15
votes
Accepted
Is there a recent global gridded temperature dataset with 0.1 deg resolution?
The most important reanalysis datasets covering until present time (I'm excluding the others that stop some years before present time) currently available are:
ERA5 by ECWMF: 1979-present (soon 1950-...
13
votes
Accepted
Where can I get archived hourly temperature data?
The authoritative sources for your data are:
ASOS: Automated Surface Observation Systems at airports, and
MADIS: the Meteorological Assimilation Data Ingest System, from NOAA
Those are collections ...
13
votes
Accepted
Is there a freely usable map of Earth cave systems and/or density?
You might like to check World Cave List which has a pretty extensive list of caves, their depths, and lengths.
For example:
This list has been automatically produced from our World Caves Database.
...
9
votes
Accepted
Where to find reliable water temperature?
The Met Office Hadley Centre provides global quality controlled ocean temperature and salinity profiles and monthly long-term objectively analyzed global fields with a one degree spatial resolution (...
9
votes
Accepted
Is it right practice to validate temperature data with reanalysis data?
No. One should not attempt to validate raw in situ measurements with reanalysis data. Reanalysis data contain partial information from observations, but are mostly model fields and are provided at ...
8
votes
Is it right practice to validate temperature data with reanalysis data?
Many meteorological stations are assimilated into NOAA's reanalysis. You should be careful with this approach as the raw data you have might have been already included in the hindcast.
The reanalysis ...
7
votes
Does anyone know of a DBMS with global geospatial search?
The best open-source and free geospatial database is in my opinion PostGIS. It is easy to use and has a huge support group (also for example at https://gis.stackexchange.com/)
It also connect to all ...
6
votes
Historical data on world's forest area
When I need data about past and future projected land use change, I usually refer to the global dataset that was developed for the global climate simulations CMIP6.
The dataset is the Land Use ...
4
votes
Does anyone know of a DBMS with global geospatial search?
I agree with Speissburger that PostGIS (an extension of Postgre) has excellent Geospatial support. In the open source world, this would also be my recommendation.
(MySQL claims to have some geospatial ...
4
votes
Querying Seismic Databases
Unless they are large or famous earthquakes, I doubt you will find the waveforms for specific earthquakes.
What you will find is a ton of seismic data: http://earthquake.usgs.gov/data/?source=sitenav
...
4
votes
Open Mining facility/operation GIS data
For the US, there are several sources:
Mineral Resources Data System (MRDS)
MRDS is a collection of reports describing metallic and nonmetallic mineral resources throughout the world. Included are ...
4
votes
Where to find reliable water temperature?
Arkaia's answer sounds quite detailed. However depending on what is your required level of precision and goals (climatology ? hydrological forecast at depth ?) there are some valuable extra ...
3
votes
Where can I find weather data on ambient outside illumination?
One direction to look in might be the various GIS systems that exist to forecast the amount of light that will reach photovoltaic (solar panel) installations. I don't know about the US, but I would be ...
3
votes
Is it right practice to validate temperature data with reanalysis data?
Official meteorological stations should have well-calibrated thermometers.
In any comparison between models and measurements, the measurements would be the reference, not the models.
One way I can ...
3
votes
Is there an atmospheric data database somewhere on the web?
By your edit, it seems you are more interested in the "big data" side of the science. Model reanalyses contain large amounts of historical weather data, so that is a safe bet for ample amounts of data....
2
votes
Is there an atmospheric data database somewhere on the web?
Wind speed, direction, temperature (highs and lows only or time of day?)
And do you want this for all over the Earth or just regional, like the continental US?
If this answer is correct, there ...
1
vote
Accepted
What is the correct way to report historical daily Max / Min / Avg Temperature by City?
I don't know if ERA5 data has some weird format, as I'm really not familiar with working with such data directly. But it's vital to realize that the greatest hourly temp is rarely the daily max, and ...
1
vote
What is the correct way to report historical daily Max / Min / Avg Temperature by City?
Yes, daily minima, maxima and precipitation totals are calculated simply as you suggested in your question. Take care that there aren't missing values,, but that's more of an issue calculating means. ...
1
vote
Is there a recent global gridded temperature dataset with 0.1 deg resolution?
aWhere Inc. www.awhere.com provides daily min and max temperature, precip, solar, wind for the agricultural earth (basically 60S-60N) at a resolution of 5 arc min or about 9km at the equator (1/12 ...
1
vote
Historical isobaric charts?
I have found an archive of small-scale charts encompassing part of Africa here.
1
vote
Where can I find a list of snow fall recording stations in my zip code?
Were to find hourly data will depend on your location, as you will probably need to access the national weather network of the country of your interest. Global climatic databases usually record data ...
1
vote
Where can I find a database of historical wildfires in the USA back to 1960?
I would suggest the National Interagency Fire Center, which keeps statistics in a variety of formats as well as lists of historical fires. For instance, you can see a list of historically significant ...
1
vote
Are 'Return Periods' being recalculated? If so, how?
One possible example could be the study of ice cores in Antarctica where scientists are trying to determine changes in concentrations of gases like carbon dioxide over a period of time . Such ...
1
vote
Where can I get archived hourly temperature data?
ASOS data for all the airports in the world:
https://mesonet.agron.iastate.edu/request/download.phtml
This website also has a lot of other meteorological data for the United States.
1
vote
Where can I get archived hourly temperature data?
ACCA Manual J: Residential Load Calculation, look in the back and they have a table of BIN temperatures for most U.S. Cities.
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