800  
FPCN16 CWWG 182139  
FORECASTS FOR CENTRAL AND NORTHERN ALBERTA ISSUED BY ENVIRONMENT  
CANADA AT 4:00 P.M. MDT MONDAY 18 MAY 2026 FOR TONIGHT TUESDAY AND  
TUESDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT TUESDAY.  
 
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MAJOR REFERENCE ELEVATIONS:  
HIGHWAY 16 - OBED SUMMIT: 1164 METRES.  
HINTON: 1003 METRES.  
GRANDE CACHE: 1280 METRES.  
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CITY OF EDMONTON - ST. ALBERT - SHERWOOD PARK.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 4 WITH RISK OF FROST.  
TUESDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS LATE IN  
THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING NORTHWEST  
20 KM/H GUSTING TO 40 IN THE AFTERNOON. HIGH 17. UV INDEX 5 OR  
MODERATE.  
TUESDAY NIGHT..A FEW SHOWERS ENDING LATE IN THE EVENING THEN PARTLY  
CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN  
THE EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT  
NEAR MIDNIGHT. LOW 7.  
 
SPRUCE GROVE - MORINVILLE - MAYERTHORPE - EVANSBURG.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. WIND EAST 20 KM/H BECOMING  
LIGHT EARLY THIS EVENING. LOW PLUS 4 WITH RISK OF FROST.  
TUESDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING NORTHWEST  
20 KM/H GUSTING TO 40 IN THE AFTERNOON. HIGH 16. UV INDEX 5 OR  
MODERATE.  
TUESDAY NIGHT..A FEW SHOWERS ENDING IN THE EVENING THEN PARTLY CLOUDY  
WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN THE  
EVENING. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE  
EVENING. LOW PLUS 4 WITH RISK OF FROST.  
 
FORT SASKATCHEWAN - VEGREVILLE - REDWATER - SMOKY LAKE.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 2 WITH RISK OF FROST.  
TUESDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS LATE IN  
THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING WEST  
20 KM/H GUSTING TO 40 IN THE AFTERNOON. HIGH 16. UV INDEX 5 OR  
MODERATE.  
TUESDAY NIGHT..A FEW SHOWERS ENDING LATE IN THE EVENING THEN PARTLY  
CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN  
THE EVENING. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT LATE IN  
THE EVENING. LOW 6.  
 
DRAYTON VALLEY - DEVON - RIMBEY - PIGEON LAKE.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 4 WITH RISK OF FROST.  
TUESDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING WEST 20 KM/H  
GUSTING TO 40 IN THE AFTERNOON. HIGH 16. UV INDEX 5 OR MODERATE.  
TUESDAY NIGHT..A FEW SHOWERS ENDING IN THE EVENING THEN PARTLY CLOUDY  
WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN THE  
EVENING. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE  
EVENING. LOW PLUS 4 WITH RISK OF FROST.  
 
LEDUC - CAMROSE - WETASKIWIN - TOFIELD.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 3 WITH RISK OF FROST.  
TUESDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS LATE IN  
THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING WEST  
20 KM/H GUSTING TO 40 IN THE AFTERNOON. HIGH 15. UV INDEX 5 OR  
MODERATE.  
TUESDAY NIGHT..A FEW SHOWERS ENDING LATE IN THE EVENING THEN PARTLY  
CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN  
THE EVENING. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR  
MIDNIGHT. LOW 6.  
 
WESTLOCK - BARRHEAD - ATHABASCA.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 3 WITH RISK OF FROST.  
TUESDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY LATE IN THE MORNING  
WITH 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A  
THUNDERSTORM IN THE AFTERNOON. WIND BECOMING WEST 20 KM/H GUSTING TO  
40 IN THE AFTERNOON. HIGH 14. UV INDEX 5 OR MODERATE.  
TUESDAY NIGHT..A FEW SHOWERS ENDING LATE IN THE EVENING THEN PARTLY  
CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN  
THE EVENING. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE  
EVENING. LOW 7.  
 
