Freezing drizzle risk, fog patches for southeastern Alberta Halloween

Southeastern Alberta is starting Halloween under cloudy skies with mist, fog patches and near-freezing temperatures, according to Environment Canada. A risk of freezing drizzle exists early Saturday morning across the Medicine Hat, Irvine and Bow Island areas, with fog expected to dissipate through the morning and a mix of sun and cloud developing by afternoon. Brooks and Elkwater see mainly cloudy conditions without the drizzle risk. Overnight lows will fall to between minus 4 and minus 7, with wind chills making it feel colder.

Medicine Hat

At 6 a.m. at the Medicine Hat Airport, mist was falling with a temperature of 1.8 C, humidity of 95 per cent and a north-northeast wind of 4 km/h. Visibility was 8 km. Environment Canada calls for cloudy skies Saturday with a 30 per cent chance of drizzle early in the morning and a risk of freezing drizzle at the same time. Fog patches will dissipate through the morning and skies will become a mix of sun and cloud in the afternoon. High of plus 5. UV index 1 or low. Saturday night brings partly cloudy skies with fog patches developing overnight, winds up to 15 km/h and a low of minus 5. Wind chill minus 9 overnight.

Irvine

At 6 a.m. at Irvine, the temperature was 1.6 C with humidity at 100 per cent and calm winds. Environment Canada is forecasting cloudy skies for Saturday morning with a 30 per cent chance of drizzle and a risk of freezing drizzle early in the day. Fog patches will clear through the morning before skies turn to a mix of sun and cloud in the afternoon. High of plus 5. UV index 1 or low. Saturday night will be partly cloudy with fog patches forming overnight, winds up to 15 km/h and a low of minus 5. Wind chill of minus 9 expected overnight.

Bow Island

At 6 a.m. at Bow Island Climate station, the temperature was 1.4 C with humidity of 92 per cent and a south-southeast wind of 6 km/h. Pressure was falling at 101.9 kPa. A 30 per cent chance of drizzle early Saturday morning comes with a risk of freezing drizzle, according to Environment Canada. Fog patches will lift through the morning and conditions will improve to a mix of sun and cloud by afternoon. High of plus 5. UV index 1 or low. Overnight, skies will be partly cloudy with fog patches redeveloping, winds up to 15 km/h and a low of minus 5. Wind chill minus 9 overnight.

Elkwater and Cypress Hills

At 6 a.m. at Lodge Creek, the temperature was minus 0.2 C — already below freezing — with humidity at 100 per cent, a south-southeast wind of 9 km/h and a wind chill of minus 3. Environment Canada is calling for mainly cloudy skies Saturday with fog patches lifting through the morning and skies becoming a mix of sun and cloud in the afternoon. Winds up to 15 km/h. High of plus 5. Wind chill of minus 7 in the morning. UV index 1 or low. Saturday night will be partly cloudy with fog patches overnight, winds up to 15 km/h and a low of minus 4. Wind chill minus 10 overnight.

Brooks

At 6 a.m. at Brooks, the temperature was 0.8 C with humidity of 93 per cent and a south-southeast wind of 6 km/h. Pressure was falling at 102.0 kPa. Environment Canada forecasts mainly cloudy skies for Saturday with fog patches clearing in the morning and conditions brightening to a mix of sun and cloud in the afternoon. Winds up to 15 km/h. High of 6. Wind chill of minus 7 in the morning. UV index 1 or low. Saturday night will be partly cloudy with fog patches forming overnight, winds up to 15 km/h and a low of minus 7. Wind chill of minus 12 expected overnight — the coldest overnight reading in the region.

Outlook

Sunday brings mainly cloudy skies across southeastern Alberta with fog patches dissipating in the morning and highs again near plus 5, though wind chills in the morning will range from minus 9 to minus 12 depending on location. Elkwater and the Cypress Hills can expect winds shifting to northwest 30 km/h Sunday afternoon, and a chance of rain Sunday night. Brooks faces the coldest Sunday night in the region, with a low of minus 8 and clear skies. Monday brings sunshine and milder conditions across the area, with highs ranging from 7 to 9 and overnight lows around minus 3 to minus 4.

Forecasts and observations from Environment Canada.