930  
FPCN15 CWWG 211630  
FORECASTS FOR SOUTHERN ALBERTA AND THE MOUNTAIN PARKS ISSUED BY  
ENVIRONMENT CANADA AT 11:00 A.M. MDT FRIDAY 21 SEPTEMBER 2018 FOR  
TODAY AND SATURDAY.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT.  
 
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MAJOR REFERENCE ELEVATIONS:  
BANFF: 1384 METRES.  
HWY 93 - BOW SUMMIT: 2068 METRES.  
JASPER: 1061 METRES.  
HWY 93 - SUNWAPTA PASS: 2034 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..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. FOG PATCHES  
DISSIPATING EARLY THIS AFTERNOON. WIND BECOMING NORTH 20 KM/H THIS  
AFTERNOON. HIGH PLUS 5. UV INDEX 3 OR MODERATE.  
TONIGHT..PERIODS OF RAIN CHANGING TO SNOW THIS EVENING. RISK OF  
FREEZING RAIN OVERNIGHT. LOCAL SNOWFALL AMOUNT 2 CM. WIND NORTHEAST  
20 KM/H BECOMING LIGHT THIS EVENING. LOW ZERO.  
SATURDAY..LIGHT SNOW ENDING IN THE MORNING THEN CLOUDY WITH  
30 PERCENT CHANCE OF DRIZZLE. RISK OF FREEZING RAIN EARLY IN THE  
MORNING. WIND BECOMING NORTHEAST 20 KM/H LATE IN THE AFTERNOON. HIGH  
PLUS 2. UV INDEX 3 OR MODERATE.  
 
OKOTOKS - HIGH RIVER - CLARESHOLM.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. FOG PATCHES  
DISSIPATING EARLY THIS AFTERNOON. WIND BECOMING NORTHEAST 20 KM/H  
THIS AFTERNOON. HIGH 8. UV INDEX 3 OR MODERATE.  
TONIGHT..PERIODS OF RAIN CHANGING TO PERIODS OF SNOW LATE THIS  
EVENING. RISK OF FREEZING RAIN OVERNIGHT. WIND NORTHEAST 20 KM/H  
BECOMING LIGHT THIS EVENING. LOW ZERO.  
SATURDAY..CLOUDY. 60 PERCENT CHANCE OF SNOW CHANGING TO 60 PERCENT  
CHANCE OF DRIZZLE IN THE MORNING. RISK OF FREEZING RAIN EARLY IN THE  
MORNING. HIGH PLUS 4. UV INDEX 3 OR MODERATE.  
 
AIRDRIE - COCHRANE - OLDS - SUNDRE.  
TODAY..PERIODS OF RAIN. RAIN MIXED WITH SNOW NEAR NOON. FOG PATCHES  
DISSIPATING EARLY THIS AFTERNOON. HIGH PLUS 3. UV INDEX 1 OR LOW.  
TONIGHT..PERIODS OF RAIN CHANGING TO PERIODS OF SNOW THIS EVENING.  
SNOWFALL AMOUNT 2 CM. LOW MINUS 1.  
SATURDAY..LIGHT SNOW ENDING IN THE MORNING THEN CLOUDY WITH  
60 PERCENT CHANCE OF DRIZZLE. RISK OF FREEZING DRIZZLE IN THE  
MORNING. HIGH PLUS 2. UV INDEX 3 OR MODERATE.  
 
DRUMHELLER - THREE HILLS.  
TODAY..PERIODS OF RAIN. LOCAL AMOUNT 5 MM. FOG PATCHES DISSIPATING  
EARLY THIS AFTERNOON. HIGH 7. UV INDEX 1 OR LOW.  
TONIGHT..PERIODS OF RAIN CHANGING TO SNOW MIXED WITH FREEZING RAIN  
THIS EVENING. SNOWFALL AMOUNT 2 CM. LOW MINUS 1.  
SATURDAY..SNOW AT TIMES MIXED WITH FREEZING RAIN CHANGING TO DRIZZLE  
LATE IN THE MORNING. SNOWFALL AMOUNT 2 CM. HIGH PLUS 2. UV INDEX 1  
OR LOW.  
 
BROOKS - STRATHMORE - VULCAN.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR DRIZZLE. FOG  
PATCHES DISSIPATING EARLY THIS AFTERNOON. WIND BECOMING NORTHEAST  
20 KM/H THIS AFTERNOON. HIGH 10. UV INDEX 3 OR MODERATE.  
TONIGHT..PERIODS OF RAIN CHANGING TO SNOW AT TIMES MIXED WITH  
FREEZING RAIN OVERNIGHT. WIND NORTHEAST 20 KM/H BECOMING LIGHT THIS  
EVENING. LOW MINUS 1.  
SATURDAY..SNOW AT TIMES MIXED WITH FREEZING RAIN ENDING IN THE  
MORNING THEN CLOUDY WITH 60 PERCENT CHANCE OF DRIZZLE. HIGH PLUS 5.  
UV INDEX 3 OR MODERATE.  
 
