| alerts | Weather Alerts for United States and Europe |
| almanac | Average and record high and low temperatures for current date going back as far as weather underground has data or from the national weather service going back 30 years. |
| as.numeric.nonempty | as.numeric with special handling for length 0 (NULL) objects |
| astronomy | Moon phase, sunrise and sunset times for today. |
| base_url | Base URL for wunderground API |
| build_url | Build wunderground request URL |
| conditions | Current conditions including current temperature, weather condition, humidity, wind, feels-like, temperature, barometric pressure, and visibility. |
| current_hurricane | Current hurricane - within the US only. Note: all times in eastern |
| dst_POSIXct | Return POSIXct time from 7 variables. |
| dst_repeat_starttime | Find the text to POSIXct ambiguous interval. |
| encode_NA | Processes data.frames and replaces wunderground's -9999/-999 to NAs |
| forecast10day | Forecast for the next 10 days. |
| forecast3day | Forecast for the next 3 days. |
| geolookup | Lists nearby weather stations for a given location |
| get_api_key | Returns the wunderground API key |
| has_api_key | Detects if wunderground API key is set |
| history | Hourly weather data for specified date. |
| history_daily | Summarized weather data for specified date. |
| history_range | Hourly weather data for specified date range. |
| hourly | Hourly forecast for the next 24 hours. |
| hourly10day | Hourly forecast for the next 10 days. |
| is_fall_back_day | Check if a date is a "fall back" transition from DST. |
| is_valid_airport | Checks if airport code is valid |
| is_valid_territory | Checks if country/state is a valid one |
| list_airports | Returns a data.frame of valid airport codes (ICAO and IATA). |
| list_countries | Returns a data.frame of valid countries with iso abbreviations and region |
| list_states | Returns a data.frame of valid states with abbreviations and regions |
| lookup_airport | Lookup airport code (IATA and ICAO code). weatherunderground API might not recognize the IATA/ICAO code for smaller airports. |
| lookup_country_code | Lookup ISO country code weatherunderground API doesn't recognize iso codes uniformly for every country.name |
| measurement_exists | Check if a variable exists for a PWS. If not set the value to -9999 |
| nonempty | return object, or NA for length 0 (NULL) objects |
| planner | Weather summary based on historical information between the specified dates |
| rawtide | Raw Tidal data with data every 5 minutes for US locations Tidal information only available for US cities. Units are in feet. |
| satellite | Returns image URL for satellite imagery |
| set_api_key | Sets the wunderground API key |
| set_location | Specifies location of request |
| stop_for_error | Detect and stop for any wunderground request errors |
| tide | Tidal information for a location within the USA. Tidal information only available for US cities. Units are in feet. |
| webcam | Returns locations of personal weather stations along with URLs for their webcam images |
| wunderground_request | wunderground api requests |
| yesterday | Weather data for yesterday |