FPCN11 CWTO 052126 AAD

UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL

REGION ISSUED BY ENVIRONMENT CANADA AT 5:26 P.M. EDT TUESDAY 5 MAY

2026 FOR TONIGHT WEDNESDAY AND WEDNESDAY NIGHT.

THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. EDT

WEDNESDAY.



SIMCOE - DELHI - NORFOLK.

TONIGHT..PERIODS OF RAIN. LOW 7.

WEDNESDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN MAINLY CLOUDY.

 HIGH 11. UV INDEX 5 OR MODERATE.

WEDNESDAY NIGHT..CLEARING NEAR MIDNIGHT. LOW PLUS 4.



DUNNVILLE - CALEDONIA - HALDIMAND.

TONIGHT..RAIN. AMOUNT 10 TO 20 MM. LOW 7.

WEDNESDAY..RAIN ENDING NEAR NOON THEN MAINLY CLOUDY. HIGH 11. UV

 INDEX 5 OR MODERATE.

WEDNESDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE

 EVENING. CLEARING OVERNIGHT. LOW PLUS 4.



WOODSTOCK - TILLSONBURG - OXFORD COUNTY.

TONIGHT..SHOWERS ENDING THIS EVENING THEN MAINLY CLOUDY WITH

 30 PERCENT CHANCE OF SHOWERS LATE THIS EVENING AND AFTER MIDNIGHT. A

 FEW SHOWERS BEGINNING AFTER MIDNIGHT. LOW 6.

WEDNESDAY..A FEW SHOWERS ENDING IN THE MORNING THEN MAINLY CLOUDY.

 HIGH 12. UV INDEX 5 OR MODERATE.

WEDNESDAY NIGHT..MAINLY CLOUDY. CLEARING AFTER MIDNIGHT. LOW PLUS 2

 WITH RISK OF FROST.



BRANTFORD - COUNTY OF BRANT.

TONIGHT..SHOWERS ENDING THIS EVENING THEN MAINLY CLOUDY WITH

 30 PERCENT CHANCE OF SHOWERS LATE THIS EVENING AND AFTER MIDNIGHT. A

 FEW SHOWERS BEGINNING AFTER MIDNIGHT. LOW 6.

WEDNESDAY..A FEW SHOWERS ENDING IN THE MORNING THEN MAINLY CLOUDY.

 HIGH 12. UV INDEX 5 OR MODERATE.

WEDNESDAY NIGHT..MAINLY CLOUDY. CLEARING AFTER MIDNIGHT. LOW PLUS 2

 WITH RISK OF FROST.



NIAGARA FALLS - WELLAND - SOUTHERN NIAGARA REGION.

TONIGHT..RAIN. AMOUNT 10 TO 20 MM. LOW 7.

WEDNESDAY..RAIN ENDING NEAR NOON THEN MAINLY CLOUDY. HIGH 12. UV

 INDEX 5 OR MODERATE.

WEDNESDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE

 EVENING. CLEARING OVERNIGHT. LOW PLUS 4.



ST. CATHARINES - GRIMSBY - NORTHERN NIAGARA REGION.

TONIGHT..RAIN. AMOUNT 10 TO 20 MM. LOW 7.

WEDNESDAY..RAIN ENDING NEAR NOON THEN MAINLY CLOUDY. HIGH 12. UV

 INDEX 5 OR MODERATE.

WEDNESDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE

 EVENING. CLEARING OVERNIGHT. LOW PLUS 4.



CITY OF HAMILTON.

TONIGHT..SHOWERS ENDING THIS EVENING THEN MAINLY CLOUDY WITH

 30 PERCENT CHANCE OF SHOWERS LATE THIS EVENING AND AFTER MIDNIGHT. A

 FEW SHOWERS BEGINNING AFTER MIDNIGHT. WIND WEST 30 KM/H BECOMING

 LIGHT EARLY THIS EVENING. LOW 6.

WEDNESDAY..A FEW SHOWERS ENDING IN THE MORNING THEN MAINLY CLOUDY.

 HIGH 12. UV INDEX 5 OR MODERATE.

WEDNESDAY NIGHT..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS IN

 THE EVENING. CLEARING AFTER MIDNIGHT. LOW PLUS 3 WITH RISK OF FROST.



REMAINDER UNCHANGED.



END