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Now · 7:49 p.m.

Harstone Weather & Hourly Forecast

Canada · Ontario

Overcast
12°C
Overcast
Feels like: 11°C
💧 Humidity 96% 🌡 Pressure 1021 hPa 💨 Wind 8 km/h 👁 Visibility 1.4 km ☁ Clouds 98% ☀️ UV index 0.1 · Low 🌅 Sunrise 7:49 a.m. 🌇 Sunset 7:49 p.m.

Hourly Forecast for Harstone

Today
Overcast night · 8:00 p.m. Overcast night
12° 💧 0 mm 💨 8 km/h 96%1021 hPa
Fog at night · 11:00 p.m. Fog at night
11° 💧 0.0 mm 💨 8 km/h 100%1021 hPa
Tomorrow
Fog at night · 2:00 a.m. Fog at night
10° 💧 0 mm 💨 5 km/h 100%1020 hPa
Fog at night · 5:00 a.m. Fog at night
10° 💧 0 mm 💨 2 km/h 99%1019 hPa
Light rain · 8:00 a.m. Light rain
9° 💧 0.3 mm 💨 2 km/h 99%1019 hPa
Mostly cloudy · 11:00 a.m. Mostly cloudy
14° 💧 0.4 mm 💨 6 km/h 89%1019 hPa
Overcast · 2:00 p.m. Overcast
18° 💧 0.1 mm 💨 9 km/h 79%1018 hPa
Overcast · 5:00 p.m. Overcast
18° 💧 0.0 mm 💨 6 km/h 79%1017 hPa
Clear night · 8:00 p.m. Clear night
14° 💧 0 mm 💨 3 km/h 92%1017 hPa
Clear night · 11:00 p.m. Clear night
11° 💧 0 mm 💨 7 km/h 95%1018 hPa
Monday
Clear night · 2:00 a.m. Clear night
10° 💧 0 mm 💨 8 km/h 92%1019 hPa
Clear night · 5:00 a.m. Clear night
8° 💧 0 mm 💨 9 km/h 95%1020 hPa
Sunny · 8:00 a.m. Sunny
6° 💧 0 mm 💨 7 km/h 96%1022 hPa
Sunny · 11:00 a.m. Sunny
14° 💧 0 mm 💨 2 km/h 75%1021 hPa
Sunny · 2:00 p.m. Sunny
20° 💧 0 mm 💨 6 km/h 44%1020 hPa
Mostly cloudy · 5:00 p.m. Mostly cloudy
20° 💧 0 mm 💨 12 km/h 46%1017 hPa

15-Day Weather Outlook for Harstone

TomorrowTomorrow Overcast Overcast 19°/9° 💧 0 mm 💨 10 km/h
Monday 28 SeptemberMon 28 Sep. Mostly sunny Mostly sunny 21°/6° 💧 0 mm 💨 13 km/h
Tuesday 29 SeptemberTue 29 Sep. Light rain Light rain 20°/10° 💧 6.0 mm 💨 16 km/h
Wednesday 30 SeptemberWed 30 Sep. Light rain Light rain 19°/6° 💧 0.2 mm 💨 15 km/h
Thursday 1 OctoberThu 1 Oct. Light rain Light rain 17°/9° 💧 0.4 mm 💨 15 km/h
Friday 2 OctoberFri 2 Oct. Mostly sunny Mostly sunny 18°/6° 💧 0 mm 💨 8 km/h
Saturday 3 OctoberSat 3 Oct. Mostly cloudy Mostly cloudy 14°/6° 💧 0 mm 💨 9 km/h
Sunday 4 OctoberSun 4 Oct. Mostly sunny Mostly sunny 13°/3° 💧 0.4 mm 💨 14 km/h
Monday 5 OctoberMon 5 Oct. Overcast Overcast 11°/2° 💧 0.0 mm 💨 10 km/h
Tuesday 6 OctoberTue 6 Oct. Moderate rain Moderate rain 11°/9° 💧 10 mm 💨 20 km/h
Wednesday 7 OctoberWed 7 Oct. Light rain Light rain 11°/8° 💧 8.8 mm 💨 9 km/h
Thursday 8 OctoberThu 8 Oct. Moderate rain Moderate rain 9°/4° 💧 22 mm 💨 33 km/h
Friday 9 OctoberFri 9 Oct. Light rain Light rain 5°/5° 💧 0.7 mm 💨 24 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Harstone

