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2,810 bytes added ,  9 September 2020
Italicisation (snow and rain on ground), start AW gallery
(→‎Precipitations and pressure: Try to add section of snow and rain precipitation deposits on ground, and link the page on snow as it was orphaned. Feel free to review, and make clearer.)
(Italicisation (snow and rain on ground), start AW gallery)
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==== Snow and rain on ground ====
==== Snow and rain on ground ====
Only the [[ALS]] pipeline can procedurally draw these deposits (September 2020). Deposits of [[snow]] and rain on the ground depend on the history of precipitation. Snow can linger for weeks. As it's impossible to know the amount deposited based on the amount falling at one time, these deposits are set from the ''Environment > Environment settings'' dialog. The snow line, snow thickness, and ground wetness (puddles) can be set manually. The "''Set maximum snow level from METAR''" option automatically creates a nominal snow-line based on METAR and latitude.
Only the [[ALS]] pipeline can procedurally draw these deposits (September 2020). Deposits of [[snow]] and rain on the ground depend on the history of precipitation. Snow can linger for weeks. As it's impossible to know the amount deposited based on the amount falling at one time, these deposits are set from the ''Environment > Environment settings'' dialog. The ''snow line'', ''snow thickness'', and ''ground wetness'' (puddles) can be set manually. The "''Set maximum snow level from METAR''" option automatically creates a nominal snow-line based on METAR and latitude.


==== Aloft and boundary layers ====
==== Aloft and boundary layers ====
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* [http://www.badbadweather.com/ badbadweather.com] "Worst METAR reports worldwide for Flight Simulation"
* [http://www.badbadweather.com/ badbadweather.com] "Worst METAR reports worldwide for Flight Simulation"
* [https://earth.nullschool.net/ EarthWindMap] Interactive World map updated every three hours.
* [https://earth.nullschool.net/ EarthWindMap] Interactive World map updated every three hours.
== Advanced Weather Gallery (2017+) ==
''Remember the Advanced Weather options from the [[menubar]] inside the simulator, <code>Environment > Weather > Detailed weather > Advanced settings</code>. These screenshots have turned on things like terrain effects, terrain presampling, cloud shadows, realistic visibility, generate thermals, as well as configuring of sliders like for convection or hazes. [https://www.flightgear.org/tours/simulating-the-ever-changing-scenery/ Environment simulation] options like snow-line are set from <code>Environment > Environment settings</code>. The <code>View > Rendering</code> dialog has visualisation options for the local windfield on vegetation, precipitation, visible cloud range and density etc.
''Click to enlarge.''
<gallery mode="packed">
File:Pterosaur_over_Mount_Waialeale_on_the_Island_of_Kauai,_Hawaii_(_Flightgear_2019.x_)_01.jpg
File:Lightning_strike_illuminating_nearby_clouds_-_Flightgear_2019.x.jpg
File:SOTM_2018-09_Back_from_work_honey_by_GinGin.jpg
File:Eurocopter_EC135_over_wet_volumetric_grass_in_Innsbruck_Airport_(LOWI),_Austria_(Flightgear_2018.x).jpg|Puddles from previous rain
File:Gazelle_on_the_slopes_of_a_shield_volcano_in_Hawaii_showing_overlay_detail_on_ground_(FlightGear_2018.x).jpg|Wisps of volumetric cloud
File:Bell_412_and_clouds_on_the_slope_of_Mount_Etna_in_Sicily_(Flightgear_2019.x).jpg
File:SOTM_2018-12_Stormy_Day_by_GinGin.jpg
File:Shuttle_launch_at_sunrise.jpg
File:Bell_412_over_a_snowcapped_Mount_Etna_in_Sicily_in_winter_(Flightgear_2019.x)_02.jpg
File:Bell_412_over_a_snowcapped_Mount_Etna,_Sicily_-_Flightgear_2019.x.jpg
File:SOTM_2020-01_The_Goddness_of_Love_%26_Beauty_in_iridescence_by_eatdirt.jpg|Scattering by ice crystals
File:C172p-frost.jpg|Frost from cool external temperatures
File:EC135_Sea_of_fog.jpg|Ground fog
File:Lightning05.jpg|Lightning
File:Kilauea_Lava_fountain_and_Sun_halo_in_Hawaii_(Flightgear_2018.3).jpg|Ice crystals from a 22 degree halo. The halo is red as the light reaching it is red (out-scattering)
File:Pterosaur_over_Blue_Mountains_in_Australia_with_signature_blue_haze_(Flightgear_2020.x).jpg|Smog particle modelling: Blue haze from organic smog released by Eucalyptus trees in the Blue Mountains of Australia
File:SOTM_2019-03_Magical_cloud_lighting_by_vnts.jpg
File:SOTM_2019-07_Angelic_Return_by_GinGin.jpg
File:SOTM_2020-03_Mystic_Misty_by_GinGin_(Space_Shuttle_on_launchpad,_Florida).jpg
File:SOTM_2019-07_Grass_Greeting_in_Banjul_by_eatdirt.jpg|Grass swaying from the local windfield
File:C182_at_dawn.jpg
File:Pterosaur_over_Blue_Mountains_near_Katoomba_in_Australia_(FlightGear_2020.x).jpg|Note layer of moisture modeled by Advanced weather
File:SOTM_2018-11_Morning_Mountain_flight_by_StuartC.jpg|Snow accumulates more on slopes that are less steep
</gallery>


[[Category:Weather| ]]
[[Category:Weather| ]]
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