Weather warnings
May
10
Meteorological Warning
Showers with storm this afternoon for several areas of the country
May 10, 2024
9:45 am
Diagnosis: Local factors such as sea breezes and high temperatures combined with the activity of the Intertropical Convergence Zone and the high humidity content favor unstable atmospheric...
May
09
Weather Warning
Rain will extend into the first part of the night
May 09, 2024
05.15 p.m.
Discussion: The Intertropical Convergence Zone is located over the country, which generates a significant contribution of humidity and instability and has caused rainy conditions this afternoon...
May
09
Weather Warning
Heavy rain on the Pacific slope
May 09, 2024
9:30 a.m.
Diagnosis: The atmospheric instability in our region is associated with the position of the Intertropical Convergence Zone, especially over Costa Rica. This favors the occurrence of heavy...
May
08
Weather Warning
Rains of varying intensity for this Wednesday in the national territory
May 08, 2024
09:10 a.m.
Diagnosis: The strong atmospheric instability in the south of Central America is caused by the location of the Intertropical Convergence Zone, specifically over Costa Rica and Panama. During the...
May
04
Weather Warning
Variable precipitations in the Central and South Pacific regions
May 04, 2024
10:20 a.m.
Diagnosis: The presence of weak trade winds, high temperatures and high humidity contents towards the south of Central America will be accompanied by instability due to the proximity of the...
Weather warnings history
In this section you will find the weather warnings history.
Aviso Meteorológico-IMN-270424-1030am
Apr
27
Weather Warning
Rainy conditions this weekend
April 27, 2024
10.30 a.m.
Discussion: Very humid and unstable atmospheric conditions this weekend enhance an ideal pattern for the presence of cloudiness and precipitation in the country. Since the early hours of this Saturday, cloud cover has remained in much of the national territory, and intermittent rainfall has also been recorded in regions of the Caribbean and the Northern Zone, as well as isolated downpours with thunderstorms in the cantons of Golfito and Corredores. The amounts are less than 10 mm in the last 6 hours.
Forecast: Partly cloudy to cloudy is estimated during the day with intermittent rains in the Caribbean and the North Zone, with greater recurrence in the remainder of the morning and during the night, estimated amounts between 20-40 mm in 12 hours.
In the Central and South Pacific, as well as in the Nicoya Peninsula, rain, downpours and a thunderstorm are expected around midday and will continue during the afternoon and early evening, accumulated between 30-60 mm, in periods of 12 hours. ; Higher amounts are possible on a localized basis. In the Central Valley there is also a high possibility of rain, in the morning towards the North and East sector; more generally in the second part of the afternoon and early evening, amounts between 15-35 mm in periods of 12 hours.
Tropical wave #1 advances over the East of Panama, it is estimated that it will arrive in the national territory on Sunday, reinforcing rainy activity in the country; during the first hours of the day in the Caribbean and the North Zone, during the afternoon in the Pacific and Central Valley regions.
Warning: Special attention to strong precipitation events in regions of the Central and South Pacific, as well as in vulnerable areas on Route 32 and 27, among others.
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 80 km/h in some isolated cases.
- Stay informed through social networks, Twitter: @IMNCR, Facebook: National Meteorological Institute CR and the WEB Page: www.imn.ac.cr
Rebeca Morera R.
Meteorologist
DMSA-IMN