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

Sam Rayburn, Texas Weather

Fireflies pulse through the magnolias. Day 78 of spring. Read this microseason across nine climate regions →

Sam Rayburn weather forecast — hour by hour, 7-day outlook, NOAA radar

Sam Rayburn, TX
Friday, June 5 at 4:14 AM
72
°
Clear
Feels like
79°
Humidity
93%
Wind
3 mph
Sunrise
6:12 AM
Sunset
8:16 PM
Sam Rayburn, TX
Hour by hour · 24h
24-Hour ForecastSam Rayburn, TX: 24-hour forecast. Temperatures range from 70 to 86 degrees Fahrenheit with a 23% chance of precipitation at 12 PM.
L 70°H 86°
Sam Rayburn, TX
7-day forecast
  1. Today
    Jun 4
    Heavy Showers
    66%
    1.2″
    81°71°
  2. Friday
    Jun 5
    Overcast
    23%
    86°70°+5°
  3. Saturday
    Jun 6
    Light Showers
    64%
    0.05″
    86°74°
  4. Sunday
    Jun 7
    Light Drizzle
    20%
    93°73°+7°
  5. Monday
    Jun 8
    Overcast
    16%
    95°74°+2°
  6. Tuesday
    Jun 9
    Overcast
    11%
    96°70°+1°
  7. Wednesday
    Jun 10
    Mostly Clear
    16%
    95°71°-1°
Sam Rayburn, TX
Anemometer · 24h winds · from true
NESW
From · True
E
090° · veering 58°
Direction
E
090°
Sustained
3
mph
Gust
8
mph
Peak 24h
25
avg 5
Beaufort · 1 · LIGHT AIR
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 5 · pk 25 @ 8:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 196SUSTGUST
−24h−18h−12h−6hnow
Light breeze veering 58° from the e.
Sam Rayburn, TX
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1008.3
-2.3 mb in 3h · falling rapidly · 29.78 inHg
Now
1008.3
mb
3h
-2.3
mb
12h
-1.2
mb
24h
-1.9
mb
Regime · RAIN
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10071010
1000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR-21h-18h-15h-12h-9h-6h-3h-24hNOW1009.71006.71006.7
−24h−18h−12h−6hnow
Pressure giving way — clouds thicken and rain edges closer.
Sam Rayburn, TX
Air quality
40
AQI
Good
+1 in 6h

AQI 40 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 37. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.

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

PM 2.5Good
2.5μg/m³
PM 10Good
3μg/m³
NO₂Good
3μg/m³
OzoneDRIVERModerate
79μg/m³
UV IndexLow
0.0

What's driving it

Ozone × UV × Sky

Ozone at AQI 37. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.

Present
AQI 37
UV peak
0.0 at 1 PM
Sky at peak
overcast
Projected peak
AQI 4
Sam Rayburn, TX
Sky cover · visibility · 24h
Cloud cover
17%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
26.3mi
UNLIMITED
40 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
04:14 UTC ·Sam Rayburn, TX · NOAA NESDIS / STAR · 21696x21696 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
04:14 UTC ·Sam Rayburn, TX · NOAA NESDIS / STAR · 5-min cadence · 10000x6000 px
Sam Rayburn, TX
Satellite · infrared · animated
Sam Rayburn, TX
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Sam Rayburn, TX
Almanac · Friday, June 5
The higher the clouds, the finer the weather.
Civil dawn
10:46 AM
Sunrise
6:12 AM
Daylight
14h 04m
Sunset
8:16 PM
Civil dusk
1:45 AM
Planting note
Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Sam Rayburn, TX
The moon
Waning Gibbous
80% illuminated
Moonrise
4:56 AM
Moonset
3:43 PM
In sign
♒︎ Aquarius
Sam Rayburn, TX
Microseason
Jun 1–5

Fireflies pulse through the magnolias

weather
Jan 143% of the yearDec 31

Read this microseason across nine climate regions →

Sam Rayburn at a glance

  • Today vs. normal: 12°F below the seasonal normal for this latitude
  • Last frost: February 21 (climatological average for this latitude)
  • Microseason: Jun 1–5
  • Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.

Right now in the garden

Peak growing season

As of June 5, 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.

SPC Convective Outlook

Storm Prediction Center — Sam Rayburn

SPC has placed Sam Rayburn in the General Thunderstorms category for severe thunderstorms today.

  • TODAYTSTMGeneral Thunderstorms
  • TOMORROWTSTMGeneral Thunderstorms
  • DAY 3TSTMGeneral Thunderstorms

Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.

ZIP codes in Sam Rayburn

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.