709
FPCN15 CWWG 071644
FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY
ENVIRONMENT CANADA AT 11:00 A.M. MDT MONDAY 7 SEPTEMBER 2026 FOR
TODAY AND TUESDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.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..SHOWERS. LOCAL AMOUNT 5 TO 10 MM. FOG PATCHES DISSIPATING NEAR
NOON. WIND NORTH 20 KM/H GUSTING TO 40. HIGH 13. UV INDEX 2 OR LOW.
TONIGHT..RAIN. AMOUNT 5 TO 10 MM. WIND NORTH 20 KM/H GUSTING TO 40
BECOMING LIGHT NEAR MIDNIGHT. LOW 11.
TUESDAY..PERIODS OF RAIN ENDING NEAR NOON THEN CLEARING. WIND
BECOMING NORTH 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 20. UV INDEX 2
OR LOW.
OKOTOKS - HIGH RIVER - CLARESHOLM.
TODAY..SHOWERS. LOCAL AMOUNT 5 TO 10 MM. FOG PATCHES DISSIPATING NEAR
NOON. WIND NORTH 20 KM/H GUSTING TO 40. HIGH 14. UV INDEX 2 OR LOW.
TONIGHT..RAIN. AMOUNT 5 TO 10 MM. WIND NORTH 20 KM/H GUSTING TO 40
BECOMING LIGHT NEAR MIDNIGHT. LOW 10.
TUESDAY..PERIODS OF RAIN ENDING NEAR NOON THEN CLEARING. WIND
BECOMING NORTH 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 20. UV INDEX 2
OR LOW.
AIRDRIE - COCHRANE - OLDS - SUNDRE.
TODAY..SHOWERS. LOCAL AMOUNT 5 TO 10 MM. FOG PATCHES DISSIPATING NEAR
NOON. WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH 13. UV INDEX 2 OR
LOW.
TONIGHT..RAIN. AMOUNT 5 TO 10 MM. WIND NORTHWEST 20 KM/H GUSTING TO
40 BECOMING LIGHT NEAR MIDNIGHT. LOW 9.
TUESDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN CLEARING. WIND
BECOMING NORTH 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 20. UV INDEX 4
OR MODERATE.
DRUMHELLER - THREE HILLS.
TODAY..SHOWERS. LOCAL AMOUNT 5 TO 10 MM. WIND NORTHWEST 30 KM/H
GUSTING TO 50. HIGH 15. UV INDEX 2 OR LOW.
TONIGHT..RAIN. AMOUNT 10 TO 15 MM. WIND NORTHWEST 30 KM/H GUSTING TO
50. LOW 12.
TUESDAY..PERIODS OF RAIN ENDING NEAR NOON THEN CLEARING. WIND
NORTHWEST 20 KM/H GUSTING TO 40. HIGH 20. UV INDEX 2 OR LOW.
BROOKS - STRATHMORE - VULCAN.
TODAY..SHOWERS. LOCAL AMOUNT 5 TO 10 MM. WIND NORTH 30 KM/H GUSTING
TO 50. HIGH 14. UV INDEX 2 OR LOW.
TONIGHT..RAIN. AMOUNT 10 TO 15 MM. WIND NORTH 30 KM/H GUSTING TO 50.
LOW 12.
TUESDAY..RAIN. AMOUNT 10 TO 15 MM. WIND NORTHWEST 40 KM/H GUSTING TO
60. HIGH 18. UV INDEX 1 OR LOW.
KANANASKIS - CANMORE.
TODAY..SHOWERS. LOCAL AMOUNT 5 TO 10 MM. HIGH 15. UV INDEX 2 OR LOW.
TONIGHT..SHOWERS ENDING NEAR MIDNIGHT THEN CLOUDY. AMOUNT 5 TO 10 MM.
LOW 7.
TUESDAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. HIGH 20.
UV INDEX 5 OR MODERATE.
BANFF NATIONAL PARK
HIGHWAY 93 - LAKE LOUISE TO SASKATCHEWAN RIVER CROSSING.
TODAY..SHOWERS. LOCAL AMOUNT 5 TO 10 MM. HIGH 14. UV INDEX 3 OR
MODERATE.
TONIGHT..SHOWERS ENDING NEAR MIDNIGHT THEN CLOUDY. AMOUNT 5 MM.
LOW 7.
TUESDAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. HIGH 19.
UV INDEX 4 OR MODERATE.
HIGHWAY 93 - JASPER TO SASKATCHEWAN RIVER CROSSING
JASPER NATIONAL PARK.
TODAY..A MIX OF SUN AND CLOUD. HIGH 21. UV INDEX 4 OR MODERATE.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS
EVENING. BECOMING CLEAR OVERNIGHT. LOW PLUS 5.
TUESDAY..SUNNY. HIGH 24. UV INDEX 4 OR MODERATE.
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.
TODAY..MAINLY CLOUDY. SHOWERS BEGINNING NEAR NOON. LOCAL AMOUNT 5 TO
10 MM. FOG PATCHES DISSIPATING NEAR NOON. HIGH 16. UV INDEX 3 OR
MODERATE.
TONIGHT..SHOWERS ENDING THIS EVENING THEN CLEARING. LOW 7.
TUESDAY..SUNNY. HIGH 20. UV INDEX 4 OR MODERATE.
