Observed 4:53 AM PDT at KMOD

Grayson, CA weather

Clear and 46°8°.

Mostly agree

Now 46°8°

Clear

Wind: Calm; Up to 6 mph10 km/h through 5 PM
Dew point: 42°6°; Comfortable
UV index: 0Low; Moderate 11 AM–4 PM · peak 5
Air quality: 20Good; Main pollutant: Ozone
Pressure: 30.01 inHg1016 hPa; Rising slowly · +0.02 inHg+0.5 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

14°8° cooler than this time yesterday (60°16° then, 46°8° now)

Good hours for

Low 47°8° today at 7 AM
Above 60°16° today by 11 AM
High 71°22° today at 5 PM
Below 60°16° tonight after 9 PM

This morningUp to 62°17° by 11 AM · Clear
This afternoonUp to 71°22° by 5 PM · Clear
TonightDown to 50°10° by 4 AM · Clear
Tomorrow morningUp to 65°18° by 11 AM · Partly cloudy
Tomorrow afternoonUp to 76°24° by 5 PM · Mostly cloudy
Tomorrow nightDown to 50°10° by 4 AM · Partly 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 5a	Clear	49°9° (likely 49°9° to 54°12°)	47°8°	0%	6 mph10 km/h from WNW, gusts 15 mph25 km/h	76%	0%	0
Sat 6a	Clear	49°9° (likely 49°9° to 54°12°)	46°8°	0%	6 mph10 km/h from NW, gusts 15 mph24 km/h	79%	0%	0
Sat 7a	Sunny	47°8° (likely 47°8° to 53°12°)	45°7°	0%	5 mph8 km/h from WNW, gusts 14 mph22 km/h	82%	0%	0
Sat 8a	Sunny	48°9° (likely 48°9° to 53°12°)	46°8°	0%	5 mph8 km/h from WNW, gusts 12 mph20 km/h	84%	0%	0
Sat 9a	Sunny	52°11° (likely 52°11° to 57°14°)	52°11°	0%	5 mph8 km/h from NW, gusts 13 mph21 km/h	69%	0%	1
Sat 10a	Sunny	58°14° (likely 58°14° to 61°16°)	58°14°	0%	5 mph8 km/h from NW, gusts 15 mph23 km/h	52%	0%	1
Sat 11a	Sunny	62°17° (likely 61°16° to 65°18°)	62°17°	0%	5 mph8 km/h from NW, gusts 13 mph21 km/h	45%	0%	3
Sat 12p	Sunny	65°18° (likely 64°18° to 67°19°)	65°18°	0%	3 mph5 km/h from NNW, gusts 11 mph17 km/h	43%	0%	4
Sat 1p	Sunny	67°19° (likely 66°19° to 69°21°)	67°19°	0%	3 mph5 km/h from NNW, gusts 10 mph16 km/h	39%	0%	5
Sat 2p	Sunny	69°21° (likely 68°20° to 70°21°)	69°21°	0%	2 mph3 km/h from NNW, gusts 8 mph13 km/h	40%	0%	4
Sat 3p	Sunny	69°21° (likely 69°21° to 71°22°)	69°21°	0%	2 mph3 km/h from NNW, gusts 7 mph11 km/h	40%	0%	3
Sat 4p	Sunny	69°21° (likely 69°21° to 72°22°)	69°21°	0%	1 mph2 km/h from NNW, gusts 6 mph10 km/h	41%	0%	2
Sat 5p	Sunny	71°22° (likely 69°21° to 72°22°)	71°22°	0%	0 mph0 km/h, gusts 6 mph9 km/h	40%	0%	2
Sat 6p	Clear	68°20° (likely 66°19° to 68°20°)	68°20°	0%	0 mph0 km/h, gusts 3 mph5 km/h	51%	0%	0
Sat 7p	Clear	65°18° (likely 61°16° to 65°18°)	65°18°	0%	0 mph0 km/h, gusts 2 mph4 km/h	62%	0%	0
Sat 8p	Clear	63°17° (likely 58°14° to 63°17°)	63°17°	0%	0 mph0 km/h, gusts 4 mph6 km/h	67%	0%	0
Sat 9p	Clear	59°15° (likely 57°14° to 60°16°)	59°15°	0%	0 mph0 km/h, gusts 5 mph8 km/h	69%	0%	0
Sat 10p	Clear	58°14° (likely 55°13° to 59°15°)	58°14°	0%	0 mph0 km/h, gusts 4 mph6 km/h	70%	0%	0
Sat 11p	Clear	57°14° (likely 53°12° to 57°14°)	57°14°	0%	0 mph0 km/h, gusts 2 mph4 km/h	73%	0%	0
Sun 12a	Clear	55°13° (likely 51°11° to 56°13°)	55°13°	0%	0 mph0 km/h, gusts 3 mph4 km/h	77%	0%	0
