436
FPCN15 CWWG 111034
FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY
ENVIRONMENT CANADA AT 5:00 A.M. MDT SUNDAY 11 MAY 2025 FOR TODAY AND
MONDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT.
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MAJOR REFERENCE ELEVATIONS:
BANFF: 1384 METRES.
LAKE LOUISE: 1750 METRES.
HIGHWAY 93 - BOW SUMMIT: 2068 METRES.
HIGHWAY 93 - SUNWAPTA PASS: 2034 METRES.
COLUMBIA ICEFIELDS VISITORS CENTRE: 2006 METRES.
JASPER: 1061 METRES.
CANMORE: 1350 METRES.
HWY 40 - HIGHWOOD PASS: 2206 METRES.
PINCHER CREEK: 1030 METRES.
WATERTON: 1280 METRES.
CROWSNEST PASS: 1300 METRES.
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CITY OF CALGARY.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTHWEST 20 KM/H BECOMING LIGHT
THIS MORNING. HIGH 20. UV INDEX 6 OR HIGH.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY OVERNIGHT THEN PERIODS OF
RAIN. LOW 6.
MONDAY..RAIN ENDING IN THE AFTERNOON THEN CLOUDY WITH 60 PERCENT
CHANCE OF SHOWERS. AMOUNT 10 TO 20 MM. WIND BECOMING NORTHWEST
20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 9. UV INDEX 3 OR
MODERATE.
OKOTOKS - HIGH RIVER - CLARESHOLM.
TODAY..A MIX OF SUN AND CLOUD. HIGH 22. UV INDEX 6 OR HIGH.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY AFTER MIDNIGHT THEN RAIN.
AMOUNT 5 TO 10 MM. LOW 7.
MONDAY..RAIN ENDING NEAR NOON THEN CLOUDY WITH 60 PERCENT CHANCE OF
SHOWERS. RISK OF A THUNDERSTORM IN THE AFTERNOON. AMOUNT 10 TO
15 MM. WIND BECOMING SOUTHWEST 30 KM/H GUSTING TO 50 IN THE
AFTERNOON. HIGH 15. UV INDEX 4 OR MODERATE.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
TODAY..A MIX OF SUN AND CLOUD. HIGH 18. UV INDEX 6 OR HIGH.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY BEFORE MORNING WITH
60 PERCENT CHANCE OF SHOWERS. LOW 6.
MONDAY..RAIN. AMOUNT 15 TO 25 MM. TEMPERATURE STEADY NEAR 6. UV
INDEX 1 OR LOW.
DRUMHELLER - THREE HILLS.
TODAY..A MIX OF SUN AND CLOUD. HIGH 23. UV INDEX 6 OR HIGH.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY OVERNIGHT THEN PERIODS OF
RAIN. LOW 10.
MONDAY..PERIODS OF RAIN. AMOUNT 10 TO 20 MM. WIND BECOMING SOUTHWEST
20 KM/H GUSTING TO 40 IN THE AFTERNOON. HIGH 14. UV INDEX 1 OR LOW.
BROOKS - STRATHMORE - VULCAN.
TODAY..A MIX OF SUN AND CLOUD. WIND BECOMING SOUTHWEST 20 KM/H THIS
AFTERNOON. HIGH 23. UV INDEX 6 OR HIGH.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY AFTER MIDNIGHT THEN PERIODS
OF RAIN. AMOUNT 5 MM. WIND SOUTHWEST 20 KM/H BECOMING LIGHT THIS
EVENING. LOW 10.
MONDAY..RAIN ENDING NEAR NOON THEN CLOUDY WITH 60 PERCENT CHANCE OF
SHOWERS. RISK OF A THUNDERSTORM IN THE AFTERNOON. AMOUNT 5 TO 10 MM.
WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 18. UV
INDEX 4 OR MODERATE.
KANANASKIS - CANMORE.
TODAY..A MIX OF SUN AND CLOUD. HIGH 18. UV INDEX 6 OR HIGH.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY OVERNIGHT THEN PERIODS OF
RAIN. SNOW LEVEL 2000 METRES. LOW PLUS 5.
MONDAY..RAIN. AMOUNT 15 TO 25 MM. SNOW LEVEL 2000 METRES RISING TO
2300 METRES IN THE AFTERNOON. HIGH 9. UV INDEX 1 OR LOW.
BANFF NATIONAL PARK
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.
TODAY..A MIX OF SUN AND CLOUD. HIGH 16. UV INDEX 5 OR MODERATE.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING
AND AFTER MIDNIGHT. PERIODS OF RAIN BEGINNING OVERNIGHT. SNOW LEVEL
LOWERING TO 2000 METRES OVERNIGHT. LOW PLUS 5.
MONDAY..RAIN. RAINFALL AMOUNT 15 TO 25 MM EXCEPT SNOWFALL AMOUNT 10
CM OVER SECTIONS OF THE ICEFIELDS PARKWAY. SNOW LEVEL 2000 METRES.
HIGH 7. UV INDEX 1 OR LOW.
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING
JASPER NATIONAL PARK.
TODAY..A MIX OF SUN AND CLOUD. HIGH 16. UV INDEX 5 OR MODERATE.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
PERIODS OF RAIN BEGINNING NEAR MIDNIGHT. SNOW LEVEL LOWERING TO 1900
METRES OVERNIGHT. LOW PLUS 5.
MONDAY..RAIN. RAINFALL AMOUNT 10 TO 20 MM EXCEPT SNOWFALL AMOUNT 10
CM OVER SECTIONS OF THE ICEFIELDS PARKWAY. SNOW LEVEL 2000 METRES.
