Weather warnings

Apr

21

Weather Warning

Trade winds and increased moisture content to the south of the region

April 21, 2025
09:40 a.m.

Diagnosis: The increase in atmospheric pressure in the northern Caribbean Sea, maintains accelerated trade winds in the center of the basin, this coupled with high humidity values in the region,...

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Apr

18

Aviso Meteorológico

Condiciones ventosas persisten este viernes

18 de abril de 2025
9:30 am

Diagnóstico: Un fuerte gradiente de presión atmosférica sobre el Mar Caribe mantiene el viento acelerado en la región centroamericana. En Costa Rica se han registrado ráfagas máximas de 96.7 km/h...

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Apr

17

Weather Warning

Moderate to strong wind gusts this Thrusday

April 17, 2025
09:30 a.m.

Diagnosis: High atmospheric pressure levels north of the Caribbean Sea basin are favoring accelerated trade winds over the country. So far, the lower reaches of the Central Valley and the North...

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Apr

16

Aviso Meteorológico

Ráfagas de viento de moderadas a muy fuertes este miércoles

16 de abril de 2025
10:30 am

Diagnóstico: Un nuevo incremento en la presión atmosférica sobre la cuenca del Mar Caribe está favoreciendo un fuerte aceleramiento del viento sobre el país. Los sectores bajos del Valle Central...

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Apr

14

Aviso Meteorológico

Lluvias en el Caribe y Zona Norte este lunes

14 de abril de 2025
9:00 am

Diagnóstico: El empuje frío #19 comienza a alejarse de la región, sin embargo, aún se mantienen condiciones atmosféricas inestables en el Caribe y Zona Norte. Durante la madrugada y lo que va de...

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Weather warnings history

In this section you will find the weather warnings history.

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Weather Warning: Rain and Storm in the Caribbean

Sep

16

Weather Warning

Rain and Storm in the Caribbean

September 16, 2020
01:00 a.m.

Weather Warning
Downpours and thunderstorms in the Caribbean
September 16, 2020
1:00 am.


Diagnosis: The Intertropical Convergence Zone is located over Costa Rica, it is providing atmospheric instability and humidity from both maritime sectors. Storm rains are monitored in the South Caribbean and South Pacific in the last 3 hours.

Forecast: For the first hours of the morning, downpours of variable intensity with electrical storms are expected in the South Pacific, Central Pacific and South Caribbean, part of these rains will reach the North Pacific coast in the next 3 hours.

In the Central Valley weak rains and banks of fog are expected.

Due to the above, the IMN recommends:

 

  • Caution in areas vulnerable to flooding due to sewerage saturation.
  •  Take shelter in a safe place in case you hear an electrical storm or perceive strong gusts of wind near the storm   clouds, as well as caution against possible falling tree branches, power lines, among others.
  • Stay informed through social networks, Twitter: @IMNCR, Facebook: Instituto Meteorológico Nacional CR and the WEB Page: www.imn.ac.cr

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