ROCKY MOUNTAIN HOUSE - CAROLINE.
TODAY..SHOWERS. LOCAL AMOUNT 5 MM. FOG PATCHES DISSIPATING NEAR NOON.
HIGH 14. UV INDEX 2 OR LOW.
TONIGHT..SHOWERS ENDING THIS EVENING THEN PARTLY CLOUDY. LOW 7.
TUESDAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY IN THE MORNING.
HIGH 21. UV INDEX 4 OR MODERATE.
RED DEER - PONOKA - INNISFAIL - STETTLER.
TODAY..SHOWERS. LOCAL AMOUNT 5 TO 10 MM. WIND BECOMING NORTH 20 KM/H
GUSTING TO 40 EARLY THIS AFTERNOON. HIGH 15. UV INDEX 2 OR LOW.
TONIGHT..RAIN. AMOUNT 10 TO 15 MM. WIND NORTH 20 KM/H GUSTING TO 40
BECOMING LIGHT NEAR MIDNIGHT. LOW 11.
TUESDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN CLEARING. WIND
BECOMING NORTHWEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 21. UV
INDEX 3 OR MODERATE.
HANNA - CORONATION - OYEN.
TODAY..SHOWERS WITH RISK OF A THUNDERSTORM. LOCAL AMOUNT 10 TO 20 MM.
WIND NORTH 30 KM/H GUSTING TO 50. HIGH 14. UV INDEX 2 OR LOW.
TONIGHT..RAIN. RISK OF A THUNDERSTORM EARLY THIS EVENING. AMOUNT 10
TO 20 MM. WIND NORTH 30 KM/H GUSTING TO 50. LOW 10.
TUESDAY..RAIN. AMOUNT 5 TO 10 MM. WIND NORTHWEST 30 KM/H GUSTING TO
50. HIGH 18. UV INDEX 1 OR LOW.
MEDICINE HAT - BOW ISLAND - SUFFIELD.
TODAY..SHOWERS WITH RISK OF A THUNDERSTORM. LOCAL AMOUNT 5 TO 10 MM.
WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH 16. UV INDEX 2 OR LOW.
TONIGHT..RAIN. RISK OF A THUNDERSTORM EARLY THIS EVENING. AMOUNT 10
TO 20 MM. WIND WEST 30 KM/H GUSTING TO 50. LOW 12.
TUESDAY..RAIN. AMOUNT 10 TO 20 MM. WIND NORTHWEST 40 KM/H GUSTING TO
60. HIGH 14. UV INDEX 1 OR LOW.
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.
TODAY..SHOWERS WITH RISK OF A THUNDERSTORM. AMOUNT 20 TO 30 MM. WIND
BECOMING WEST 30 KM/H GUSTING TO 50 EARLY THIS AFTERNOON. HIGH 15.
UV INDEX 2 OR LOW.
TONIGHT..RAIN. RISK OF A THUNDERSTORM EARLY THIS EVENING. AMOUNT 10
TO 20 MM. WIND WEST 30 KM/H GUSTING TO 50. LOW 10.
TUESDAY..RAIN. AMOUNT 10 TO 20 MM. WIND WEST 40 KM/H GUSTING TO 60.
HIGH 12. UV INDEX 1 OR LOW.
LETHBRIDGE - TABER - MILK RIVER.
TODAY..SHOWERS. AMOUNT 20 TO 30 MM. WIND NORTHWEST 30 KM/H GUSTING TO
50. HIGH 14. UV INDEX 2 OR LOW.
TONIGHT..RAIN. AMOUNT 10 TO 15 MM. WIND NORTHWEST 30 KM/H GUSTING TO
50. LOW 10.
TUESDAY..RAIN. AMOUNT 10 TO 20 MM. WIND NORTHWEST 40 KM/H GUSTING TO
60. HIGH 17. UV INDEX 1 OR LOW.
CARDSTON - FORT MACLEOD - MAGRATH.
TODAY..SHOWERS. AMOUNT 20 TO 30 MM. WIND NORTHWEST 20 KM/H GUSTING TO
40. HIGH 13. UV INDEX 2 OR LOW.
TONIGHT..RAIN. AMOUNT 10 TO 15 MM. WIND WEST 20 KM/H GUSTING TO 40
BECOMING LIGHT NEAR MIDNIGHT. LOW 10.
TUESDAY..RAIN ENDING IN THE AFTERNOON THEN CLEARING. AMOUNT 10 TO
15 MM. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 NEAR NOON.
HIGH 17. UV INDEX 2 OR LOW.
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.
TODAY..SHOWERS. AMOUNT 20 TO 30 MM. FOG PATCHES DISSIPATING NEAR
NOON. WIND BECOMING WEST 20 KM/H GUSTING TO 40 EARLY THIS AFTERNOON.
HIGH 13. UV INDEX 2 OR LOW.
TONIGHT..SHOWERS. AMOUNT 10 TO 15 MM. WIND WEST 20 KM/H GUSTING TO 40
BECOMING LIGHT NEAR MIDNIGHT. LOW 10.
TUESDAY..SHOWERS ENDING IN THE AFTERNOON THEN CLEARING. AMOUNT 5 TO
10 MM. WIND BECOMING WEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 17.
UV INDEX 2 OR LOW.
END
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