NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.

Environment and Climate Change Canada Marine Forecast FPCN13 CWTO

FPCN13 CWTO 311945
FORECASTS FOR FAR NORTHERN ONTARIO ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. EDT MONDAY 31 MARCH 2025 FOR TONIGHT TUESDAY AND TUESDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:30 A.M. EDT TUESDAY.

SANDY LAKE - WEAGAMOW LAKE - DEER LAKE.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 25. WIND CHILL MINUS 17
THIS EVENING AND MINUS 29 OVERNIGHT. RISK OF FROSTBITE.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 5. WIND CHILL MINUS 30
IN THE MORNING AND MINUS 9 IN THE AFTERNOON. RISK OF FROSTBITE. UV
INDEX 3 OR MODERATE.
TUESDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY AFTER MIDNIGHT. WIND UP
TO 15 KM/H. LOW MINUS 16. WIND CHILL MINUS 10 IN THE EVENING AND
MINUS 22 OVERNIGHT.

PIKANGIKUM - POPLAR HILL - MACDOWELL. TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 21. WIND CHILL MINUS 7 THIS EVENING AND MINUS 28 OVERNIGHT. RISK OF FROSTBITE. TUESDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH MINUS 2. WIND CHILL MINUS 28 IN THE MORNING AND MINUS 6 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..INCREASING CLOUDINESS IN THE EVENING. WIND UP TO 15 KM/H. LOW MINUS 10. WIND CHILL MINUS 7 IN THE EVENING AND MINUS 15 OVERNIGHT.

PICKLE LAKE - CAT LAKE. TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES THIS EVENING. WIND NORTHWEST 20 KM/H BECOMING LIGHT EARLY THIS EVENING. LOW MINUS 22. WIND CHILL MINUS 8 THIS EVENING AND MINUS 26 OVERNIGHT. TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 5. WIND CHILL MINUS 27 IN THE MORNING AND MINUS 9 IN THE AFTERNOON. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY BEFORE MORNING. WIND UP TO 15 KM/H. LOW MINUS 12. WIND CHILL MINUS 10 IN THE EVENING AND MINUS 19 OVERNIGHT.

SUMMER BEAVER - WUNNUMMIN LAKE - KINGFISHER LAKE. TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF FLURRIES THIS EVENING. WIND NORTHWEST 20 KM/H BECOMING LIGHT EARLY THIS EVENING. LOW MINUS 24. WIND CHILL MINUS 15 THIS EVENING AND MINUS 28 OVERNIGHT. RISK OF FROSTBITE. TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 8. WIND CHILL MINUS 29 IN THE MORNING AND MINUS 11 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 16. WIND CHILL MINUS 14 IN THE EVENING AND MINUS 24 OVERNIGHT.

BIG TROUT LAKE - KASABONIKA. TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES THIS EVENING. CLEARING OVERNIGHT. WIND NORTH 20 KM/H BECOMING LIGHT EARLY THIS EVENING. LOW MINUS 26. WIND CHILL MINUS 22 THIS EVENING AND MINUS 30 OVERNIGHT. RISK OF FROSTBITE. TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 9. WIND CHILL MINUS 31 IN THE MORNING AND MINUS 13 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 18. WIND CHILL MINUS 15 IN THE EVENING AND MINUS 27 OVERNIGHT.

SACHIGO LAKE - BEARSKIN LAKE. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES EARLY THIS EVENING THEN CLEAR. WIND UP TO 15 KM/H. LOW MINUS 27. WIND CHILL MINUS 19 THIS EVENING AND MINUS 31 OVERNIGHT. RISK OF FROSTBITE. TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 9. WIND CHILL MINUS 36 IN THE MORNING AND MINUS 14 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 18. WIND CHILL MINUS 16 IN THE EVENING AND MINUS 25 OVERNIGHT.

