Weather warnings
Meteorological Warning
May
21
Meteorological Warning
Showers with a thunderstorm in the Central and South Pacific tonight
May 21, 2024
09:40pm
Diagnosis: Humid and unstable atmospheric conditions, favored by the passage of tropical wave #3, in addition to the activity associated with the Intertropical Convergence Zone, have favored downpours with thunderstorms in the Central and South Pacific regions during late afternoon and so far into the night period. The most significant amounts of the last 6 hours are the following: Marina Pez Vela 232mm, Finca Damas 82mm, Parrita 80mm, Barú 65mm, Ciudad Neily 60mm and Altamira 43mm.
Forecast: For the rest of the night of this Tuesday and during the early hours of this Wednesday, rains of varying intensity accompanied by an electrical storm are expected in coastal regions of the Central and South Pacific with amounts of 20 to 80 mm in 6 hours, with possible higher accumulations. in a localized manner. No significant rainfall is expected for the rest of the country.
Warning: Attention in coastal sectors of the Central and South Pacific, as significant rains have occurred in the last few hours. In addition, mountains of the Northern Caribbean, Northern Zone in the Sarapiquí sector, due to the saturation present in the soils. Be attentive to the development of storm clouds which present their own and significant characteristics such as descending gusts, high precipitation intensity in short periods of time and electrical discharges.
Due to the above, the IMN recommends:
- Caution due to sewage saturation in places prone to this type of flooding.
- Prevention against electrical storms and seeking shelter in a safe place in case strong gusts of wind occur or are perceived near storm clouds, due to the possible fall of tree branches, power lines, among others. These gusts can reach between 80 to 100 km/h in some isolated cases..
- Stay informed through social networks, Twitter: @IMNCR, Facebook: Instituto Meteorológico Nacional CR and WEBSITE: www.imn.ac.cr
Andrés Gamboa Valverde
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
