Atmospheric conditions at a specific place and time, such as temperature and precipitation. For such variables tracked over time, use the climate tag.

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0
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1answer
31 views

Visibility vs. Cloudiness

Some weather providers like Yahoo give a visibility percentage while others like OpenWeather.org give cloudiness percentage. To normalize would it be acceptable to say that visibility = 100 - ...
5
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1answer
150 views

Standard colour ramp for wave height visualisation

I'm working on a visualisation of weather, including wave heights. The source data is from a WaveWatch 3 model, and I'm using GeoServer 2.7 (with NetCDF and dynamic colormap extensions) to do the ...
2
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1answer
29 views

Sourcing Historical Wind data?

I'm looking for a service that provides hourly historical data for 24h and back. I am currently interfacing openweathermap.org but had to find out that not all stations provide this feature. Are ...
6
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1answer
104 views

Data Feed for Space Weather / Aurora

I am building a map application for a northerly area and would love to bring in a feed of northern lights prediction/probability (like below). http://www.gi.alaska.edu/AuroraForecast Does anyone ...
1
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2answers
338 views

What is a good Javascript API for weather data?

I'm looking for a good javascript api which gives access to a weather data-base. I want to extract information like average number of rain days, amount of sunshine and average temperature. Is there ...
5
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3answers
1k views

real-time weather forecast raster for Europe

I am trying to find a numeric weather forecast map (air pressure, temperature, snowfall, precipitation..) that I could display in my web map client. For the client I'm currently using OpenLayers with ...
2
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1answer
1k views

How to pick the coefficient in Inverse Distance Weighted method?

I'm using QGIS 1.8.0 to interpolate weather data. This is, I have a weather station located in say, A and C. With the Inverted Distance Weighting or Triangular Interpolation methods, I can ...
4
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0answers
333 views

Weather conditions forecasting / interpolation

I'm trying to carry out weather conditions interpolations. I have information of 92 weather stations for 800,000 km2. As you can imagine the extension of land is huge and I need some kind or weather ...
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0answers
164 views

Weather interpolations QGIS

does any one know how good are the weather interpolations that QGIS carries out? Do you have any other suggestions or better methods to do them? Please let me know. Thanks in advance!
1
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0answers
30 views

severe thunderstorms warnings dataset for europe

I'm looking at the possibility of using georef data on historic thunderstorms alerts. Does anyone know of a good (free) source for this information?
4
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3answers
80 views

What sources of granular wind data over the continental US are available?

I am looking for publicly or commercially available wind data at altitudes ranging from 0 feet to 40,000 feet over the continental United States. Which data sources should I look at? Which one is ...
1
vote
1answer
300 views

Where can I download Real time Traffic and weather data for the world?

Where can I download real time data for traffic and weather? I'd like to use it as an overlay on a mapping service of my choice (eg. Google maps, OpenLayers etc.)
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0answers
1k views

retrieve some info from GRIB2 file with JAVA

I've just started parsing some info inside GRIB2 file with NOAA weather forecast, and I am realizing this task is not as easy as I could think 'a priori'. I need to process some info inside JAVA ...
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1answer
127 views

other than GrADS and NCL, any other map/chart scripting and plotting software dedicated for climate and meteorology?

NCL is quite good indeed, but I would like to know whether there are other options.
5
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1answer
125 views

Where can I get US snowfall data with day resolution?

I need to visualize the snowfall in the USA for a given time period and city. So you could pick a given day and get a heatmap showing the amount of snowfall at each place in the USA on that day. ...
17
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6answers
8k views

Near real-time sources of lightning strike data

I am wondering if anyone has any suggestions on sources of near real-time lightning strike data available for download? For example, Intellicast.com has a map of strikes, but makes no mention of the ...
1
vote
0answers
686 views

How to get WMO SYNOP data?

I would like to get WMO weather stations observations daily reports from the web in file or web-service form. According to WMO Resolution 40 -info- this data should be availiable in text form with ...
6
votes
2answers
469 views

Looking for a live feed of tides in Australia

I'm looking for a feed of predicted tide heights and times, specifically for NSW, Australia. Tide sites such as the Bureau of Meteorology only provide static images of predicted tide height. NSW ...
6
votes
1answer
952 views

Are special interpolation techniques required for weather data?

I've downloaded a series of weather observations from the local weather agency - it comprises around 1,000 points spread non-uniformly across Australia, with a greater density of points located near ...
5
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2answers
2k views

WMS weather data for Europe

I am looking for a source of weather data for Europe. I use http://mesonet.agron.iastate.edu/cgi-bin/wms/goes/conus_vis.cgi? and http://mesonet.agron.iastate.edu/cgi-bin/wms/nexrad/n0r.cgi? for the ...
11
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2answers
279 views

Which weather on my road? Looking for a spatial weather forecast web service

My friend Bob goes from A to B leaving tomorrow morning at 6:00. There are many direction services that indicates him short, fast and/or cheap routes. Bob does not like to drive under the rain and ...
4
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3answers
958 views

Grib2 Libraries For .Net

Are there any good libraries for accessing GRIB2 data in .Net? Specifically, I want to be able to quickly pull subsets of weather data from a grib2 file based on time and location.
7
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2answers
201 views

What are “M” point locations on the NOAA forcecast cone map?

I don't think I've ever noticed M before. H and S are Hurricane and Tropical Storm.