Sun 1a	Clear	54°12° (likely 48°9° to 56°13°)	54°12°	0%	0 mph0 km/h, gusts 2 mph3 km/h	81%	1%	0
Sun 2a	Clear	52°11° (likely 47°8° to 55°13°)	52°11°	0%	1 mph2 km/h from S, gusts 2 mph4 km/h	83%	0%	0
Sun 3a	Clear	52°11° (likely 46°8° to 55°13°)	52°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	85%	0%	0
Sun 4a	Clear	50°10° (likely 45°7° to 55°13°)	50°10°	0%	0 mph0 km/h, gusts 3 mph5 km/h	87%	0%	0
Sun 5a	Clear	50°10° (likely 44°7° to 55°13°)	50°10°	0%	1 mph2 km/h from SSE, gusts 2 mph4 km/h	87%	39%	0
Sun 6a	Clear	49°9° (likely 43°6° to 54°12°)	49°9°	0%	1 mph2 km/h from SSE, gusts 3 mph5 km/h	91%	23%	0
Sun 7a	Sunny	48°9° (likely 41°5° to 53°12°)	48°9°	0%	1 mph2 km/h from SSE, gusts 3 mph5 km/h	93%	3%	0
Sun 8a	Sunny	49°9° (likely 42°6° to 54°12°)	49°9°	0%	1 mph2 km/h from ESE, gusts 3 mph5 km/h	95%	43%	0
Sun 9a	Mostly sunny	54°12° (likely 46°8° to 59°15°)	54°12°	0%	1 mph2 km/h from ESE, gusts 4 mph6 km/h	80%	57%	1
Sun 10a	Mostly sunny	60°16° (likely 53°12° to 63°17°)	60°16°	0%	1 mph2 km/h from ESE, gusts 5 mph8 km/h	66%	57%	2
Sun 11a	Mostly sunny	65°18° (likely 59°15° to 68°20°)	65°18°	0%	3 mph5 km/h from ESE, gusts 7 mph11 km/h	58%	59%	3
Sun 12p	Mostly sunny	68°20° (likely 65°18° to 72°22°)	68°20°	0%	3 mph5 km/h from ESE, gusts 9 mph15 km/h	54%	54%	4
Sun 1p	Cloudy	71°22° (likely 69°21° to 75°24°)	71°22°	0%	3 mph5 km/h from ESE, gusts 10 mph16 km/h	49%	57%	4
Sun 2p	Cloudy	74°23° (likely 71°22° to 77°25°)	74°23°	0%	2 mph3 km/h from ESE, gusts 10 mph17 km/h	48%	72%	5
Sun 3p	Cloudy	74°23° (likely 73°23° to 78°26°)	74°23°	0%	2 mph3 km/h from ESE, gusts 10 mph16 km/h	48%	79%	4
Sun 4p	Cloudy	74°23° (likely 73°23° to 78°26°)	74°23°	0%	2 mph3 km/h from ESE, gusts 10 mph15 km/h	49%	80%	2
Sun 5p	Partly sunny	76°24° (likely 72°22° to 77°25°)	76°24°	0%	2 mph3 km/h from ESE, gusts 6 mph10 km/h	45%	76%	1
Sun 6p	Partly cloudy	72°22° (likely 69°21° to 72°22°)	72°22°	0%	2 mph3 km/h from ESE, gusts 9 mph14 km/h	53%	77%	0
Sun 7p	Partly cloudy	69°21° (likely 64°18° to 69°21°)	69°21°	0%	2 mph3 km/h from ESE, gusts 6 mph9 km/h	61%	78%	0
Sun 8p	Mostly clear	66°19° (likely 60°16° to 66°19°)	66°19°	0%	0 mph0 km/h, gusts 6 mph9 km/h	67%	76%	0
Sun 9p	Mostly clear	63°17° (likely 58°14° to 63°17°)	63°17°	0%	0 mph0 km/h, gusts 7 mph11 km/h	70%	44%	0
Sun 10p	Clear	61°16° (likely 55°13° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 8 mph13 km/h	72%	24%	0
Sun 11p	Clear	59°15° (likely 53°12° to 61°16°)	59°15°	0%	1 mph2 km/h from W, gusts 7 mph11 km/h	74%	14%	0
Mon 12a	Clear	56°13° (likely 49°9° to 61°16°)	56°13°	0%	1 mph2 km/h from W, gusts 3 mph5 km/h	79%	25%	0
Mon 1a	Clear	54°12° (likely 47°8° to 61°16°)	54°12°	0%	1 mph2 km/h from W, gusts 3 mph5 km/h	85%	22%	0
Mon 2a	Clear	52°11° (likely 47°8° to 61°16°)	52°11°	0%	1 mph2 km/h from WNW, gusts 3 mph5 km/h	90%	0%	0
Mon 3a	Clear	51°11° (likely 46°8° to 59°15°)	51°11°	0%	1 mph2 km/h from WNW, gusts 4 mph6 km/h	93%	0%	0
Mon 4a	Clear	50°10° (likely 46°8° to 57°14°)	50°10°	0%	1 mph2 km/h from WNW, gusts 4 mph6 km/h	95%	0%	0