Vertical axis: °C · Horizontal axis: hours · Color based on temperature
Overcast night · 8:00 p.m.
12° Today 8:00 p.m.
Fog at night · 9:00 p.m.
12° 9:00 p.m.
Fog at night · 10:00 p.m.
11° 10:00 p.m.
Fog at night · 11:00 p.m.
11° 11:00 p.m.
Fog at night · 12:00 a.m.
11° Tomorrow 12:00 a.m.
Fog at night · 1:00 a.m.
11° 1:00 a.m.
Fog at night · 2:00 a.m.
10° 2:00 a.m.
Fog at night · 3:00 a.m.
10° 3:00 a.m.
Fog at night · 4:00 a.m.
10° Tomorrow 4:00 a.m.
Fog at night · 5:00 a.m.
10° 5:00 a.m.
Fog at night · 6:00 a.m.
10° 6:00 a.m.
Overcast night · 7:00 a.m.
10° 7:00 a.m.
Light rain · 8:00 a.m.
9° Tomorrow 8:00 a.m.
Light rain · 9:00 a.m.
10° 9:00 a.m.
Overcast · 10:00 a.m.
12° 10:00 a.m.
Mostly cloudy · 11:00 a.m.
14° 11:00 a.m.
Overcast · 12:00 p.m.
16° Tomorrow 12:00 p.m.
Light rain · 1:00 p.m.
17° 1:00 p.m.
Overcast · 2:00 p.m.
18° 2:00 p.m.
Overcast · 3:00 p.m.
18° 3:00 p.m.
Overcast · 4:00 p.m.
19° Tomorrow 4:00 p.m.
Overcast · 5:00 p.m.
18° 5:00 p.m.
Mostly cloudy · 6:00 p.m.
18° 6:00 p.m.
Sunny · 7:00 p.m.
18° 7:00 p.m.
Clear night · 8:00 p.m.
14° Tomorrow 8:00 p.m.
Clear night · 9:00 p.m.
13° 9:00 p.m.
Clear night · 10:00 p.m.
12° 10:00 p.m.
Clear night · 11:00 p.m.
11° 11:00 p.m.
Clear night · 12:00 a.m.
11° Monday 12:00 a.m.
Clear night · 1:00 a.m.
10° 1:00 a.m.
Clear night · 2:00 a.m.
10° 2:00 a.m.
Clear night · 3:00 a.m.
9° 3:00 a.m.
Clear night · 4:00 a.m.
8° Monday 4:00 a.m.
Clear night · 5:00 a.m.
8° 5:00 a.m.
Clear night · 6:00 a.m.
8° 6:00 a.m.
Clear night · 7:00 a.m.
7° 7:00 a.m.
Sunny · 8:00 a.m.
6° Monday 8:00 a.m.
Sunny · 9:00 a.m.
8° 9:00 a.m.
Sunny · 10:00 a.m.
11° 10:00 a.m.
Sunny · 11:00 a.m.
14° 11:00 a.m.
Sunny · 12:00 p.m.
17° Monday 12:00 p.m.
Mostly sunny · 1:00 p.m.
19° 1:00 p.m.
Sunny · 2:00 p.m.
20° 2:00 p.m.
Sunny · 3:00 p.m.
21° 3:00 p.m.
Mostly sunny · 4:00 p.m.
21° Monday 4:00 p.m.
Mostly cloudy · 5:00 p.m.
20° 5:00 p.m.
Overcast · 6:00 p.m.
19° 6:00 p.m.
Overcast · 7:00 p.m.
17° 7:00 p.m.
Overcast night · 8:00 p.m.
13° Monday 8:00 p.m.
Mostly clear night · 9:00 p.m.
12° 9:00 p.m.
Mostly cloudy night · 10:00 p.m.
11° 10:00 p.m.
Mostly cloudy night · 11:00 p.m.
10° 11:00 p.m.
Overcast night · 12:00 a.m.
