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Snow - Wikipedia

en.wikipedia.org/wiki/Snow

Snow pertains to frozen crystalline water throughout its life cycle, starting when it precipitates .... In warmer clouds an aerosol particle or "ice nucleus" must be present in (or in cont...

Rain or Snow?: dependent upon temperature

ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/fcst/prcp/rs.rxml

Most precipitation that reaches the ground actually begins as snow high in the ... as snow. If ground temperature is above 32 F, the freezing level must be located  ...

How Snow Forms | National Snow and Ice Data Center

nsidc.org/cryosphere/snow/science/formation.html

This magnified image of snow crystals was captured by a low-temperature scanning electron microscope (SEM). The pseudo colors commonly found in SEM ...

Snow at above freezing temperatures | ScienceBits

www.sciencebits.com/SnowAboveFreezing

Did you ever wonder how can it snow at above freezing temperatures? Well, the naive explanation is that it simply takes time for the snowflakes to melt once they  ...

CAN IT BE TOO COLD TO SNOW? - Weather Prediction Education

www.theweatherprediction.com/habyhints/222/

One phrase that is heard from time to time is that, "it is too cold to snow today". ... The ingredients for snow are: (1) a temperature profile that allows snow to reach  ...

At what temperature does it snow? | Reference.com

www.reference.com/science/temperature-snow-95df9308d56fc70c

Whether they stay as snow or turn to rain depends upon the ground and air temperature they pass through. On occasion, a warm layer of air that the snow must ...

Weather: What are the perfect snow conditions?

www.weathercast.co.uk/nc/weather-news/news/article/what_are_the_perfect_snow_conditions.html

Feb 11, 2012 ... Snow is usually associated with the winter season, with the snowiest month being January. Snow will fall when the air temperature is below 3C ...

How is snow formed? - Met Office

www.metoffice.gov.uk/learning/snow/how-is-snow-formed

Nov 19, 2014 ... Snow is formed when temperatures are low and there is moisture - in the form of tiny ice crystals - in the atmosphere. When these tiny ice ...

Dear Tom, What is the optimal temperature for snow to ...

articles.chicagotribune.com/2001-11-26/news/0111260094_1_water-vapor-snow-air

Nov 26, 2001 ... Certain atmospheric conditions must exist before snow can occur: the presence of water vapor in air at subfreezing temperatures, a mechanism ...

Dear Tom, How cold does it have to be for snowfall to ...

articles.chicagotribune.com/2000-11-15/news/0011150241_1_snow-temperatures-melt

Nov 15, 2000 ... Snow will accumulate at these higher temperatures if the snow is falling ... A sufficiently thick layer of below-freezing air must exist above the ...