weeks. It is currently sitting at 812.68 feet, with the Steep Rock gauge reading higher as southerly winds push water north. The flow gauge on the Waterhen River has been offline the last couple of days, so there is no update. Outflow at Fairford is currently 10,943 cfs. The Whitemud flow remains low at just 106 cfs. Flow on the Assiniboine at Holland continues to fall and now sits at about 3,600 cfs. Lake St. Martin has risen fallen to 801.02 feet, just above its flood level of 801.0 feet.

River update
Time: 4:00 PM July 12
Portage Diversion: closed
Assiniboine at Holland: 3,601 cfs
Assiniboine at Headingly: 3,530 cfs
Waterhen: gauge offline
Whitemud: 106 cfs
Fairford: 10,943 cfs
 
Lake update
Time: 4:00 PM July 12
Steep Rock: 812.76 ft
Westbourne: 812.60 ft
Mean level: 812.68 ft
Lake St. Martin: 801.02 ft

Flood update: July 5, 2015

The lake is sloshing around right now making it difficult to get an accurate read on it level. On Wednesday when the lake was calm, the level had fallen to 812.76 feet. This morning, with the level in the south basin much higher than the north basin after last night’s storm, the mean level is 812.84 feet. Inflow from the Waterhen River continues to fall and is now just 6,213 cfs. Flows at Fairford this morning are just under 10,500 cfs. The Whitemud flow is now down to a trickle and is just 106 cfs. Flow on the Assiniboine at Holland continues to fall and now sits at about 4,024 cfs. Lake St. Martin has risen slightly sitting at 801.28 feet.

River update
Time: 6:30 AM July 5
Portage Diversion: closed
Assiniboine at Holland: 4,024 cfs
Assiniboine at Headingly: 3,848 cfs
Waterhen: 6,213 cfs
Whitemud: 106 cfs
Fairford: 10,449 cfs
 
Lake update
Time: 6:30 AM July 5
Steep Rock: 812.66 ft
Westbourne: 813.02 ft
Mean level: 812.84 ft
Lake St. Martin: 801.28 ft