Observed 5:45 AM CDT at KGLS

San Leon, TX weather

Clear and 72°22°.

Mostly agree

Now 72°22°

Clear

Wind: 6 mph9 km/h; From the southeast. 58–15 mph24 km/h through 6 PM
Dew point: 63°17°; Sticky
UV index: 0Low; High 1–3 PM · peak 6
Pressure: 30.15 inHg1021 hPa; Rising slowly · +0.02 inHg+0.8 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

High 81°27° today at 1 PM

This morningUp to 78°26° by 11 AM · Clear
This afternoonNear 79°26° · Clear
TonightDown to 72°22° by 9 PM · Partly cloudy
Tomorrow morningNear 73°23° · Mostly cloudy
Tomorrow afternoonNear 75°24° · Cloudy
Tomorrow nightNear 71°22° · Cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 6a	Clear	70°21° (likely 67°19° to 73°23°)	70°21°	0%	5 mph8 km/h from E, gusts 7 mph11 km/h	84%	11%	0
Sat 7a	Sunny	70°21° (likely 67°19° to 74°23°)	70°21°	0%	5 mph8 km/h from E, gusts 8 mph13 km/h	87%	10%	0
Sat 8a	Sunny	70°21° (likely 68°20° to 74°23°)	70°21°	0%	5 mph8 km/h from E, gusts 10 mph15 km/h	87%	11%	0
Sat 9a	Sunny	73°23° (likely 69°21° to 76°24°)	73°23°	0%	10 mph16 km/h from E, gusts 11 mph18 km/h	81%	13%	1
Sat 10a	Sunny	76°24° (likely 72°22° to 78°26°)	76°24°	0%	10 mph16 km/h from E, gusts 15 mph25 km/h	74%	14%	2
Sat 11a	Sunny	78°26° (likely 74°23° to 80°27°)	78°26°	0%	10 mph16 km/h from E, gusts 17 mph27 km/h	69%	18%	4
Sat 12p	Sunny	80°27° (likely 75°24° to 80°27°)	82°28°	0%	10 mph16 km/h from E, gusts 17 mph28 km/h	62%	24%	5
Sat 1p	Sunny	81°27° (likely 75°24° to 81°27°)	83°28°	0%	15 mph24 km/h from E, gusts 17 mph28 km/h	60%	16%	6
Sat 2p	Sunny	81°27° (likely 75°24° to 81°27°)	83°28°	0%	15 mph24 km/h from SE, gusts 17 mph27 km/h	60%	18%	6
Sat 3p	Sunny	81°27° (likely 75°24° to 81°27°)	83°28°	0%	15 mph24 km/h from SE, gusts 16 mph26 km/h	60%	15%	5
Sat 4p	Sunny	80°27° (likely 75°24° to 80°27°)	82°28°	0%	10 mph16 km/h from SE, gusts 16 mph25 km/h	62%	15%	4
Sat 5p	Mostly sunny	78°26° (likely 73°23° to 79°26°)	78°26°	0%	10 mph16 km/h from SE, gusts 15 mph23 km/h	67%	27%	3
Sat 6p	Sunny	76°24° (likely 71°22° to 77°25°)	76°24°	0%	10 mph16 km/h from SE, gusts 14 mph23 km/h	71%	27%	1
Sat 7p	Clear	73°23° (likely 70°21° to 76°24°)	73°23°	0%	10 mph16 km/h from SE, gusts 14 mph23 km/h	79%	39%	0
Sat 8p	Clear	73°23° (likely 70°21° to 75°24°)	73°23°	0%	10 mph16 km/h from SE, gusts 13 mph21 km/h	76%	41%	0
Sat 9p	Clear	72°22° (likely 70°21° to 75°24°)	72°22°	0%	10 mph16 km/h from SE, gusts 13 mph21 km/h	79%	41%	0
Sat 10p	Clear	73°23° (likely 70°21° to 75°24°)	73°23°	0%	10 mph16 km/h from SE, gusts 12 mph20 km/h	76%	41%	0
Sat 11p	Mostly clear	72°22° (likely 70°21° to 75°24°)	72°22°	0%	10 mph16 km/h from SE, gusts 13 mph20 km/h	76%	53%	0
Sun 12a	Clear	72°22° (likely 69°21° to 75°24°)	72°22°	0%	10 mph16 km/h from SE, gusts 12 mph20 km/h	76%	33%	0
Sun 1a	Partly cloudy	72°22° (likely 69°21° to 75°24°)	72°22°	0%	10 mph16 km/h from SE, gusts 13 mph21 km/h	76%	61%	0
Sun 2a	Mostly clear	72°22° (likely 69°21° to 75°24°)	72°22°	0%	10 mph16 km/h from SE, gusts 14 mph22 km/h	76%	70%	0