BANFF NATIONAL PARK.  
SNOWFALL WARNING IN EFFECT.  
TODAY..PERIODS OF RAIN EXCEPT PERIODS OF WET SNOW OVER SECTIONS OF  
THE ICEFIELDS PARKWAY HIGHWAY 93. SNOW LEVEL 2100 METRES. HIGH  
PLUS 5. UV INDEX 2 OR LOW.  
TONIGHT..SNOW AT TIMES HEAVY. LOCAL AMOUNT 5 CM EXCEPT 10 CM OVER  
SECTIONS OF THE ICEFIELDS PARKWAY HIGHWAY 93. LOW ZERO.  
SATURDAY..MAINLY CLOUDY. HIGH PLUS 5. UV INDEX 4 OR MODERATE.  
 
KANANASKIS - CANMORE.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS EXCEPT FLURRIES OVER  
HIGHER TERRAIN. SNOW LEVEL LOWERING TO 1700 METRES NEAR NOON. FOG  
PATCHES DISSIPATING EARLY THIS AFTERNOON. HIGH PLUS 4. UV INDEX 4 OR  
MODERATE.  
TONIGHT..PERIODS OF RAIN CHANGING TO SNOW THIS EVENING. RISK OF  
FREEZING RAIN OVERNIGHT. SNOWFALL AMOUNT 5 TO 10 CM. SNOW LEVEL 1600  
METRES LOWERING TO VALLEY BOTTOM THIS EVENING. LOW ZERO.  
SATURDAY..LIGHT SNOW ENDING IN THE MORNING THEN MAINLY CLOUDY. RISK  
OF FREEZING RAIN EARLY IN THE MORNING. HIGH 6. UV INDEX 4 OR  
MODERATE.  
 
JASPER NATIONAL PARK.  
TODAY..PERIODS OF RAIN EXCEPT PERIODS OF SNOW OVER SECTIONS OF THE  
ICEFIELDS PARKWAY HIGHWAY 93. SNOW LEVEL 1800 METRES. HIGH PLUS 2.  
UV INDEX 2 OR LOW.  
TONIGHT..PERIODS OF RAIN CHANGING TO SNOW THIS EVENING. SNOWFALL  
AMOUNT 2 CM EXCEPT 5 CM OVER SECTIONS OF THE ICEFIELDS PARKWAY  
HIGHWAY 93. SNOW LEVEL 1700 METRES LOWERING TO VALLEY BOTTOM THIS  
EVENING. LOW ZERO.  
SATURDAY..LIGHT SNOW ENDING IN THE MORNING THEN CLOUDY. HIGH 6. UV  
INDEX 3 OR MODERATE.  
 
NORDEGG - FORESTRY TRUNK ROAD HIGHWAY 734.  
TODAY..PERIODS OF LIGHT SNOW. HIGH PLUS 2. UV INDEX 1 OR LOW.  
TONIGHT..SNOW. AMOUNT 5 CM. LOW MINUS 2.  
SATURDAY..PERIODS OF SNOW ENDING NEAR NOON THEN CLOUDY WITH  
30 PERCENT CHANCE OF FLURRIES. AMOUNT 2 CM. HIGH 6. UV INDEX 2 OR  
LOW.  
 
ROCKY MOUNTAIN HOUSE - CAROLINE.  
TODAY..PERIODS OF LIGHT SNOW. HIGH PLUS 3. UV INDEX 1 OR LOW.  
TONIGHT..SNOW. AMOUNT 5 CM. LOW MINUS 1.  
SATURDAY..PERIODS OF SNOW. AMOUNT 2 TO 4 CM. HIGH PLUS 1. UV INDEX 1  
OR LOW.  
 
RED DEER - PONOKA - INNISFAIL - STETTLER.  
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. FOG PATCHES  
DISSIPATING EARLY THIS AFTERNOON. WIND NORTHEAST 20 KM/H GUSTING TO  
40. HIGH PLUS 3. UV INDEX 3 OR MODERATE.  
TONIGHT..SNOW. AMOUNT 2 TO 4 CM. WIND NORTHEAST 20 KM/H GUSTING TO 40  
BECOMING LIGHT THIS EVENING. LOW MINUS 1.  
SATURDAY..SNOW. LOCAL AMOUNT 5 TO 10 CM. WIND BECOMING SOUTHEAST  
20 KM/H GUSTING TO 40 IN THE MORNING. HIGH PLUS 1. UV INDEX 1 OR  
LOW.  
 
