FPCN11 CWTO 191645 AAA
UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL
REGION ISSUED BY ENVIRONMENT CANADA AT 12:44 P.M. EDT SUNDAY 19 APRIL
2026 FOR TODAY AND MONDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 3:30 P.M. EDT.

DUNNVILLE - CALEDONIA - HALDIMAND.
TODAY..RAIN SHOWERS OR FLURRIES. WIND WEST 30 KM/H GUSTING TO 50.
 HIGH 7. UV INDEX 2 OR LOW.
TONIGHT..A FEW RAIN SHOWERS OR FLURRIES ENDING THIS EVENING THEN
 PARTLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES BEFORE MORNING. WIND
 BECOMING NORTHWEST 20 KM/H GUSTING TO 40 THIS EVENING. LOW MINUS 1.
 WIND CHILL MINUS 7 OVERNIGHT.
MONDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES IN THE MORNING.
 WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH PLUS 3. WIND CHILL
 MINUS 7 IN THE MORNING. UV INDEX 3 OR MODERATE.

NIAGARA FALLS - WELLAND - SOUTHERN NIAGARA REGION.
TODAY..RAIN SHOWERS OR FLURRIES. WIND WEST 30 KM/H GUSTING TO 50.
 HIGH 7. UV INDEX 2 OR LOW.
TONIGHT..A FEW RAIN SHOWERS OR FLURRIES ENDING THIS EVENING THEN
 PARTLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES BEFORE MORNING. WIND
 BECOMING NORTHWEST 20 KM/H GUSTING TO 40 THIS EVENING. LOW MINUS 1.
 WIND CHILL MINUS 7 OVERNIGHT.
MONDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES IN THE MORNING.
 WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH PLUS 3. WIND CHILL
 MINUS 7 IN THE MORNING. UV INDEX 4 OR MODERATE.

ST. CATHARINES - GRIMSBY - NORTHERN NIAGARA REGION.
TODAY..RAIN SHOWERS OR FLURRIES. WIND WEST 30 KM/H GUSTING TO 50.
 HIGH 8. UV INDEX 2 OR LOW.
TONIGHT..A FEW RAIN SHOWERS OR FLURRIES ENDING THIS EVENING THEN
 PARTLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES BEFORE MORNING. WIND
 BECOMING NORTHWEST 20 KM/H GUSTING TO 40 THIS EVENING. LOW MINUS 1.
 WIND CHILL MINUS 7 OVERNIGHT.
MONDAY..A MIX OF SUN AND CLOUD. 40 PERCENT CHANCE OF FLURRIES IN THE
 MORNING. WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH PLUS 3. WIND
 CHILL MINUS 7 IN THE MORNING. UV INDEX 4 OR MODERATE.

REMAINDER UNCHANGED.

END