HIGH 9. UV INDEX 1 OR LOW.
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.
TODAY..A MIX OF SUN AND CLOUD. HIGH 17. UV INDEX 5 OR MODERATE.
TONIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING. PERIODS
OF RAIN BEGINNING NEAR MIDNIGHT. RISK OF A THUNDERSTORM THIS
EVENING. AMOUNT 5 TO 10 MM. LOW PLUS 4.
MONDAY..RAIN AT TIMES HEAVY. RAIN AT TIMES MIXED WITH WET SNOW IN THE
MORNING. RAINFALL AMOUNT 30 TO 40 MM. HIGH 8. UV INDEX 1 OR LOW.
ROCKY MOUNTAIN HOUSE - CAROLINE.
TODAY..A MIX OF SUN AND CLOUD. HIGH 18. UV INDEX 5 OR MODERATE.
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 6.
MONDAY..RAIN. AMOUNT 20 TO 30 MM. WIND BECOMING NORTH 20 KM/H IN THE
AFTERNOON. HIGH 10. UV INDEX 1 OR LOW.
RED DEER - PONOKA - INNISFAIL - STETTLER.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTH 20 KM/H BECOMING LIGHT THIS
MORNING. HIGH 20. UV INDEX 6 OR HIGH.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT.
LOW 9.
MONDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING.
RAIN BEGINNING IN THE MORNING. AMOUNT 20 TO 30 MM. WIND BECOMING
NORTHEAST 20 KM/H GUSTING TO 40 IN THE AFTERNOON. TEMPERATURE STEADY
NEAR 9. UV INDEX 1 OR LOW.
HANNA - CORONATION - OYEN.
TODAY..A MIX OF SUN AND CLOUD. HIGH 22. UV INDEX 6 OR HIGH.
TONIGHT..MAINLY CLOUDY. PERIODS OF RAIN BEGINNING OVERNIGHT. LOW 8.
MONDAY..RAIN ENDING IN THE AFTERNOON THEN CLOUDY WITH 60 PERCENT
CHANCE OF SHOWERS. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON.
AMOUNT 10 TO 15 MM. WIND BECOMING NORTHEAST 20 KM/H NEAR NOON THEN
BECOMING SOUTHWEST 20 GUSTING TO 40. HIGH 13. UV INDEX 3 OR
MODERATE.
MEDICINE HAT - BOW ISLAND - SUFFIELD.
TODAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON.
WIND BECOMING WEST 20 KM/H NEAR NOON. HIGH 24. UV INDEX 6 OR HIGH.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING
AND AFTER MIDNIGHT. PERIODS OF RAIN BEGINNING AFTER MIDNIGHT.
LOW 10.
MONDAY..PERIODS OF RAIN ENDING NEAR NOON THEN A MIX OF SUN AND CLOUD.
WIND BECOMING WEST 30 KM/H GUSTING TO 50 NEAR NOON. HIGH 22. UV
INDEX 6 OR HIGH.
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON. HIGH 25. UV INDEX 7 OR HIGH.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS
EVENING. PERIODS OF RAIN BEGINNING LATE THIS EVENING. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS EARLY IN
THE MORNING. WIND BECOMING WEST 30 KM/H GUSTING TO 50 IN THE
MORNING. HIGH 23. UV INDEX 7 OR HIGH.
LETHBRIDGE - TABER - MILK RIVER.
TODAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON.
WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT THIS AFTERNOON.
HIGH 23. UV INDEX 6 OR HIGH.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS
EVENING. RAIN BEGINNING LATE THIS EVENING. RISK OF A THUNDERSTORM
THIS EVENING. AMOUNT 5 TO 10 MM. WIND BECOMING NORTHWEST 20 KM/H
OVERNIGHT. LOW 9.
MONDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN A MIX OF SUN AND
CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. RISK OF A
THUNDERSTORM LATE IN THE AFTERNOON. WIND WEST 20 KM/H BECOMING
SOUTHWEST 40 GUSTING TO 60 NEAR NOON. HIGH 16. UV INDEX 6 OR HIGH.
CARDSTON - FORT MACLEOD - MAGRATH.
TODAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON.
RISK OF A THUNDERSTORM LATE THIS AFTERNOON. WIND SOUTHWEST 30 KM/H
GUSTING TO 50. HIGH 22. UV INDEX 6 OR HIGH.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
RAIN BEGINNING LATE THIS EVENING. RISK OF A THUNDERSTORM THIS
EVENING. AMOUNT 10 MM. LOW 8.
MONDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN A MIX OF SUN AND
CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. RISK OF A
THUNDERSTORM LATE IN THE AFTERNOON. WIND BECOMING SOUTHWEST 40 KM/H
GUSTING TO 60 NEAR NOON. HIGH 15. UV INDEX 6 OR HIGH.
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM LATE THIS AFTERNOON. WIND SOUTHWEST 30 KM/H GUSTING TO
50. HIGH 19. UV INDEX 6 OR HIGH.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. RAIN BEGINNING THIS EVENING. RISK OF A THUNDERSTORM EARLY
THIS EVENING. AMOUNT 10 MM. WIND WEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT THIS EVENING. LOW 7.
MONDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN A MIX OF SUN AND
CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM LATE
IN THE AFTERNOON. WIND BECOMING WEST 40 KM/H GUSTING TO 60 NEAR
NOON. HIGH 14. UV INDEX 5 OR MODERATE.
END
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