GribStream.com

GribStream.com offers access to historical weather data and forecasts through an efficient API. It's built for meteorologists, researchers, and anyone needing reliable weather data.

Features include:

• A free tier for getting started

• Full history of weather forecasts

• State of the art weather models like the National Blend of Models (NBM), the Global Forecast System (GFS) and the Rapid Refresh (RAP) models.

• Timeseries for thousands of coordinates can be extracted for months at a time at hourly resolution in a single HTTP request taking seconds.

• Supports as-of/time-travel, indispensable for proper backtesting of derivative models

• Automatic gap filling of any missing data with the next best (most recent) forecast.

Hundreds of weather parameters include:

• Temperature

• Dew point

• Wind speed and direction

• Accumulated rain & snow

• Probability of rain and snow

• Visibility

• Relative humidity

• Cloud cover