Weather StoryAlmanac, microseasons, and the day's weather story.

San Carlos I, Texas Weather

Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →

San Carlos I weather forecast — hour by hour, 7-day outlook, NOAA radar

San Carlos I, TX
Saturday, July 4 at 9:28 AM
84
°
Clear
Feels like
87°
Humidity
69%
Wind
16 mph
Sunrise
1:47 AM
Sunset
3:36 PM
San Carlos I, TX
Hour by hour · 24h
24-Hour ForecastSan Carlos I, TX: 24-hour forecast. Temperatures range from 77 to 99 degrees Fahrenheit.
L 77°H 99°
San Carlos I, TX
7-day forecast
  1. Today
    Jul 4
    Overcast
    99°78°
  2. Sunday
    Jul 5
    Overcast
    99°77°
  3. Monday
    Jul 6
    Overcast
    102°76°+3°
  4. Tuesday
    Jul 7
    Partly Cloudy
    103°77°+1°
  5. Wednesday
    Jul 8
    Overcast
    103°78°
  6. Thursday
    Jul 9
    Overcast
    103°77°
  7. Friday
    Jul 10
    Overcast
    103°77°
San Carlos I, TX
Anemometer · 24h winds · from true
NESW
From · True
SSE
160° · veering 11°
Direction
SSE
160°
Sustained
16
mph
Gust
22
mph
Peak 24h
32
avg 13
Beaufort · 4 · MOD BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 13 · pk 32 @ 10:00p
0102030MPHB1B2B3B4B5B6B7-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 3213SUSTGUST
−24h−18h−12h−6hnow
A fresh breeze drives the sse-bound air across the harbor.
San Carlos I, TX
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
996.6
+1.0 mb in 3h · rising · 29.43 inHg
Now
996.6
mb
3h
+1.0
mb
12h
+2.1
mb
24h
-0.8
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 994997
9859909951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW997.3993.6996.5
−24h−18h−12h−6hnow
The low is filling — pressure climbing out of storm territory.
San Carlos I, TX
Air quality
21
AQI
Good
-3 in 6h

AQI 21 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 4.6 µg/m³, PM10 at 6.5 µg/m³ — typical background levels with no transport signature.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5DRIVERGood
4.6μg/m³
PM 10Good
7μg/m³
NO₂Good
2μg/m³
OzoneGood
45μg/m³
UV IndexLow
1.9

What's driving it

PM × Wind × Precip

PM2.5 at 4.6 µg/m³, PM10 at 6.5 µg/m³ — typical background levels with no transport signature.

PM2.5/PM10
0.71
Wind
breezy
Recent rain
0h in last 6h
Pattern
background
San Carlos I, TX
Sky cover · visibility · 24h
Cloud cover
10%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
51.2mi
UNLIMITED
118 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
14:28 UTC · San Carlos I, TX · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
14:28 UTC · San Carlos I, TX · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
San Carlos I, TX
Satellite · infrared · animated
San Carlos I, TX
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
San Carlos I, TX
Almanac · Saturday, July 4
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
6:21 AM
Sunrise
1:47 AM
Daylight
13h 49m
Sunset
3:36 PM
Civil dusk
9:04 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
San Carlos I, TX
The moon
Waning Gibbous
81% illuminated
Moonrise
11:17 PM
Moonset
10:57 AM
In sign
♓︎ Pisces
San Carlos I, TX
Microseason
Jul 1–5

Cicadas claim the scorching afternoon

bird
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

San Carlos I at a glance

  • Today vs. normal: 84°F — typical for the season
  • Last frost: January 31 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

16-Day Forecast — San Carlos I

  1. Sat99°78°1%
  2. Sun99°77°2%
  3. Mon102°76°1%
  4. Tue103°77°4%
  5. Wed103°78°2%
  6. Thu103°77°2%
  7. Fri103°77°4%
  8. Sat104°78°12%
  9. Sun103°76°14%
  10. Mon102°76°10%
  11. Tue104°75°4%
  12. Wed105°75°8%
  13. Thu108°78°10%
  14. Fri104°78°12%
  15. Sat103°79°16%
  16. Sun103°75°8%

Forecast data from Open-Meteo (CC BY 4.0).

Right now in the garden

Peak growing season

As of July 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

ZIP codes in San Carlos I

  • 78043

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.