LLOYDMINSTER - WAINWRIGHT - VERMILION - PROVOST.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING  
WITH RISK OF A THUNDERSTORM. FOG PATCHES DEVELOPING OVERNIGHT. WIND  
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW  
PLUS 4 WITH RISK OF FROST.  
TUESDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH  
60 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. RISK OF A  
THUNDERSTORM LATE IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE  
MORNING. HIGH 17. UV INDEX 6 OR HIGH.  
TUESDAY NIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE EVENING.  
SHOWERS BEGINNING LATE IN THE EVENING. RISK OF A THUNDERSTORM IN THE  
EVENING AND AFTER MIDNIGHT. LOCAL AMOUNT 5 TO 10 MM. WIND SOUTH  
20 KM/H BECOMING LIGHT IN THE EVENING. LOW 6.  
 
BONNYVILLE - ST. PAUL - COLD LAKE - LAC LA BICHE.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. FOG PATCHES DEVELOPING  
OVERNIGHT. LOW PLUS 2 WITH RISK OF FROST.  
TUESDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH  
60 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. RISK OF A  
THUNDERSTORM LATE IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE  
MORNING. WIND BECOMING SOUTHWEST 20 KM/H IN THE AFTERNOON. HIGH 17.  
UV INDEX 5 OR MODERATE.  
TUESDAY NIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE EVENING.  
SHOWERS BEGINNING LATE IN THE EVENING. RISK OF A THUNDERSTORM IN THE  
EVENING AND AFTER MIDNIGHT. WIND SOUTHWEST 20 KM/H BECOMING LIGHT IN  
THE EVENING. LOW 7.  
 
WHITECOURT - EDSON - FOX CREEK - SWAN HILLS.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. WIND WEST 20 KM/H GUSTING TO 40  
BECOMING LIGHT THIS EVENING. LOW PLUS 4 WITH RISK OF FROST.  
TUESDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE MORNING.  
A FEW SHOWERS BEGINNING NEAR NOON. RISK OF A THUNDERSTORM IN THE  
AFTERNOON. WIND BECOMING WEST 30 KM/H GUSTING TO 50 NEAR NOON.  
HIGH 14. UV INDEX 3 OR MODERATE.  
TUESDAY NIGHT..A FEW SHOWERS ENDING IN THE EVENING THEN PARTLY CLOUDY  
WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN THE  
EVENING. WIND WEST 30 KM/H GUSTING TO 50 BECOMING LIGHT IN THE  
EVENING. LOW PLUS 3 WITH RISK OF FROST.  
 
HINTON - GRANDE CACHE.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. 60 PERCENT CHANCE OF SHOWERS BEFORE MORNING. LOW PLUS 4.  
TUESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.  
RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND BECOMING WEST 30 KM/H  
GUSTING TO 50 IN THE MORNING. HIGH 12. UV INDEX 5 OR MODERATE.  
TUESDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK  
OF A THUNDERSTORM IN THE EVENING. WIND WEST 30 KM/H GUSTING TO 50  
BECOMING LIGHT IN THE EVENING. LOW PLUS 3.  
 
GRANDE PRAIRIE - BEAVERLODGE - VALLEYVIEW.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING AND BEFORE MORNING. WIND WEST 20 KM/H GUSTING TO 40 BECOMING  
LIGHT THIS EVENING. LOW 6.  
TUESDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS IN THE  
MORNING AND EARLY IN THE AFTERNOON. SHOWERS BEGINNING IN THE  
AFTERNOON. RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND BECOMING  
WEST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 15. UV INDEX 3 OR  
MODERATE.  
TUESDAY NIGHT..SHOWERS ENDING LATE IN THE EVENING THEN PARTLY CLOUDY  
WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN THE  
EVENING. WIND WEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE IN THE  
EVENING. LOW PLUS 5.  
 
