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Key to symbols

Sky conditions

  • Cloud cover

    • Clear skiesClear skies
    • High-level cloudsHigh-level clouds
    • Light cloud cover to partly cloudyLight cloud cover to partly cloudy
    • Partly cloudy to very cloudyPartly cloudy to very cloudy
    • CloudyCloudy
    • OvercastOvercast
    • HazyHazy
    • MistyMisty
    • FogFog
  • Precipitation: rain

    • Partly cloudy with showersPartly cloudy with showers
    • Overcast with showersOvercast with showers
    • DownpourDownpour
    • Mid-level clouds with drizzleMid-level clouds with drizzle
    • Cloudy with drizzleCloudy with drizzle
    • RainRain
    • StormStorm
    • Downpour with stormDownpour with storm
  • Precipitation: hail or hailstones

    • Storm with hailstonesStorm with hailstones
    • Downpour with storm and hailstonesDownpour with storm and hailstones
  • Precipitation: snow

    • Snow showersSnow showers
    • Snow downpourSnow downpour
    • Light snowLight snow
    • Heavy snowHeavy snow
    • Snow downpour with stormSnow downpour with storm
  • Precipitation: sleet

    • Sleet downpourSleet downpour
    • SleetSleet
  • Maximum-temperature variation compared to the previous day

    • IncreaseIncrease
    • DecreaseDecrease
    • No changeNo change
  • Minimum-temperature variation compared to the previous day

    • IncreaseIncrease
    • DecreaseDecrease
    • No changeNo change
  • Temperature variation compared to the previous day

    • IncreaseIncrease
    • DecreaseDecrease
    • No changeNo change
  • Wind direction

    • Levant (easterly)
    • Sirocco (southeasterly)
    • Ostro (southerly)
    • Leveche (southwesterly)
    • Ponente (westerly)
    • Mistral (northwesterly)
    • Tramontane (northerly)
    • Gregale (northeasterly)
  • Wind speed

    • CalmCalm
    • Light airLight air
    • Moderate breezeModerate breeze
    • Strong breezeStrong breeze
    • Gale forceGale force

Sea state

  • No wavesNo waves
  • CalmCalm
  • SmoothSmooth
  • SlightSlight
  • ModerateModerate
  • RoughRough
  • Very roughVery rough
  • HighHigh
  • Very highVery high
  • PhenomenalPhenomenal
  • SwellSwell