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Rainfall Warnings and Flood Watches Issued for Eastern Ontario and Western Quebec

Environment Canada has issued a rainfall warning for the Deep River and Algonquin Park area, expecting 25 to 50 millimetres of rain on Sunday and Monday. Special weather statements cover western Quebec and eastern Ontario outside the Kingston-Belleville area with 20 to 40 millimetres and 20 to 30 millimetres of rain, respectively. Flood watches are in place for several areas amid forecasts of abov

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1 source·Apr 13, 12:28 PM(1 day ago)·1m read
Rainfall Warnings and Flood Watches Issued for Eastern Ontario and Western Quebecdbking from Washington, DC / Wikimedia (CC BY 2.0)
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Rainfall Warnings and Statements The Deep River and Algonquin Park area are under a rainfall warning for 25 to 50 millimetres of rain on Sunday and Monday.

Up to 50 mm total could fall on Deep River. Western Quebec has a special weather statement about 20 to 40 millimetres of rain. Eastern Ontario outside the Kingston-Belleville area has a special weather statement about 20 to 30 millimetres of rain.

The Ottawa-Gatineau area is expected to receive 20-30 mm of rain. The weather station at Ottawa's international airport recorded 16 millimetres of rain on Sunday starting early that afternoon. Rain in Ottawa is not expected to continue to Monday night, according to Environment Canada.

There could be more rain in Ottawa on Tuesday. Ottawa's forecast has at least a chance of showers every day this week. Ottawa's forecast has above-average temperatures this week.

Flood Monitoring and Local Assessments Local authorities are not forecasting anything worse than nuisance spring flooding in low-lying areas.

There are flood watches in the Tay Valley and Rideau Lakes areas. There are flood watches in Quinte Conservation's inland waterways, according to Quinte Conservation.

Story Timeline

5 events
  1. Sunday afternoon, 2026-04-12

    Weather station at Ottawa's international airport recorded 16 millimetres of rain starting early that afternoon.

    1 sourceunattributed
  2. Sunday and Monday, 2026-04-12 to 2026-04-13

    Deep River and Algonquin Park area under rainfall warning for 25 to 50 millimetres of rain.

    1 sourceunattributed
  3. This week, 2026-04-13 onward

    Ottawa's forecast has at least a chance of showers every day and above-average temperatures.

    1 sourceunattributed
  4. Monday night, 2026-04-13

    Rain in Ottawa not expected to continue to Monday night.

    1 sourceEnvironment Canada
  5. Tuesday, 2026-04-14

    There could be more rain in Ottawa on Tuesday.

    1 sourceEnvironment Canada

Potential Impact

  1. 01

    Increased monitoring of inland waterways in Quinte Conservation areas due to flood watches.

  2. 02

    Potential disruptions from 20-50 mm rainfall in affected regions, including travel and outdoor activities.

  3. 03

    Nuisance spring flooding in low-lying areas of eastern Ontario.

  4. 04

    Daily shower chances in Ottawa may affect local planning amid above-average temperatures.

Transparency Panel

Sources cross-referenced1
Framing risk0/100 (low)
Confidence score70%
Synthesized bySubstrate AI (grok-4-fast-non-reasoning)
Word count188 words
PublishedApr 13, 2026, 12:28 PM

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