10° Tuesday 12:00 a.m.
Overcast night · 1:00 a.m.
10° 1:00 a.m.
Overcast night · 2:00 a.m.
10° 2:00 a.m.
Overcast night · 3:00 a.m.
10° 3:00 a.m.
Overcast night · 4:00 a.m.
10° Tuesday 4:00 a.m.
Overcast night · 5:00 a.m.
11° 5:00 a.m.
Overcast night · 6:00 a.m.
11° 6:00 a.m.
Mist at night · 7:00 a.m.
11° 7:00 a.m.
Light rain · 8:00 a.m.
11° Tuesday 8:00 a.m.
Overcast · 11:00 a.m.
16° 11:00 a.m.
Mostly sunny · 2:00 p.m.
20° 2:00 p.m.
Mostly cloudy · 5:00 p.m.
20° 5:00 p.m.
Partly cloudy night · 8:00 p.m.
14° Tuesday 8:00 p.m.
Mostly clear night · 11:00 p.m.
11° 11:00 p.m.
Clear night · 2:00 a.m.
8° 2:00 a.m.
Clear night · 5:00 a.m.
6° 5:00 a.m.
Sunny · 8:00 a.m.
6° Wednesday 8:00 a.m.
Light rain · 2:00 p.m.
19° 2:00 p.m.
Mostly clear night · 8:00 p.m.
13° 8:00 p.m.
Overcast night · 2:00 a.m.
11° 2:00 a.m.
Partly cloudy · 8:00 a.m.
9° Thursday 8:00 a.m.
Light rain · 2:00 p.m.
17° 2:00 p.m.
Clear night · 8:00 p.m.
15° 8:00 p.m.
Clear night · 2:00 a.m.
9° 2:00 a.m.
Sunny · 8:00 a.m.
6° Friday 8:00 a.m.
Mostly sunny · 2:00 p.m.
18° 2:00 p.m.
Mostly clear night · 8:00 p.m.
12° 8:00 p.m.
Mostly cloudy night · 2:00 a.m.
7° 2:00 a.m.
Mostly cloudy · 8:00 a.m.
6° Saturday 8:00 a.m.
Overcast · 2:00 p.m.
14° 2:00 p.m.
Overcast night · 8:00 p.m.
9° 8:00 p.m.
Partly cloudy night · 2:00 a.m.
5° 2:00 a.m.
Mostly cloudy · 8:00 a.m.
3° Sunday 8:00 a.m.
Mostly sunny · 2:00 p.m.
13° 2:00 p.m.
Mostly clear night · 8:00 p.m.
8° 8:00 p.m.
Overcast night · 2:00 a.m.
4° 2:00 a.m.
Mostly cloudy night · 8:00 a.m.
2° Monday 8:00 a.m.
Overcast · 2:00 p.m.
11° 2:00 p.m.
Partly cloudy night · 8:00 p.m.
7° 8:00 p.m.
Overcast night · 2:00 a.m.
9° 2:00 a.m.
Overcast night · 8:00 a.m.
10° Tuesday 8:00 a.m.
Light rain · 2:00 p.m.
11° 2:00 p.m.
Moderate rain · 8:00 p.m.
11° 8:00 p.m.
Light rain · 2:00 a.m.
10° 2:00 a.m.
Overcast night · 8:00 a.m.
8° Wednesday 8:00 a.m.
Light rain · 2:00 p.m.
11° 2:00 p.m.
Mostly cloudy night · 8:00 p.m.
9° 8:00 p.m.
Moderate rain · 2:00 a.m.
9° 2:00 a.m.
Moderate rain · 8:00 a.m.
7° Thursday 8:00 a.m.
Light rain · 2:00 p.m.
5° 2:00 p.m.
Light rain · 8:00 p.m.
4° 8:00 p.m.
Overcast night · 2:00 a.m.
5° 2:00 a.m.
Light rain · 8:00 a.m.
5° Friday 8:00 a.m.