Sun 3a	Partly cloudy	72°22° (likely 69°21° to 75°24°)	72°22°	0%	10 mph16 km/h from E, gusts 14 mph22 km/h	73%	53%	0
Sun 4a	Partly cloudy	72°22° (likely 69°21° to 75°24°)	72°22°	0%	10 mph16 km/h from E, gusts 13 mph21 km/h	73%	47%	0
Sun 5a	Partly cloudy	72°22° (likely 69°21° to 74°23°)	72°22°	0%	10 mph16 km/h from E, gusts 13 mph21 km/h	73%	55%	0
Sun 6a	Partly cloudy	71°22° (likely 69°21° to 74°23°)	71°22°	0%	10 mph16 km/h from E, gusts 14 mph22 km/h	73%	65%	0
Sun 7a	Partly sunny	71°22° (likely 69°21° to 74°23°)	71°22°	0%	10 mph16 km/h from E, gusts 14 mph22 km/h	73%	73%	0
Sun 8a	Cloudy	71°22° (likely 69°21° to 73°23°)	71°22°	0%	15 mph24 km/h from E, gusts 14 mph23 km/h	71%	84%	0
Sun 9a	Cloudy	71°22° (likely 70°21° to 74°23°)	71°22°	0%	15 mph24 km/h from E, gusts 18 mph29 km/h	68%	83%	1
Sun 10a	Cloudy	73°23° (likely 72°22° to 75°24°)	73°23°	0%	15 mph24 km/h from E, gusts 18 mph29 km/h	64%	82%	2
Sun 11a	Cloudy	74°23° (likely 74°23° to 76°24°)	74°23°	0%	15 mph24 km/h from E, gusts 17 mph27 km/h	59%	84%	3
Sun 12p	Cloudy	76°24° (likely 74°23° to 77°25°)	76°24°	0%	10 mph16 km/h from E, gusts 17 mph28 km/h	54%	86%	5
Sun 1p	Cloudy	76°24° (likely 74°23° to 77°25°)	76°24°	0%	10 mph16 km/h from E, gusts 17 mph28 km/h	54%	89%	5
Sun 2p	Partly sunny	77°25° (likely 74°23° to 78°26°)	77°25°	0%	10 mph16 km/h from E, gusts 17 mph27 km/h	50%	79%	6
Sun 3p	Cloudy	77°25° (likely 74°23° to 77°25°)	77°25°	0%	10 mph16 km/h from E, gusts 16 mph26 km/h	50%	92%	5
Sun 4p	Cloudy	76°24° (likely 72°22° to 76°24°)	76°24°	0%	10 mph16 km/h from E, gusts 16 mph26 km/h	52%	92%	4
Sun 5p	Cloudy	74°23° (likely 70°21° to 75°24°)	74°23°	0%	10 mph16 km/h from E, gusts 16 mph26 km/h	53%	91%	2
Sun 6p	Cloudy	72°22° (likely 69°21° to 74°23°)	72°22°	0%	10 mph16 km/h from E, gusts 16 mph26 km/h	57%	94%	1
Sun 7p	Cloudy	71°22° (likely 67°19° to 73°23°)	71°22°	0%	10 mph16 km/h from E, gusts 15 mph24 km/h	61%	95%	0
Sun 8p	Cloudy	71°22° (likely 67°19° to 73°23°)	71°22°	0%	10 mph16 km/h from E, gusts 11 mph18 km/h	61%	96%	0
Sun 9p	Cloudy	71°22° (likely 68°20° to 73°23°)	71°22°	0%	5 mph8 km/h from E, gusts 12 mph19 km/h	64%	93%	0
Sun 10p	Cloudy	71°22° (likely 68°20° to 73°23°)	71°22°	0%	5 mph8 km/h from E, gusts 11 mph17 km/h	66%	95%	0
Sun 11p	Cloudy	71°22° (likely 68°20° to 73°23°)	71°22°	0%	5 mph8 km/h from E, gusts 9 mph15 km/h	68%	94%	0
Mon 12a	Cloudy	71°22° (likely 68°20° to 71°22°)	71°22°	0%	5 mph8 km/h from E, gusts 8 mph13 km/h	71%	93%	0
Mon 1a	Cloudy	71°22° (likely 67°19° to 71°22°)	71°22°	0%	5 mph8 km/h from E, gusts 7 mph11 km/h	71%	87%	0
Mon 2a	Cloudy	70°21° (likely 67°19° to 72°22°)	70°21°	0%	5 mph8 km/h from E, gusts 5 mph9 km/h	73%	92%	0
Mon 3a	Cloudy	70°21° (likely 67°19° to 71°22°)	70°21°	0%	5 mph8 km/h from E, gusts 8 mph12 km/h	76%	91%	0
Mon 4a	Cloudy	69°21° (likely 68°20° to 70°21°)	69°21°	0%	5 mph8 km/h from NE, gusts 8 mph13 km/h	78%	85%	0
Mon 5a	Cloudy	69°21° (likely 68°20° to 70°21°)	69°21°	0%	10 mph16 km/h from NE, gusts 10 mph17 km/h	78%	86%	0

