Weather warnings
Jul
26
Weather Warning (Update)
Variable rain activity for this afternoon and evening in the country
July 26, 2024
3:35 p.m.
Diagnosis: Unstable atmospheric conditions caused by the proximity of the Intertropical Convergence Zone, high humidity content and local factors have generated rainfall this afternoon in several...
Jul
26
Meteorological Warning
Variable rain activity for this afternoon and evening in the country
July 26, 2024
10:40 am
Diagnosis: Unstable atmospheric conditions will occur again this Friday over the country. This is due to the proximity of the Intertropical Convergence Zone, the high humidity content and local...
Jul
26
Meteorological Warning
Unstable atmospheric conditions during this night
July 25, 2024
10:55 pm
Diagnosis: The high humidity content and the activity associated with the Intertropical Convergence Zone, which remains over the country, favor unstable atmospheric conditions in the national...
Jul
25
Meteorological Warning
Showers with thunderstorms this afternoon and evening in several areas of the country
July 25, 2024
10:30 am
Diagnosis: The position of the Intertropical Convergence Zone over the country, together with local factors such as high temperatures and the entry of sea breezes, favor unstable atmospheric...
Jul
24
Weather Warning
Heavy showers and thunderstorms this afternoon and evening
July 24, 2024
9:55 a.m.
Diagnosis: Humid atmospheric conditions will predominate due to the Intertropical Convergence Zone being active over the national territory. This will produce isolated showers in the north of the...
Weather warnings history
In this section you will find the weather warnings history.
Jun
26
Weather Warning
Rainy activity this day over the country
June 26, 2020
10.20 a.m.
Discussion: The trade winds prevail accelerated this day; They are especially perceived in the north and center of the country, the highest speeds are around 50-78 km / h. The windy pattern has...
Jun
25
Aviso Informativo
Polvo del Sahara en Costa Rica
25 de junio de 2020
11.30 am
Diagnóstico: Este jueves la masa de polvo del Sahara se encuentra en todo América Central, siendo perceptible en Costa Rica en forma de bruma blanca en el ambiente, reduciendo la visibilidad...
Jun
24
Aviso Meteorológico
Aguaceros durante esta tarde en el Pacífico
24 de junio de 2020
2.30 pm
Diagnóstico: La cercanía de la Zona de Convergencia Intertropical generó la proximidad de núcleos nubosos hacia la provincia de Limón y Zona Norte, donde se presentaron aguaceros aislados...
Jun
24
Weather Warning
Sahara dust intrusion into the country this week
June 24, 2020
10.50 a.m.
Discussion: On this Wednesday the country is immersed in a large mass of dust from the Sahara that has moved over the Caribbean Sea. Forecast: The presence of dust will be perceived during this...
Jun
24
Weather Warning
Heavy rains this morning in the Caribbean and during the afternoon in the Pacific
June 24, 2020
10.40 a.m.
Discussion: The proximity of the Intertropical Convergence Zone generates the proximity of cloud nuclei to the coastal parts of our country, particularly to the province of Limón where isolated...
Jun
23
Weather Warning
Rains spread to the night hours by tropical wave effects # 11
June 23, 2020
06.10 p.m.
Discussion: The tropical wave continues to advance over the national territory, this afternoon has generated strong rainy and electrical activity in sectors of the Pacific and isolated...
Jun
23
Weather Warning
Tropical Wave Entry # 11 on the afternoon of this day
June 23, 2020
02.40 p.m.
Discussion: At the beginning of this afternoon, tropical wave # 11 has entered the national territory; However, it moves immersed in dust from the Sahara which will cause an isolated behavior of...
Jun
23
Weather Warning
Sahara Dust Layer in Costa Rica this week
June 23, 2020
12 m.
Diagnosis: A large mass of Sahara Dust Layer is found in the Caribbean Sea this week, arriving in Central America this Tuesday. This situation is usual in the region during the months of June to...
Jun
23
Weather Warning
Tropical Wave # 11 will cross the country this Tuesday
June 23, 2020
10.30 a.m.
Diagnosis: Tropical wave # 11 located over Panama this morning, moves rapidly through that country, anticipating that it will enter the national territory in the late afternoon and early evening....
Jun
22
Aviso Meteorológico
Onda tropical #10 para esta noche
22 de junio de 2020
3.30 p.m.
Diagnóstico: La onda tropical #10 se acerca al país, se espera que esté incursionando en el país esta noche. Debido al ambiente en el que se desplaza, el cual es poco favorable para lluvias...
RSS IMN latest alerts(Local Notification): https://www.imn.ac.cr/en/web/imn/avisos-meteorologicos/-/asset_publisher/lTlyP4wEZlDa/rss 
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Ephemerides
In this section you will find all the necessary information about sunrises and sunsets of the Sun and Moon, as well as all the information about the corresponding lunar phases.
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