FORT HOPE - LANSDOWNE HOUSE - OGOKI. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. WIND NORTHWEST 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW MINUS 21. WIND CHILL MINUS 9 THIS EVENING AND MINUS 27 OVERNIGHT. TUESDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF FLURRIES EARLY IN THE MORNING THEN SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 6. WIND CHILL MINUS 25 IN THE MORNING AND MINUS 8 IN THE AFTERNOON. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 18. WIND CHILL MINUS 10 IN THE EVENING AND MINUS 25 OVERNIGHT.

WEBEQUIE. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. WIND NORTHWEST 20 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW MINUS 21. WIND CHILL MINUS 12 THIS EVENING AND MINUS 28 OVERNIGHT. RISK OF FROSTBITE. TUESDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF FLURRIES EARLY IN THE MORNING THEN SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 8. WIND CHILL MINUS 28 IN THE MORNING AND MINUS 11 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 18. WIND CHILL MINUS 12 IN THE EVENING AND MINUS 27 OVERNIGHT.

MOOSONEE. TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES LATE THIS EVENING AND OVERNIGHT. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT LATE THIS EVENING. LOW MINUS 19. WIND CHILL MINUS 15 THIS EVENING AND MINUS 25 OVERNIGHT. TUESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES EARLY IN THE MORNING. WIND UP TO 15 KM/H. HIGH MINUS 8. WIND CHILL MINUS 26 IN THE MORNING AND MINUS 14 IN THE AFTERNOON. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY. BECOMING CLEAR LATE IN THE EVENING. WIND UP TO 15 KM/H. LOW MINUS 20. WIND CHILL MINUS 16 IN THE EVENING AND MINUS 27 OVERNIGHT.

FORT ALBANY. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND NORTH 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW MINUS 19. WIND CHILL MINUS 15 THIS EVENING AND MINUS 25 OVERNIGHT. TUESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES EARLY IN THE MORNING. WIND NORTH 20 KM/H BECOMING LIGHT IN THE MORNING. HIGH MINUS 8. WIND CHILL MINUS 29 IN THE MORNING AND MINUS 11 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY. CLEARING NEAR MIDNIGHT. WIND UP TO 15 KM/H. LOW MINUS 20. WIND CHILL MINUS 15 IN THE EVENING AND MINUS 27 OVERNIGHT.

ATTAWAPISKAT. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND NORTH 20 KM/H. LOW MINUS 21. WIND CHILL MINUS 14 THIS EVENING AND MINUS 28 OVERNIGHT. RISK OF FROSTBITE. TUESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES EARLY IN THE MORNING. WIND UP TO 15 KM/H. HIGH MINUS 9. WIND CHILL MINUS 28 IN THE MORNING AND MINUS 12 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..MAINLY CLOUDY. CLEARING NEAR MIDNIGHT. WIND UP TO 15 KM/H. LOW MINUS 21. WIND CHILL MINUS 14 IN THE EVENING AND MINUS 28 OVERNIGHT. RISK OF FROSTBITE.

FORT SEVERN. TONIGHT..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES EARLY THIS EVENING. CLEARING THIS EVENING. WIND NORTH 20 KM/H BECOMING LIGHT EARLY THIS EVENING. LOW MINUS 29. WIND CHILL MINUS 27 THIS EVENING AND MINUS 37 OVERNIGHT. RISK OF FROSTBITE. TUESDAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 13. WIND CHILL MINUS 38 IN THE MORNING AND MINUS 18 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 23. WIND CHILL MINUS 18 IN THE EVENING AND MINUS 31 OVERNIGHT. RISK OF FROSTBITE.

PEAWANUCK. TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES THIS EVENING AND AFTER MIDNIGHT. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT LATE THIS EVENING. LOW MINUS 27. WIND CHILL MINUS 15 THIS EVENING AND MINUS 35 OVERNIGHT. RISK OF FROSTBITE. TUESDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 14. WIND CHILL MINUS 36 IN THE MORNING AND MINUS 17 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 23. WIND CHILL MINUS 19 IN THE EVENING AND MINUS 33 OVERNIGHT. RISK OF FROSTBITE.

END