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Weather Warning-IMN-170425

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 Pacific have recorded gusts between 30 km/h and 65 km/h, while northern Guanacaste and the mountain ranges have been between 70 and 90 km/h. Occasional clouds in the northern Caribbean and the Northern Zone have produced short-lived rain with accumulated rainfall below 18 mm.

Forecast: Moderate to strong winds will continue throughout the day in the center and north of the country. Gusts are expected to remain at similar levels to those recorded this morning: between 40 and 65 km/h for the Central Valley and between 70 and 95 km/h for northern Guanacaste and the mountain ranges. Scattered clouds are expected to remain in the north of the country, with possible occasional light to moderate rain showers. In the mountains east of Parrita and around the Golfo Dulce, there is a possibility of short-lived afternoon showers.

Warning: Special attention is recommended in the mountains and surrounding lowlands due to the presence of strong to very strong gusts.

Due to the above, the IMN recommends:

• Avoid wind gusts and their possible damage to roofs, electrical wiring, signs, and trees, as well as in the mountainous areas of the country and Guanacaste (national parks, volcanoes).

• Caution in air navigation due to increased turbulence, as well as in maritime navigation due to increased rough seas, especially in the North Pacific, Gulf of Nicoya, and northern Central Pacific.

• Avoid burning of all types, as they can get out of control.

• Stay informed through social media: Twitter: @IMNCR, Facebook: Instituto Meteorológico Nacional CR, and the websitewww.imn.ac.cr

Jose Valverde Mora

Meteorologist

DMSA/IMN



Weather warnings history

In this section you will find the weather warnings history.

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...

See More


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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Apr

13

Weather Warning

Influence of Cold Surge #19 this Sunday and beginning of the week

April 13, 2025
09:30 a.m.

Diagnosis: The cold push #19 located in the center of the Caribbean Sea, maintains high atmospheric pressure values from the center to the north of the region. This favors the increase of trade...

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Apr

12

Weather Warning

Influence of Cold Surge #19 this weekend and beginning of the week

April 12, 2025
10:05 a.m.

Diagnosis: The increase in atmospheric pressure from the southern United States toward the Gulf of America is a consequence of the passage of cold surge #19 toward the central Caribbean Sea...

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Apr

10

Aviso Meteorológico

Influencia de Empuje frío #19 sobre el país este fin de semana

10 de abril de 2025
10.00 am

Diagnóstico: El empuje frío #19 localizado sobre el sector central del Centroamérica y el Mar Caribe está influenciando al país este jueves con viento moderados y lluvias variables en el Caribe y...

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Apr

04

Weather Warning

Increased trade winds and moisture content in the region

April 04, 2025
10:10 a.m.

Forecast: Rising atmospheric pressure in the central and eastern Caribbean Sea is accompanied by an increase in moisture content from today through Sunday, the latter shifting toward southern...

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Mar

25

Weather Warning

Variable rains in the Carribbean slope of the Country

March 25, 2025
5:40 p.m.

Diagnosis: The increase in moisture content throughout the beginning of this week in southern Central America continues, with steady cloud cover continuing into Tuesday in parts of the Caribbean...

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Mar

22

Weather Warning

Strong winds in the north of the country and rains in the Caribbean slope this weekend

March 22, 2025
9:30 a.m.

Diagnosis: Currently, the passage of cold surge #17 over the northern Caribbean Sea and northwest Atlantic Ocean is causing high levels of atmospheric pressure in the region. This has resulted in...

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