BBC Weather Centre - Country Guides: Croatia: Provides climate and weather information, facts and statistics about the country, along with five-day forecasts for major cities.
CNN Weather - Zagreb: Current conditions and forecast.
Meteorological - Oceanographic station "Punta Jurana": 12 meteorological and oceanographic parameters (nine air and three sea parameters), graphic views of measurements every 10 minutes 24 hours a day.
Meteorological and Hydrological Service of Croatia: Includes a weather forecast, climate and hydrology.
NOAA NWS - Croatia Weather: US government site provides hour-by-hour weather conditions for the past 24 hours for major cities and locations in the country.
Weather Underground - Croatia: Displays current conditions for all major cities on one page, with five-day forecast and more detailed information for each available.
Weather.com - Croatia: City-by-city weather reports and forecasts.