Weather warnings

Jul

14

Aviso Meteorológico

Onda tropical #15 transitando este lunes por el país

14 de julio de 2025
10:00 AM

Diagnóstico: La onda tropical #15 ingresó al país durante la madrugada. Aunque es una onda débil, ha generado lluvias y tormentas en zonas marítimas del Pacífico Central, el Caribe y en áreas...

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Jul

13

Aviso Meteorológico Informativo

Tropical Wave #15 transiting over Costa Rica early Monday morning

July 13h, 2025
6 p.m.

Diagnosis: During the course of early Monday morning, tropical wave #15 will be passing over the national territory. Although it is a weak tropical wave, it will be interacting with the...

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Jul

11

Weather Warning

Tropical wave #14 over Costa Rica this Friday

July 11th, 2025
9:50 a.m.

Diagnosis: The high humidity level across the country and the current instability are a result of Tropical Wave 14, which is positioned over the country this morning. Scattered showers have...

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Jul

10

Weather Warning

Tropical Wave 14 to Pass Over Costa Rica This Friday

July 10, 2025
04.30 p.m.

Discussion: A change in the weather pattern toward more humid and unstable atmospheric conditions over Costa Rica and surrounding areas will increase the occurrence of rainfall in various parts...

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Jul

08

Informative Weather Notice

Sahara dust over the country

July 08th, 2025
9:50 a.m.

Diagnosis: Increases in atmospheric pressure in the Caribbean Sea accelerate the trade winds over the basin, as well as over central and northern Spain. Furthermore, a dry, stable air mass...

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Weather warnings history

In this section you will find the weather warnings history.

Oct

25

Aviso Meteorológico

Tropical storm Zeta forms in the Caribbean Sea north of Honduras

October 25, 2020
08.30 am

Diagnosis: in the last hours a low pressure system has strengthened in the tropical storm Zeta, which is located north of Honduras and about 400 km from Cozumel, Yucatán. This system has favored...

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Oct

24

Aviso Meteorológico

Condiciones lluviosas vespertinas en el Pacífico y Valle Central

24 de octubre de 2020
10.30 am

Diagnóstico: La actividad de la Zona de Convergencia Intertropical ubicada sobre Costa Rica, lo débil de los vientos alisios son factores que favorecen las precipitaciones vespertinas. ...

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Oct

23

Aviso Meteorológico

Aguaceros por la noche en la Zona Norte y Pacífico

23 de octubre de 2020
5.40 pm

Diagnóstico: La actividad de la Zona de Convergencia Intertropical crea condiciones para la formación de nubes de gran desarrollo y aumenta así la probabilidad de que se mantengan los aguaceros...

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Oct

23

Aviso Meteorológico

Aguaceros y tormenta este viernes-actualización

23 de octubre de 2020
2.40 pm

Diagnóstico: Las temperaturas altas que se han registrado esta mañana, sumado al flujo de humedad desde el Pacífico y a la actividad de la Zona de Convergencia, crea condiciones para la formación...

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Oct

23

Weather Warning

Downpours and storm this Friday

October 23, 2020
11.00 a.m.

Diagnosis: The high temperatures that have been registered this morning, added to the flow of humidity from the Pacific and the activity of the Convergence Zone, creates conditions for the...

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Oct

22

Aviso Meteorológico

Afectación por Onda tropical #47 este jueves (actualización)

22 de octubre de 2020
6:00 pm

Diagnóstico: Influencia de la Onda Tropical #47 y factores locales provocaron lluvias y aguaceros de variable intensidad en el centro y norte del país durante esta tarde. Los acumulados rondan...

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Oct

22

Aviso Meteorológico

Afectación por Onda tropical #47 este jueves

22 de octubre de 2020
10:20 am

Diagnóstico: La onda tropical se encuentra transitando sobre nuestro país desde esta madrugada, este factor aunado a las altas temperaturas y el ingreso de humedad desde el Pacífico genera un...

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Oct

21

Weather Warning

Condiciones lluviosas en este día -actualización-

21 de octubre de 2020
02.45 p.m.

Discussion: The Intertropical Convergence Zone remains very active, which is located over Costa Rica, a situation that favors a humid and unstable atmospheric pattern causing cloudiness and the...

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Oct

21

Weather Warning

Rainy conditions on this day

October 21, 2020
10.30 a.m.

Discussion: The Intertropical Convergence Zone remains very active positioned over Costa Rica, favoring the presence of cloudiness and rain in much of the country; especially in the Central...

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Oct

21

Weather Warning

Rainy conditions during tonight - early morning in the national territory October 21, 2020 03:00 a.m.

October 21, 2020
02:30 a.m.

Diagnosis: this Wednesday the positioning of the Intertropical Convergence Zone, the unstable atmosphere and the entry of humidity from the Pacific are factors that favor rainy conditions....

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