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Mostly sunny. High 81°27°, low 71°22°. Typical 79°26° / 60°16°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 70°21°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 81°27°
  Dry
3. Evening
  6 PM–midnight
  Clear, 73°23°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 72°22°
  Dry
Official NWS forecast
Today: Sunny. High near 81, with temperatures falling to around 78 in the afternoon. East wind 5 to 15 mph.
Tonight: Mostly clear, with a low around 71. East wind around 10 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
75°24°–81°27°
Low, likely
65°18°–72°22°
Typical high / low
79°26° / 60°16°
Wind
14 mph23 km/h, gusts 23 mph37 km/h
UV peak
6
Tomorrow, Oct 25. Cloudy. High 77°25°, low 68°20°. Typical 79°26° / 60°16°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 71°22°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 77°25°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 71°22°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 69°21°
  Dry
Official NWS forecast
Day: Mostly sunny. High near 77, with temperatures falling to around 74 in the afternoon. East wind 10 to 15 mph.
Night: Mostly cloudy, with a low around 68. East wind 5 to 10 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
74°23°–78°26°
Low, likely
67°19°–72°22°
Typical high / low
79°26° / 60°16°
Wind
15 mph24 km/h, gusts 23 mph37 km/h
UV peak
6
Monday, Oct 26. Cloudy. High 78°26°, low 70°21°. Typical 79°26° / 59°15°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 69°20°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 78°26°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 71°22°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 70°21°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 78. East wind 10 to 15 mph.
Night: Mostly cloudy, with a low around 70.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
75°24°–79°26°
Low, likely
67°19°–70°21°
Typical high / low
79°26° / 59°15°
Wind
15 mph24 km/h, gusts 22 mph36 km/h
UV peak
6
Tuesday, Oct 27. Mostly cloudy. High 78°26°, low 72°22°. Typical 78°26° / 59°15°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 70°21°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 78°25°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 73°23°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 72°22°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 78.
Night: Mostly cloudy, with a low around 72.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
76°24°–78°26°
Low, likely
68°20°–72°22°
Typical high / low
78°26° / 59°15°
Wind
13 mph21 km/h, gusts 19 mph31 km/h
UV peak
5
Wednesday, Oct 28. Cloudy. High 78°26°, low 71°22°. Typical 78°26° / 59°15°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 73°23°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 79°26°
  20% chance
3. Evening
  6 PM–midnight
  Clear, 73°23°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 71°22°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 78.
Night: Mostly clear, with a low around 71.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
76°24°–80°27°
Low, likely
69°21°–73°23°
Typical high / low
78°26° / 59°15°
Wind
16 mph25 km/h, gusts 24 mph38 km/h
UV peak
6
Thursday, Oct 29. Partly sunny. High 78°26°, low 71°22°. Typical 78°26° / 58°14°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 72°22°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 79°26°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 73°23°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 71°22°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 78.
Night: Partly cloudy, with a low around 71.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
77°25°–80°27°
Low, likely
68°20°–73°23°
Typical high / low
78°26° / 58°14°
Wind
16 mph26 km/h
UV peak
5
Friday, Oct 30. Showers. High 77°25°, low 71°22°. Typical 77°25° / 58°14°. Rain 0.11 in2.8 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 72°22°
  Dry
2. Afternoon
  noon–6 PM
  Drizzle, 78°25°
  20% chance · 0.01 in0.3 mm
3. Evening
  6 PM–midnight
  Drizzle, 73°23°
  Dry
4. Overnight
  midnight–6 AM
  Drizzle, 72°22°
  30% chance · 0.06 in1.5 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers after 7am. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Night: A chance of rain showers. Mostly cloudy, with a low around 71.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
76°24°–78°26°
Low, likely
68°20°–73°23°
Typical high / low
77°25° / 58°14°
Wind
17 mph28 km/h, gusts 25 mph40 km/h
UV peak
5
Saturday, Oct 31. Drizzle. High 79°26°, low 73°23°. Typical 77°25° / 58°14°. Rain 0.16 in4.1 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 74°24°
  30% chance · 0.05 in1.2 mm
2. Afternoon
  noon–6 PM
  Partly sunny, 80°27°
  30% chance
3. Evening
  6 PM–midnight
  Clear, 75°24°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 74°24°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
76°24°–83°28°
Low, likely
72°22°–74°23°
Typical high / low
77°25° / 58°14°
Wind
15 mph24 km/h, gusts 26 mph41 km/h
UV peak
5
Sunday, Nov 1. Drizzle. High 82°28°, low 75°24°. Typical 77°25° / 57°14°. Rain 0.08 in2 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 76°24°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 83°28°
  Dry
3. Evening
  6 PM–midnight
  Clear, 76°25°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 74°23°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
78°26°–84°29°
Low, likely
72°22°–76°24°
Typical high / low
77°25° / 57°14°
Wind
13 mph22 km/h, gusts 20 mph33 km/h
UV peak
4
Monday, Nov 2. Drizzle. High 83°28°, low 73°23°. Typical 76°24° / 57°14°. Rain 0.09 in2.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 78°25°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 82°28°
  20% chance · 0.05 in1.3 mm
3. Evening
  6 PM–midnight
  Clear, 77°25°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
76°24°–88°31°
Low, likely
70°21°–75°24°
Typical high / low
76°24° / 57°14°
Wind
14 mph23 km/h, gusts 24 mph39 km/h
UV peak
5