HANNA - CORONATION - OYEN.  
TODAY..CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS NEAR NOON. SNOW AT  
TIMES MIXED WITH RAIN BEGINNING NEAR NOON. FOG PATCHES DISSIPATING  
EARLY THIS AFTERNOON. WIND NORTHEAST 20 KM/H GUSTING TO 40. HIGH  
PLUS 5. UV INDEX 1 OR LOW.  
TONIGHT..PERIODS OF SNOW BECOMING MIXED WITH FREEZING RAIN AFTER  
MIDNIGHT. SNOWFALL AMOUNT 2 CM. WIND NORTHEAST 20 KM/H GUSTING TO 40  
BECOMING LIGHT THIS EVENING. LOW MINUS 3.  
SATURDAY..SNOW. SNOW AT TIMES MIXED WITH FREEZING RAIN EARLY IN THE  
MORNING. LOCAL SNOWFALL AMOUNT 5 TO 10 CM. WIND BECOMING EAST  
30 KM/H GUSTING TO 50 IN THE MORNING. HIGH PLUS 1. UV INDEX 1 OR  
LOW.  
 
MEDICINE HAT - BOW ISLAND - SUFFIELD.  
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. FOG PATCHES  
DISSIPATING EARLY THIS AFTERNOON. HIGH 15. UV INDEX 4 OR MODERATE.  
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS EARLY THIS  
EVENING. PERIODS OF RAIN BEGINNING THIS EVENING. RISK OF FREEZING  
RAIN BEFORE MORNING. WIND BECOMING NORTHEAST 20 KM/H OVERNIGHT.  
LOW ZERO.  
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR DRIZZLE.  
RISK OF FREEZING RAIN IN THE MORNING. WIND NORTHEAST 20 KM/H  
BECOMING LIGHT LATE IN THE MORNING. HIGH 9. UV INDEX 3 OR MODERATE.  
 
CYPRESS HILLS PROVINCIAL PARK - FOREMOST.  
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 16. UV  
INDEX 4 OR MODERATE.  
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS CHANGING TO 30 PERCENT  
CHANCE OF DRIZZLE THIS EVENING. FOG PATCHES DEVELOPING OVERNIGHT.  
WIND BECOMING EAST 20 KM/H NEAR MIDNIGHT. LOW PLUS 3.  
SATURDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF DRIZZLE EARLY IN THE  
MORNING. FOG PATCHES DISSIPATING IN THE MORNING. WIND EAST 20 KM/H  
BECOMING LIGHT NEAR NOON. HIGH 11. UV INDEX 5 OR MODERATE.  
 
LETHBRIDGE - TABER - MILK RIVER.  
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND WEST  
20 KM/H GUSTING TO 40. HIGH 15. UV INDEX 4 OR MODERATE.  
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS CHANGING TO 60 PERCENT  
CHANCE OF DRIZZLE THIS EVENING. FOG PATCHES DEVELOPING AFTER  
MIDNIGHT. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS  
EVENING. LOW PLUS 2.  
SATURDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF DRIZZLE EARLY IN THE  
MORNING. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING NORTH  
20 KM/H IN THE AFTERNOON. HIGH 8. UV INDEX 4 OR MODERATE.  
 
CARDSTON - FORT MACLEOD - MAGRATH.  
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND BECOMING  
WEST 20 KM/H GUSTING TO 40 THIS AFTERNOON. HIGH 17. UV INDEX 5 OR  
MODERATE.  
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS CHANGING TO 60 PERCENT  
CHANCE OF DRIZZLE THIS EVENING. FOG PATCHES DEVELOPING AFTER  
MIDNIGHT. WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS  
EVENING. LOW PLUS 1.  
SATURDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF DRIZZLE EARLY IN THE  
MORNING. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 12. UV INDEX 4  
OR MODERATE.  
 
CROWSNEST PASS - PINCHER CREEK - WATERTON LAKES NAT. PARK.  
TODAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. WIND  
WEST 30 KM/H GUSTING TO 50. HIGH 15. UV INDEX 6 OR HIGH.  
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS CHANGING TO  
60 PERCENT CHANCE OF DRIZZLE THIS EVENING. RISK OF FREEZING DRIZZLE  
OVERNIGHT. WIND WEST 30 KM/H GUSTING TO 50 BECOMING LIGHT EARLY THIS  
EVENING. LOW ZERO.  
SATURDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF DRIZZLE EARLY  
IN THE MORNING WITH RISK OF FREEZING DRIZZLE. WIND BECOMING  
SOUTHWEST 20 KM/H GUSTING TO 40 IN THE AFTERNOON. HIGH 11. UV  
INDEX 5 OR MODERATE.  
 
END  
 
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