Weather warnings
Jun
29
Aviso Meteorológico Informativo
Tormenta Tropical Beryl avanza sobre el Océano Atlántico
29 de junio de 2024
2.25 pm
Diagnóstico: La mañana de este sábado la Depresión Tropical 2 evolucionó en la Tormenta Tropical Beryl. De acuerdo al último informe del NHC de las 18 UTC (12 md hora local), este ciclón se...
Jun
29
Weather Warning
Central American Gyre influence decreases this Saturday
June 29, 2024
10:30 a.m.
Diagnosis: The Central American Gyre (CAG) maintains showers with storms on the coast and surrounding areas in Guanacaste this Saturday morning. The accumulated amounts in the last 6 hours vary...
Jun
28
Informative Meteorological Notice
Tropical Depression 2 formed in the Atlantic Ocean
June 28, 2024
5:35 p.m.
Diagnosis: On Friday afternoon, tropical wave n°16 evolved into Tropical Depression 2 (DT 2). According to the NHC, this cyclone will be strengthening into a tropical storm in the next few hours...
Jun
28
Weather Warning (Update)
Influence of the Central American Gyre continues this Friday (update)
June 28, 2024
4:15 p.m.
Diagnosis: This Friday, a predominance of humidity flow from the Pacific Ocean to the national territory continues, due to the development of the Central American Gyre in the region. During the...
Jun
28
Weather Warning
Central American Gyre continue the influence this Friday
June 28, 2024
10:00 a.m.
Diagnosis: This Friday a predominance of humidity flow from the Pacific Ocean to the national territory continues, this due to the development of a Central American Gyre in the region....
Weather warnings history
In this section you will find the weather warnings history.
Feb
12
Meteorological warning
Condiciones ventosas durante este miércoles
12 de febrero 2020.
9:40 am
Diagnosis: The atmospheric pressure continues strong on the Caribbean Sea and as a result the wind stays accelerated on the Central American region. During the early morning and morning of...
Feb
10
Meterologicla warning
Windy conditions this monday
february 10, 2020
9:30 am
Diagnosis: High atmospheric pressure values ??over the Caribbean Sea keep accelerated winds over the region. So far this day there have been gusts in the range of 40-60 km / h in the lower parts...
Feb
09
Aviso Meteorológico
Condiciones ventosas durante todo el día consecuencia de la afectación de un sistema de alta presión
9 de febrero de 2020
10.30 a.m.
Diagnóstico: Un sistema de alta presión en el Atlántico y Mar Caribe se mantiene generando condiciones ventosas en la mayor parte del del país, con ráfagas de viento de hasta 90 km/h en la Cruz,...
Feb
03
Aviso Meteorológico
Condiciones ventosas durante todo el día consecuencia de la afectación del empuje frío # 18
3 de febrero de 2020
1030 a.m.
Diagnóstico: El empuje frío #18 se mantiene generando condiciones ventosas en la mayor parte del país, con ráfagas de viento de hasta 102 km/h en la Cruz, Guanacaste, y 95 km/h en los sectores...
Feb
02
Weather Warning
Windy conditions this Sunday due to the cold surge # 18
February 2nd, 2020
12 m.
Diagnosis: Cold surge # 18 continues its passage through the northern Caribbean Sea, towards the Atlantic Ocean; which causes the windy pattern in the country this Sunday. The maximum wind gusts...
Feb
01
Weather Warning
Cold push # 18 in the northern Caribbean Sea accelerates the wind in the country
February 1st, 2020
6.00 p.m.
Diagnosis: Cold surge # 18 has entered the Caribbean Sea this afternoon and will be moving through this sector in the next two days. Due to this, the windy pattern in the country will increase over...
Jan
30
Aviso Meteorológico
Rainy conditions this afternoon in the country
January 30, 2020
10.45 a.m.
Diagnosis: This morning the warm and quite humid behavior prevailed in various parts of the national territory, mainly due to the low cloud cover and the breeze contribution from the maritime...
Jan
29
Weather Warning
Rainy conditions on this Wednesday
January 29, 2020
10.10 a.m.
Discussion: Cloudy conditions and rainfall remain present this morning over the country, especially in the Pacific regions, this situation is a product of the proximity of the Intertropical...
Jan
28
Aviso Meteorológico
Precipitaciones fuertes persisten esta noche en la Vertiente del Pacífico
28 de enero de 2020
6.00 pm
Diagnóstico: La Zona de Convergencia Intertropical (ZCIT) sigue muy cerca del país, generando inestabilidad atmosférica y provocando aguaceros con tormentas esta tarde. En las últimas 6 horas se...
Jan
28
Weather Warning
Showers this afternoon in the Central Valley and the Pacific Slope
January 28, 2020
10.00 a.m.
Diagnosis: This Tuesday the Intertropical Convergence Zone (ITCZ) will be very close to the country, generating atmospheric instability and providing humidity from the Costa Rican Pacific to the...
RSS IMN latest alerts(Local Notification): https://www.imn.ac.cr/en/web/imn/avisos-meteorologicos/-/asset_publisher/lTlyP4wEZlDa/rss 
RSS IMN latest alerts (Amazon Replication): https://cap-sources.s3.amazonaws.com/cr-imn-es/rss.xml 
Impact-based forecasting
Provides information on the potential impacts to occur, in case of severe hydrometeorological events
See more...Services
The National Meteorological Institute, offers a range of services that can be ordered online in the next section of the site.
Go to services
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.
See more