10 days15 days30 days

The outlook

Today
Dry, high 81°, low 71°.
Tomorrow
Dry, high 77°, low 68°, cooling off.
Monday
Dry, high 78°, low 70°.
Rest of week
Mostly dry, highs 77–83°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (HGX) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Highland Bayou at FM 646 near Santa Fe

12 mi

Below flood stage

Level: 9.8 ft

Reading from Sat 5 AM · NWS gauge page

Dickinson Bayou at SH 517 near Alvin

14 mi

Below flood stage

Level: 12.1 ft

Reading from Sat 5:15 AM · NWS gauge page

Clear Creek at Friendswood

14 mi

Below flood stage

Level: 1.2 ft
Flow: 1,560 cfs

Reading from Sat 4:15 AM · NWS gauge page

Mustang Bayou at SH 6 near Alvin

20 mi

Below flood stage

Level: 32.1 ft

Reading from Sat 5:10 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Cooling this week

About 35% less cooling than a typical week.

This week 17Typical 26

Cooling degree days, base 65°F

Comfort

Sticky, humid air (dew point 63°F).

Open the windows?

Sun, 9:00 AM–11:00 PM

Good stretch to open the windows (air quality forecast not available for part of this window).

Is this typical?

HOUSTON NWSO · official normals 1991–2020 · records 1990–2026

Oct 24, today vs a typical year

Today’s expected high is 2°1° warmer than typical.

Last 7 days vs normal

On average 3°1° colder than normal (daily mean temperature).

−9°−5°SunOct 18
−4°−2°MonOct 19
−1°TueOct 20
+2°+1°WedOct 21
+1°ThuOct 22
—FriOct 23
—SatOct 24

San Leon weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 11 h 13 min; Losing 1 min 38 s a day; shortest Dec 21, 58 min less
Golden hour: 6:07–6:55 PM; Morning 7:12–7:59 AM
Blue hour: 6:55–7:04 PM; Morning 7:03–7:12 AM; first light 7:03 AM

Stars tonight? Good

Mostly clear 6:15–7:03 AM; moon 96% lit but below the horizon.

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:48 AM · rises 5:35 PM
Full moon: Oct 25
New moon: Nov 9

Looking northeast from San Leon. Open water to the horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

San Leon, TX weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Highland Bayou at FM 646 near Santa Fe

Dickinson Bayou at SH 517 near Alvin

Clear Creek at Friendswood

Mustang Bayou at SH 6 near Alvin

For your home

Cooling this week

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Good

Moon