Install
Mercedes, TX 78570 Weather
Current conditions
Forecast for this hour (no station report in the last two hours)
Forecast
10-day-
This Afternoon
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Northeast wind 6 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
-
Tonight
Partly cloudy, with a low around 68. East northeast wind 2 to 12 mph.
-
Friday
Mostly sunny, with a high near 88. East northeast wind 3 to 13 mph, with gusts as high as 23 mph.
National Weather Service forecast updated 50 min ago.
Hourly
Hourly forecast- Now84°44%
- 3 PM83°37%
- 4 PM82°35%
- 5 PM82°23%
- 6 PM81°14%
- 7 PM78°
- 8 PM77°
- 9 PM76°
- 10 PM75°
- 11 PM74°
- Fri12 AM73°
- 1 AM72°
- 2 AM71°
- 3 AM70°
- 4 AM69°
- 5 AM69°
- 6 AM68°
- 7 AM68°
- 8 AM68°
- 9 AM72°
- 10 AM78°
- 11 AM81°
- 12 PM84°
- 1 PM86°
10-day forecast
Details- TodayOct 22Chance Showers And Thunderstorms47%68°84°
- FriOct 23Mostly Sunny69°88°
- SatOct 24Mostly Sunny then Slight Chance Rain Showers15%71°88°
- SunOct 25Partly Sunny68°86°
- MonOct 26Mostly Sunny26%68°87°
- TueOct 27Chance Showers And Thunderstorms51%68°84°
- WedOct 28Mostly Sunny then Chance Showers And Thunderstorms31%67°84°
- ThuOct 29Heavy showers0.42 in71°80°
- FriOct 30Cloudy70°81°
- SatOct 31Cloudy69°82°
Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.
Radar
Full mapWeather news in Texas
More weather news-
Warm, sunny weather continues in North Texas before clouds returnNorth Texas will continue enjoying above-average temperatures and sunny skies through the end of the workweek, with highs climbing into the mid-80s by Friday. Clouds begin moving in on Sunday, bringing a little less…
-
Cloudy, warm weekend on deck as temperatures stay in the low 80s in North TexasCBS News Baltimore 8am CBS News Boston 8am CBS News Chicago 7am CBS News Colorado This Morning 6am CBS News Los Angeles Mornings 5am CBS News Miami 8am CBS News New York 8am CBS News Texas 7am
-
Temperatures to stay in 80s through weekend as clouds increase across North TexasOctober 22, 2026 / 7:57 AM CDT / CBS Texas Temperatures are in the 50s and low 60s when you step outside to start your day. The forecast is almost identical to Wednesday, with sunshine and highs in the 80s in store for…
-
The Biggest Weather Myths About Texas We All Believe are True(Tyler, Texas) - I have always been fascinated by our weather in East Texas. Even when we think we've got it down what it's going to do outside, it changes on us five minutes later. It makes it hard for us to figure out…
-
Hail, flooding and cold front headed for parts of Texas. Here's where.Severe weather could bring large hail to West Texas. Parts of Texas could face several days of severe weather, with storms kicking off today and potentially lasting through the weekend. Scattered to numerous…
-
Cold front may plummet Texas temperatures. Here's whenCold front barreling toward Texas may plummet temps. Here's when MySA San Antonio isn't headed for a permanent cool-down just yet, but cold front after cold front has been providing some relief from summer-like…
-
North Texas highs remain in the low 80s to close the work weekOctober 21, 2026 / 7:29 AM CDT / CBS Texas Wednesday morning temperatures were once again in the 50s in North Texas, providing another refreshing start. Be sure to grab a jacket for this morning and have the sunglasses…
-
Could El Niño bring an early freeze across Texas? Here’s a look.The first freeze across South and Central Texas normally arrives during late November to early December, but El Niño can sometimes bring an earlier freeze to the regions. Last week’s cold front brought the chilliest air…
-
North Texas high temps set to hit the low 80s to end the weekCBS News Baltimore 8am CBS News Boston 8am CBS News Chicago 7am CBS News Colorado This Morning 6am CBS News Los Angeles Mornings 5am CBS News Miami 8am CBS News New York 8am CBS News Texas 7am
-
NBC 5 Forecast: A quiet weather pattern continues for North TexasNBC 5 Dallas-Fort Worth NBC 5 Forecast: A quiet weather pattern continues for North Texas
Air quality
Air quality is satisfactory, and air pollution poses little or no risk.
Forecast
- ThuGood
- FriGood
- SatGood
Brownsville-McAllen, TX reporting area · 1 hr ago. Data from AirNow (EPA and its state, local and tribal partners); preliminary and subject to change.
Sun & moon
Almanac
MonthlyMcAllen Area, records since 1941. Normals 1991–2020. Data from NOAA's Regional Climate Centers (ACIS).
Nearby
- Reynosa 37 km
- Heroica Matamoros 51 km
- Brownsville 50 km
- McAllen 32 km
- Ciudad Río Bravo 25 km
- Edinburg 30 km
- Mission 41 km
- Pharr 27 km
- Harlingen 23 km
- Valle Hermoso 54 km
- Weslaco 7 km
- San Juan 24 km
Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.