Days ahead

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

Today, Oct 24. Sunny. High 71°22°, low 47°8°. Typical 76°24° / 49°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Official NWS forecast
Today: Sunny, with a high near 71. North northwest wind 0 to 6 mph.
Tonight: Clear. Low around 47, with temperatures rising to around 49 overnight. West northwest wind around 6 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–72°22°
Low, likely
47°8°–53°12°
Typical high / low
76°24° / 49°9°
Wind
15 mph24 km/h, gusts 26 mph41 km/h
UV peak
5
Tomorrow, Oct 25. Mostly sunny. High 76°24°, low 48°9°. Typical 75°24° / 49°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 66°19°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Official NWS forecast
Day: Sunny, with a high near 76. East southeast wind around 3 mph.
Night: Mostly clear, with a low around 48. Northwest wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
73°23°–78°26°
Low, likely
41°5°–53°12°
Typical high / low
75°24° / 49°9°
Wind
9 mph15 km/h, gusts 15 mph24 km/h
UV peak
5
Monday, Oct 26. Mostly sunny. High 73°23°, low 46°8°. Typical 75°24° / 49°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 73.
Night: Mostly clear, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–73°23°
Low, likely
46°8°–54°12°
Typical high / low
75°24° / 49°9°
Wind
15 mph24 km/h, gusts 24 mph38 km/h
UV peak
5
Tuesday, Oct 27. Mostly sunny. High 72°22°, low 47°8°. Typical 74°23° / 48°9°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 72.
Night: Partly cloudy, with a low around 47.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
68°20°–72°22°
Low, likely
43°6°–52°11°
Typical high / low
74°23° / 48°9°
Wind
9 mph14 km/h, gusts 17 mph28 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 70°21°, low 48°9°. Typical 74°23° / 48°9°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70.
Night: Partly cloudy, with a low around 48.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
68°20°–70°21°
Low, likely
45°7°–53°12°
Typical high / low
74°23° / 48°9°
Wind
7 mph11 km/h
UV peak
4
Thursday, Oct 29. Cloudy. High 68°20°, low 47°8°. Typical 74°23° / 48°9°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: A slight chance of rain after 11pm. Partly cloudy, with a low around 47.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
65°18°–68°20°
Low, likely
47°8°–54°12°
Typical high / low
74°23° / 48°9°
Wind
6 mph10 km/h, gusts 13 mph21 km/h
UV peak
3
Friday, Oct 30. Rain. High 66°19°, low 48°9°. Typical 73°23° / 48°9°. Rain 0.02 in0.5 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°19°
  20% chance
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain. Partly sunny, with a high near 66.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–67°19°
Low, likely
42°6°–52°11°
Typical high / low
73°23° / 48°9°
Wind
11 mph17 km/h, gusts 23 mph36 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 65°18°, low 45°7°. Typical 73°23° / 47°8°. Rain 0.01 in0.3 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  20% chance
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  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
63°17°–70°21°
Low, likely
38°3°–50°10°
Typical high / low
73°23° / 47°8°
Wind
12 mph19 km/h, gusts 18 mph29 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 65°18°, low 48°9°. Typical 72°22° / 47°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  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
62°17°–70°21°
Low, likely
47°8°–49°9°
Typical high / low
72°22° / 47°8°
Wind
12 mph19 km/h, gusts 23 mph37 km/h
UV peak
4
Monday, Nov 2. Cloudy. High 65°18°, low 50°10°. Typical 72°22° / 47°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 53°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  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
63°17°–66°19°
Low, likely
45°7°–58°14°
Typical high / low
72°22° / 47°8°
Wind
8 mph12 km/h, gusts 18 mph29 km/h
UV peak
1