PEACE RIVER - FAIRVIEW - HIGH PRAIRIE - MANNING.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING AND BEFORE MORNING. WIND SOUTHWEST 20 KM/H BECOMING LIGHT  
THIS EVENING. LOW 6.  
TUESDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING.  
SHOWERS BEGINNING EARLY IN THE MORNING. RISK OF A THUNDERSTORM IN  
THE AFTERNOON. WIND BECOMING WEST 20 KM/H GUSTING TO 40 IN THE  
MORNING. HIGH 14. UV INDEX 2 OR LOW.  
TUESDAY NIGHT..SHOWERS ENDING LATE IN THE EVENING THEN PARTLY CLOUDY.  
RISK OF A THUNDERSTORM IN THE EVENING. WIND WEST 20 KM/H GUSTING TO  
40 BECOMING LIGHT IN THE EVENING. LOW 7.  
 
SLAVE LAKE.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. LOW PLUS 4 WITH RISK OF FROST.  
TUESDAY..INCREASING CLOUDINESS. A FEW SHOWERS BEGINNING IN THE  
MORNING. RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND BECOMING WEST  
30 KM/H GUSTING TO 50 NEAR NOON. HIGH 12. UV INDEX 2 OR LOW.  
TUESDAY NIGHT..SHOWERS. RISK OF A THUNDERSTORM IN THE EVENING. WIND  
WEST 30 KM/H GUSTING TO 50. LOW 6.  
 
WABASCA - PEERLESS LAKE - GIFT LAKE - CADOTTE LAKE.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. LOW 6.  
TUESDAY..BECOMING CLOUDY IN THE MORNING WITH A FEW SHOWERS. RISK OF A  
THUNDERSTORM IN THE AFTERNOON. WIND BECOMING WEST 20 KM/H EARLY IN  
THE AFTERNOON. HIGH 14. UV INDEX 2 OR LOW.  
TUESDAY NIGHT..SHOWERS. RISK OF A THUNDERSTORM IN THE EVENING. WIND  
WEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW 6.  
 
FORT MCMURRAY - FORT MACKAY.  
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING AND RISK OF A THUNDERSTORM. CLEARING THIS EVENING. LOW  
PLUS 3 WITH RISK OF FROST.  
TUESDAY..SUNNY EARLY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH  
60 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. RISK OF A  
THUNDERSTORM LATE IN THE AFTERNOON. WIND BECOMING SOUTHWEST 20 KM/H  
NEAR NOON. HIGH 18. UV INDEX 5 OR MODERATE.  
TUESDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK  
OF A THUNDERSTORM IN THE EVENING. WIND SOUTHWEST 20 KM/H BECOMING  
LIGHT IN THE EVENING. LOW 7.  
 
FORT CHIPEWYAN - WOOD BUFFALO NATIONAL PARK.  
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY OVERNIGHT. WIND EAST 20 KM/H  
BECOMING LIGHT THIS EVENING. LOW PLUS 3.  
TUESDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS LATE IN  
THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING EAST  
20 KM/H IN THE AFTERNOON. HIGH 16. UV INDEX 5 OR MODERATE.  
TUESDAY NIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK  
OF A THUNDERSTORM EARLY IN THE EVENING. WIND EAST 20 KM/H BECOMING  
LIGHT IN THE EVENING. LOW 6.  
 
HIGH LEVEL - RAINBOW LAKE - FORT VERMILION - MACKENZIE HWY.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. WIND SOUTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 4  
WITH RISK OF FROST.  
TUESDAY..CLOUDY. A FEW SHOWERS BEGINNING IN THE AFTERNOON. RISK OF A  
THUNDERSTORM LATE IN THE AFTERNOON. WIND BECOMING NORTHWEST 20 KM/H  
GUSTING TO 40 NEAR NOON. HIGH 15. UV INDEX 2 OR LOW.  
TUESDAY NIGHT..SHOWERS. RISK OF A THUNDERSTORM EARLY IN THE EVENING.  
LOCAL AMOUNT 5 TO 10 MM. WIND NORTHWEST 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW 7.  
 
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