AIR QUALITY FORECAST

Air Quality Forecast for Harstone

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 8:00 p.m.
PM2.5 PM2.5 Fair 10,4µg/m³

Air quality is acceptable for most people.

PM10 PM10 Good 10,7µg/m³

Air quality is favorable for outdoor activities.

O₃ O₃ Fair 84,3µg/m³

Air quality is acceptable for most people.

NO₂ NO₂ Good 6,3µg/m³

Air quality is favorable for outdoor activities.

Air quality is acceptable for most people.

HEALTH & EXPOSURE

UV, Sun & Health Outlook in Harstone

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 2,2Low 🙂Fair
Tomorrow UV 3,5Moderate 🙂Fair
Tuesday UV 0,0Low 🙂Fair
Hourly UV index tomorrow
7:00 a.m.UV 0,0 8:00 a.m.UV 0,0 9:00 a.m.UV 0,2 10:00 a.m.UV 0,5 11:00 a.m.UV 1,1 12:00 p.m.UV 2,2 1:00 p.m.UV 1,9 2:00 p.m.UV 1,1 3:00 p.m.UV 1,2 4:00 p.m.UV 1,5 5:00 p.m.UV 0,5 6:00 p.m.UV 0,7 7:00 p.m.UV 0,5
Today's weather health advice Open today's recommendations.

Low UV risk

UV radiation will be low, although basic protection is still advisable during prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Harstone

Vertical axis: km/h · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in km/h. Today 8:00 p.m. 9:00 p.m. 10:00 p.m. 11:00 p.m. Tomorrow 12:00 a.m. 1:00 a.m. 2:00 a.m. 3:00 a.m. Tomorrow 4:00 a.m. 5:00 a.m. 6:00 a.m. 7:00 a.m. Tomorrow 8:00 a.m. 9:00 a.m. 10:00 a.m. 11:00 a.m. Tomorrow 12:00 p.m. 1:00 p.m. 2:00 p.m. 3:00 p.m. Tomorrow 4:00 p.m. 5:00 p.m. 6:00 p.m. 7:00 p.m. Tomorrow 8:00 p.m. 9:00 p.m. 10:00 p.m. 11:00 p.m. Monday 12:00 a.m. 1:00 a.m. 2:00 a.m. 3:00 a.m. Monday 4:00 a.m. 5:00 a.m. 6:00 a.m. 7:00 a.m. Monday 8:00 a.m. 9:00 a.m. 10:00 a.m. 11:00 a.m. Monday 12:00 p.m. 1:00 p.m. 2:00 p.m. 3:00 p.m. Monday 4:00 p.m. 5:00 p.m. 6:00 p.m. 7:00 p.m. Monday 8:00 p.m. 9:00 p.m. 10:00 p.m. 11:00 p.m. Tuesday 12:00 a.m. 1:00 a.m. 2:00 a.m. 3:00 a.m. Tuesday 4:00 a.m. 5:00 a.m. 6:00 a.m. 7:00 a.m. Tuesday 8:00 a.m. 11:00 a.m. 2:00 p.m. 5:00 p.m. Tuesday 8:00 p.m. 11:00 p.m. 2:00 a.m. 5:00 a.m. Wednesday 8:00 a.m. 2:00 p.m. 8:00 p.m. 2:00 a.m. Thursday 8:00 a.m. 2:00 p.m. 8:00 p.m. 2:00 a.m. Friday 8:00 a.m. 2:00 p.m. 8:00 p.m. 2:00 a.m. Saturday 8:00 a.m. 2:00 p.m. 8:00 p.m. 2:00 a.m. Sunday 8:00 a.m. 2:00 p.m. 8:00 p.m. 2:00 a.m. Monday 8:00 a.m. 2:00 p.m. 8:00 p.m. 2:00 a.m. Tuesday 8:00 a.m. 2:00 p.m. 8:00 p.m. 2:00 a.m. Wednesday 8:00 a.m. 2:00 p.m. 8:00 p.m. 2:00 a.m. Thursday 8:00 a.m. 2:00 p.m. 8:00 p.m. 2:00 a.m. Friday 8:00 a.m.
Sustained wind Max gusts

The technical data used to calculate this forecast for Harstone were updated today at 7:49 p.m.. The displayed forecasts cover the period through 28/09/2026 at 5:00 p.m.. Weather and air-quality data provided by WEATHER-INFO.COM. UV-index data derived from ECMWF UVB by WEATHER PORTAL. Weather information is generated automatically and periodically reviewed by our technical team.

NIGHT SKY · HARSTONE, ONTARIO

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

0/100Best-hour score
No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.
☁ Cloud cover 100% Real hourly forecast for the best viewing hour.
☾ Moonlight 100% Full Moon · Moon about 25° above the horizon at the best viewing hour.
☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 1° high at the best hour.
✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.
Chance ≥1 meteor in 30 minNot meaningful
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
ACTIVE NOW
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING
NOV 6–NOV 30
LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.