10 days15 days30 days

The outlook

Today
Dry, high 71°, low 47°.
Tomorrow
Dry, high 76°, low 48°, warming up.
Monday
Dry, high 73°, low 46°, cooling off.
Rest of week
Mostly dry, highs 65–72°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (STO) (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

San Joaquin River at Patterson

7.3 mi

Below flood stage

Level: 31.4 ft
Flow: 675 cfs

Forecast peak 32.7 ft Tue 3 PM

Reading from Sat 3:45 AM · NWS gauge page

San Joaquin River at Vernalis

9.0 mi

Below flood stage

Level: 9.8 ft
Flow: 2,230 cfs

Forecast peak 10.0 ft Sat 8 PM

Reading from Sat 3:45 AM · NWS gauge page

Tuolumne River at Modesto

12 mi

Below flood stage

Level: 39.8 ft
Flow: 1,130 cfs

Forecast peak 39.8 ft Sat 5 AM

Reading from Sat 4:30 AM · NWS gauge page

Stanislaus River at Ripon

12 mi

Below flood stage

Level: 42.4 ft
Flow: 1,110 cfs

Forecast peak 42.2 ft Sat 6 AM

Reading from Sat 4:45 AM · NWS gauge page

For your home

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

Heating this week

About 48% less heating than a typical week.

This week 13Typical 25

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 1
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 42°F).

Open the windows?

Today, 11:00 AM–8:00 PM

Good stretch to open the windows.

Is this typical?

MODESTO AP · official normals 1991–2020 · records 1927–2026

Oct 24, today vs a typical year

Today’s expected high is 5°3° colder than typical.

Last 7 days vs normal

On average 0° warmer than normal (daily mean temperature).

+5°+3°SunOct 18
+1°±0°MonOct 19
−1°TueOct 20
−2°−1°WedOct 21
−1°ThuOct 22
—FriOct 23
—SatOct 24

Grayson weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 54 min; Losing 2 min 16 s a day; shortest Dec 21, 1 h 19 min less
Golden hour: 5:39–6:31 PM; Morning 7:05–7:58 AM
Blue hour: 6:31–6:42 PM; Morning 6:55–7:05 AM; first light 6:55 AM

Stars tonight? Good

Clear 5:27–6:55 AM; moon 97% lit but below the horizon.

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:43 AM · rises 5:14 PM
Full moon: Oct 25
New moon: Nov 8

Looking northeast from Grayson. The highest point on the skyline is about 10,300 ft, 91 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Grayson, CA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

San Joaquin River at Patterson

San Joaquin River at Vernalis

Tuolumne River at Modesto

Stanislaus River at Ripon

For your home

Heating this week

Heat-pump hours, next 7 days

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