Citizen station N5JLR-2N5JLR-2
In a volunteer observer's own ground/0.8 mi away/35 ft/11 ft above here
temp, humidity, wind, precip, pressure
Los Fresnos, Texas
City in Cameron County, TexasRed Flag Warning, in full · Every severe alert
...STRONG NORTHERLY WINDS TODAY AND TONIGHT WILL INCREASE WILDFIRE THREAT... .A strong cold front will push south through Deep South Texas and the Rio Grande Valley today, with a secondary surge of strong northerly winds arriving late this evening through late Saturday morning. Relative humidity values are expected to drop this afternoon with little to no recovery into Saturday morning. Any wildfire that can develop will behave dangerously with erratic growth and spread due to strong winds and lower humidity. A Red Flag Warning is in effect. * WINDS...North 15 to 25 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 24 percent. * IMPACTS...Any fire that can develop will behave dangerously with erratic growth and spread.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
73°
88°/73°
Clear·
Feels like 73°·Light breeze 4 mph NNW
Alert. A Red Flag Warning is in force for Los Fresnos until 7 AM tomorrow. 1 more alert is in force here as well. Read the alert in full, and see what it means in the Field Book. Tomorrow is 14 degrees cooler: a high of 74° after 88° today.
Now. Los Fresnos is 73° and clear at 5 AM. The dew point is 70°, so the air feels very oppressive. Light breeze from the north-northwest at 4 mph.
Today and tonight. It warms to about 84° by 1 PM. Tonight falls to about 62° by 7 AM, under a mostly clear sky. The sun is strong around midday: UV index 8, high. Unprotected skin can burn in under half an hour.
The week. The warmest day ahead is Wednesday, near 87°, and the coolest tomorrow, near 74°. The days ahead look dry. The windiest day is tomorrow, with wind to 27 mph.
The sky tonight. The sun sets at 7:01 PM. The Moon is a waxing crescent, 34% lit, and sets at 11:31 PM. The next full Moon is Sunday, Oct 25. After dark, look for Saturn, bright in the east-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 33 minutes long, 1 minute shorter than yesterday.
0UV Low
32Air quality
89%Humidity
5%Cloud
Now
5:00 AM
73feels73
now, clear
Today
Oct 16
8873
33%
31mph
UV 8
Sat
Oct 17
7461
10%
27mph
UV 8
Sun
Oct 18
7961
11%
17mph
UV 7
Mon
Oct 19
8366
11%
Tue
Oct 20
8670
27%
Wed
Oct 21
8772
17%
Thu
Oct 22
8772
overcast
73°
88°73°
74°61°
79°61°
83°66°
86°70°
87°72°
87°72°
As of 5:00 AM in Los Fresnos, Texas.
Air quality
The air at Los Fresnos
Index 32, good, led by fine particles. Read at 4 AM from its reporting area, Brownsville-McAllen (TX), 15 miles off.
32Good
- Fine particles (PM2.5)32Good-
- Ozone18Good-
- Coarse particles (PM10)15Good-
The days ahead
Highest moderate, today, led by fine particles. Yesterday measured 39, good.
GoodModerate
- 39YesterdayOct 15
- ModerateTodayOct 16
- GoodSatOct 17
- GoodSunOct 18
Smoke, the next 45 hours
Little smoke near the ground through Sun 1 AM: the index from smoke stays at 6 or under.
Precipitation
What has fallen at Los Fresnos
None in the last 24 hours; 0.05 in over the last 3 days, to Fri 4 AM. Measured by radar and rain gauges, as water.
- Last 24 hours
- 0.00in
- Last 3 days
- 0.05in
3 days agoLast 24 hours 0%
Visibility
How far you can see at Los Fresnos, the next 45 hours
Visibility stays 7 miles or more through Sun 1 AM, lowest 8 miles Fri 2 PM.
F
Now, today, and the week
On the radar over Los Fresnos, TexasReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture
Weather instrument stations by state
What is measuring near here
The 6 instruments nearest Los Fresnos, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.
measured now4 instruments
Rank3,921of 4,689
Cameron Co Ditch 2 at FM 1847 nr Los Fresnos08474118
At a river or reservoir gauge/2.0 mi away/-/- ft from here
temp, wind, gust, humidity, pressure
Port Isabel-Cameron County AptPIL
At an airfield/10.7 mi away/20 ft/4 ft below here
temp, wind, gust, visibility, precip, pressure
WeslacoS2205
At a soil climate station/30.3 mi away/57 ft/33 ft above here
temp, humidity, soil temp, soil moisture
measured daily2 instruments
Los Fresnos 0.3 SETX-CMR-82
In a volunteer observer's own ground/0.3 mi away/23 ft/1 ft below here
precip, snowfall, snow depth
Brownsville WFOBWNT2
At a cooperative observer's station/11.5 mi away/35 ft/11 ft above here
snowfall, snow depth, precip, high, low
Station report
The weather at Port Isabel-Cameron County Apt, drawn
The nearest airport reporting now, 10.7 mi from Los Fresnos, Texas. From its report of Oct 16, 2026, 4:53 AM local time: 3 of its 6 sheets.
The sky
No cloud below 12,000 ft; visibility 10 mi or more.
The air
74.0 F with a dew point of 71.0 F, 90 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up.
The wind
From the north northwest (330 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.
What the snow tracker reads here
Every instrument in this state
-
Snow on the ground
Elsewhere in Texas
20 places, each with its own forecast and its own instruments.
Near Los Fresnos
The nearest places, each with its own forecast and the instruments nearest it.
- Indian Laketown, 2 mi
- Orasoncommunity, 2 mi
- Chula Vistacommunity, 3 mi
- Laurelescommunity, 3 mi
- Del Mar Heightscommunity, 3 mi
- Olmitocommunity, 5 mi
- Rancho Viejotown, 5 mi
- Green Valley Farmscommunity, 6 mi
- Bayviewtown, 7 mi
- Cameron Parkcommunity, 7 mi
- Lagocommunity, 8 mi
- Lozanocommunity, 9 mi