Sentences with phrase «sky conditions»
"Sky conditions" refers to the current state or appearance of the sky, including factors such as clouds, precipitation, and visibility. Full definition
They examined the relationship between sea surface temperature and the infrared flux at the top of the atmosphere for clear sky conditions.
scienceofdoom.com
A printable poster / demo mat to show how the amount of aerosols in the atmosphere affects sky conditions, one of the aspects citizen scientists report on via the app.
Twice each day, once during daytime and once at sunset, students observe sky color, visibility, and sky conditions over a one week period.
Reductions in aerosol concentrations lead to an increase in downward surface solar radiation under all - sky conditions in various parts of the world, especially in Asia where the local brightening may reach about 10 Wm
It also learns every time you actively report to the community on sky conditions and hazards, translating this information into weather predictions.»
This year, for the first time since 2007, this peak coincides with a new moon on 14 August, creating ideal dark sky conditions for meteor - spotting.
Razdow telescope A companion to the Kitt Peak Vacuum and McMath - Pierce Solar telescopes, the tiny Razdow used to monitor sky conditions and warn observers inside the other two facilities of conditions that would degrade their observations.
Researchers used the Radiative Flux Analysis method developed by PNNL staff through the ARM Program to determine cloud quantities, and to analyze clear and cloudy sky conditions.
The countries with the least amount of people affected by light pollution are Chad, Central African Republic, and Madagascar, with more than three - quarters of their inhabitants living under pristine sky conditions.
Field observations (see Hutchings» contribution) suggest that clear sky conditions during nighttime may have promoted overnight ice growth on leads and melt ponds, slowing down ice melt.
Ice retreat depends strongly on the amount of solar heating of the surface ice and ocean; clear sky conditions early in the melt season can go a long ways towards helping ice retreat later in the season, so this is one of the variables that will be monitored closely (e.g., in the Barrow coastal sea ice break - up forecast, see below).
It is possible to see a full circle rainbow if sky conditions are just right and you are high enough in the air, but from our vantage point on the surface of the Earth, we only see half of them.
Thus, under clear sky conditions when the energy beaming down is at a maximum, the albedo of water can be quite high, upwards of 30 %.
The generic Google Now Weather Card is replaced with a modern interface that will change backgrounds, depending on the real time weather and sky conditions in your area.
Under cloudy conditions, the cloud cover radiates more heat back down toward the ocean surface than happens under clear sky conditions.
Sky conditions are a bit obscured at times with fog on average 17 days of the month.
Sky conditions are usually clear with fog seen only one day a month on average.
Clear - sky conditions are identified by comparing radiance ratios of observed and simulated spectra.
I disagree, the paper below shows that that even for deep midwinter Antarctica with extremely low humidity, clear skies conditions, the radiative flux from H2O vapour was more than twice that for CO2.
This has been documented by the data of Martin Wild and others demonstrating a reduction in «solar surface radiation» during that interval — i.e, a reduction in that fraction of sunlight incident on the TOA that reached the surface under both clear sky and all - sky conditions.
Surface observers report the all - sky conditions, which include the sides as well as bottoms of clouds, but are unable to report upper - level clouds that may be obscured from the observer's view.
Since the mid-1990s, especially in the USA and Canada, human observations at the surface have been widely replaced with automated ceilometer measurements, which measure only directly overhead low clouds rather than all - sky conditions.
The values are averaged over 20 ° N to 50 ° N and 100 ° E to 150 ° E. Results are shown from three versions of the model: externally mixed aerosol and clear - sky conditions; internally mixed aerosol and clear - sky conditions; and all - sky (clear and cloudy) conditions.
«We have found that on global average under clear - sky conditions the OLR is reduced due to O2 by 0.11 Wm - 2and due to N2 by 0.17 Wm - 2.»
Ed is never exactly equal to Aa for clear sky conditions.
Water vapor accounts for the largest percentage of the greenhouse effect, between 36 % and 66 % for clear sky conditions and between 66 % and 85 % when including clouds.