MEXICO CITY.—The National Weather Serviceof the National Water Commissionissued the notice of its weather forecastfrom 06:00 a.m. on Wednesday, October 22, 2025.
The tropical wave number 39 It will move over Guatemala and eventually to the south of Chiapas, reinforcing the probability of rains in said entity.
Today, a low pressure channel in combination with a high altitude trough located northeast of the Yucatan Peninsulawill cause showers and heavy rains in the mentioned region.
The low pressure area with probability of cyclonic development over the Pacific Ocean, it will continue its movement westward, gradually moving away from Mexican coasts.
We share the weather status for the next few hours. pic.twitter.com/ntyogRRloG
— Yucatan Civil Protection (@procivy) October 22, 2025
He “Mérida” Regional Hydrometeorological Centerof the National Weather Servicereleased its report on the weather forecastvalid from 06:00 a.m. on Wednesday the 22nd to 06:00 a.m. on Thursday, October 23, 2025.
In the next 24 hours, in Yucatán it is expected clear to partly cloudy skieswith probability showers in the east, center and south of the state. hot environment during the day and warm at night.
It is expected that due to a trough in the Yucatan Peninsula and the proximity of the tropical wave number 39will cause potential for showers with intervals of storms in the east and center of Yucatán, center and south of Campeche, as well as occasional strong ones in the north and south of Quintana Roo. Hot environment during the day and warm at night. Wind from the east-northeast with gusts greater than 40 km/h in coastal areas. He cold front number 9 It will be located over the northeast and north of the Gulf of Mexico.
Weather in Merida
The temperature forecast for the city of Mérida is in the range of 33 to 35 °C as a maximum and 21 to 23 °C as a minimum. For the interior of the state, the maximum will be 32 to 34 °C in the North-Central and south, minimum 20 to 22 °C in the south.
Current temperature of Merida
At 7 in the morning this Wednesday, the temperature in Mérida was 26 °Celsius, with humidity of 88% and wind of 8 km/h.
Tropical Storm Melissa in the Caribbean Sea
He National Hurricane Center (NHC), based in Miami, Florida, USA, released its notice on the Tormenta Tropical Melissaover the waters of the Caribbean Sea.
The report indicates that, at 8:00 AM EDT (06:00 am, central Mexico time), the center of the Tormenta Tropical Melissa It was located near latitude 14.3 North, longitude 73.5 West.
Melissa is moving very slowly toward the west-northwest at about 4 km/h. A slow forward speed and a gradual turn to the northwest and north-northwest are expected over the next few days. On the forecast track, Melissa is expected to approach Jamaica and the southwestern portion of Haiti later this week.
Maximum sustained winds are near 85 km/h with higher gusts. Some gradual strengthening is anticipated over the next few days, and Melissa could become a hurricane on Thursday.
Tropical storm-force winds extend outward up to 165 km from the center.
The minimum central pressure estimated by aircraft drastic sounder data is 1001 mb (29.56 inches).
The state coordination of Yucatan Civil Protection (Procivy), released its report on Tropical Storm Melissa.
Procivy reported that, at 03:00 a.m., this Wednesday, October 22, Tropical Storm Melissa was located 1,664 km southeast of the state of Yucatán.
The storm is expected to continue moving east-northwest.
At the moment, Melissa does not represent a risk for Yucatán, but permanent monitoring is maintained.
Procivy also announced that, for this Wednesday, October 22, due to the entry of tropical maritime air from the Gulf of Mexico; As well as the establishment of a trough, moderate and strong rain is expected accompanied by gusts of wind and electrical activity in municipalities of the northeast, southwest and southeast, as well as scattered light to moderate rain in municipalities of the center and northwest of Yucatán.
The environment will be hot, with a maximum temperature of 34° to 37°C in the interior of the state and 30° to 32°C in the coastal zone.
In his social network account “X”, formerly Twitter, Juan Antonio Palma Solísweather agency meteorologist meteorology Meteored Mexicoreported that, for this Wednesday, probable scattered storms are expected in the Yucatán Peninsula.
Regarding Tropical Storm Melissa, Palma Solís added that a hurricane hunting plane detected that Melissa began to move very slowly towards the west-northwest at a speed of 4 km/h.
It remains a tropical storm with winds of up to 85 km/h, although its central pressure has already decreased to 1001 hPa, which indicates a gradual intensification.
This Wednesday, the trail of humidity left by a tropical wave, combined with the daytime formation of a trough, which he calls “Mayan Trough”, will still favor rains in some areas of the Yucatan Peninsula.
CDMX Climate
The National Meteorological Service (SMN), in its general forecast, foresees for the Valley of Mexico: In the morning, partly cloudy to cloudy skies, cool to temperate atmosphere in the region, and cold with fog banks in high areas of the Valley of Mexico. During the afternoon, warm atmosphere, partly cloudy sky with isolated rains in Mexico City and the State of Mexico. The minimum temperature in Mexico City will be 10 to 12 °C and the maximum 24 to 26 °C. For Toluca, Edo. Mex., a minimum temperature of 7 to 9 °C and a maximum of 21 to 23 °C is expected. Wind from the east and northeast from 10 to 25 km/h with gusts of up to 35 km/h.
How will the weather be?
The SMN, in its forecast by region, anticipates for the Gulf of Mexico: Cloudy sky during the day, with very heavy rains in Veracruz (Las Montañas, Papaloapan and Olmeca regions) and Tabasco (southeast), heavy in Veracruz (Capital and Los Tuxtlas); The aforementioned rains will be accompanied by electric shocks and strong gusts of wind; as well as reducing visibility on road sections, causing flooding, landslides and flooding, and increasing the levels of rivers and streams.. Showers with electric shocks in Tamaulipas (south) and Veracruz (Huasteca Alta, Huasteca Baja, Totonaca, Nautla and Sotavento regions). In the morning, warm to warm atmosphere and during the afternoon, warm atmosphere. East component wind of 10 to 25 km/h with gusts of 35 to 50 km/h in Tamaulipas.
While, for the Yucatan Peninsula forecast: Partly cloudy to cloudy skies during the day, with occasional heavy rains in Campeche (west), Yucatán (south) and Quintana Roo (north, center and south); The aforementioned rains will be accompanied by electric shocks and strong gusts of wind; as well as reducing visibility on road sections, causing puddles and flooding. In the morning, warm atmosphere and during the afternoon warm to hot atmosphere. Northeast wind of 10 to 25 km/h in the region and with gusts of 35 to 50 km/h on the coasts of the region.