Home/Calculators/China on Aletheia

Puyang

Zhejiang, China
Today
Mar 10, 2026
Forecast For
Mar 9, 2026
Poor

Netflix & Chill Night (Too Cloudy)

100% cloud cover — nothing to see tonight. Good time to plan next week.

Tonight's Forecast
0
/ 100
First Light Index
Poor
Our proprietary metric combining sky clarity, moon interference, and light pollution for optimal stargazing conditions.
0
/ 100
Shutter Score
Fair
Photography-specific metric factoring cloud quality and golden hour potential for landscape shooters.

Light Windows Today

Blue HourGolden HourGolden HourBlue Hour
4 AM12 PM11 PM
Sunrise
6:16 AM
Golden: 46min
Sunset
6:04 PM
Golden: 46min
True Darkness
7:23 PM
Stars visible

Add to Calendar

Get reminders for golden hour and dark sky windows

Morning Golden Hour
6:01 AM - 6:48 AM
Evening Golden Hour
5:33 PM - 6:19 PM
Dark Sky Window
7:23 PM onwards
📱 How to use:
  1. 1. Download the .ics file above
  2. 2. Open it with your calendar app (iPhone Calendar, Google Calendar, Outlook)
  3. 3. Events will be added automatically
  4. 4. You'll get 30-minute reminders before each window
30-min reminders
All calendar apps
Timezone aware
No sign-up needed

Moon Phase

72%
Phase
Waxing Crescent
Illumination
72%

Light Pollution

6
Class 1
DarkClass 5
SuburbanClass 9
City
Puyang Classification
Moderate for Astronomy
Bortle Class 6: Bright Suburban Sky

Bright suburban sky

Visible Tonight

No Milky Way visible, only brightest Messier objects visible

🌙 Moderate Light Pollution
Good for bright objects. Milky Way visible but washed out. UHC filters recommended for nebulae.
💡 Tip: Check "Nearby Dark Sky" section below to find better observing sites within driving distance

Weather Conditions

Cloud Cover
83%
Heavy clouds - limited visibility and light
Morning
56%
Evening
100%
Overnight
100%
Precipitation
18%
Very unlikely
Wind
13
km/h avg
Gusts up to 37 km/h
🟡 Breezy - May affect tracking
Humidity
70%
High - May cause haze
Visibility
24.1
km
Excellent clarity
Temperature
13°C
High
/
5°C
Low
Seeing
2
/ 5
Fair - Atmospheric stability
Transparency
1
/ 5
Hazy - Air clarity
Conditions Summary
🌪️ Poor seeing - Stick to wide-field imaging or wait for better atmospheric stability

Nearby Dark Sky Locations

Within 100km

Wucheng

Bortle
6
3
Significant improvement
166.9km·~2h 5min

Biyang

Bortle
6
3
Significant improvement
195.1km·~2h 26min

Qishan

Bortle
6
3
Significant improvement
214.4km·~2h 41min
💡 These locations have significantly darker skies (6 → 3). Expect 8x more visible stars.

Need to calculate camera settings?

Use our free calculators for shutter speed, hyperfocal distance, and field of view

Open Calculators