DUSK TODAY GREEN LAKE FULL

However, open clustersĪnd planetary nebulae are quite observable in below average transparency. It is somewhat independant of the cloud cover forecast in that there can be isolated clouds in a transparent air mass, and poor transparency can occurĪbove average transparency is necessary for good observation of low contrast objects like galaxies and nebulae. It's calculated from the total amount of water vapor in theĪir. The total transparency of the atmosphere from ground to space. Here 'transparency' means just what astronomers mean The line, labeled Transparency, forecasts the transparency of the air. It's always wise to click on a colored block for the hour you want to observe and see if your location is close to a cloud edge.ĬMC's text page explaining this forecast is Is 76% and the mostly-cloudy accuracy is 89%. When the forecast is predicting 36 to 48 hours into the future, the mostly-clear accuracy Mostly-clear forecasts (cloud75%) have been When the forecast is clear, the sky may still be hazy, if the transparency forecast is poor.Īccuracy averaged over North America for a 30 day period: when the forecast is predicting less than 12 hours into the future, This forecast may miss low cloud and afternoon thunderstorms. Lighter shades of blue are increasing cloudiness and white is overcast.

The colors are picked from what color the sky is likely to be, with The line, labeled Cloud Cover forecasts total cloud cover. Connected blocks mean one forecast calculation for several hours. (Local time for Green Lake is -7.0 hours from GMT.) Single blocks mean separate forecast data for each hour. A digit 1 on top of a 3 means 13:00 or 1pm. The two numbers at the top of a column is the time. The colors of the blocks are the colors from CMC's forecast maps for that hour. Summary: In the rows labeled 'Sky', find a column of blue blocks. Summarizes CMC's forecast images just for Green LakeĪnd the surroundings out to about 15 Kms. So, Attilla Danko wrote a script to generate the images like the one above It can be a chore to find the one map that tells you if you can observe tonight. CMC's numerical weather forecasts are unique because they are specifically designed for astronomers.īut they have 1180 forecast maps. The data comes from a forecast model developed by Allan Rahill of theĬanadian Meteorological Centre. It's a prediction of when Green Lake, BC, will have good weather for astronomical observing. At a glance, it shows when it will be cloudy or clear for the Call (312) 742-1134 for daily listings and weather-related cancellations.It's the astronomer's forecast. If you're unsure when dusk is, visit any weather site to see the time of dusk each day.

DUSK TODAY GREEN LAKE FULL

Call the park before you go if you have questions about bringing your pooch.Ĭheck out the full lineup below, or in the M圜hi Parks app, or in one of these formats: PDF, Excel, or Google Calendar. Movies in the Parks is a dog-friendly program, but each park has their own rules and restrictions for your canine companions. If you have concerns or questions about fieldhouse hours or restroom availability, please contact your local park supervisor before the movie. Park fieldhouses and restrooms may not be open during your movie. Join us in person at the parks for classics from the Golden Age of Hollywood and retro childhood favorites, to the best family-friendly box office favorites from recent years. The big screen in your backyard, Movies in the Parks returns this summer, bringing Hollywood movies and local films to local parks for the twenty-first season.

Dusk today green lake