Observed 7:55 AM MST at KSEZ

Clarkdale, AZ weather

Sunny and 52°11°, jacket by 9 PM.

Forecasts differ

Now 52°11°

Sunny

Wind: 9 mph15 km/h; From the north-northeast. Up to 9 mph15 km/h through 8 PM
Dew point: 37°3°; Comfortable · up to 46°8° by 6 PM
UV index: 0Low; Moderate 10 AM–3 PM · peak 5
Air quality: 21Good; Main pollutant: Ozone
Pressure: 30.02 inHg1017 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

About the same as this time yesterday (54°12° then, 52°11° now)

Good hours for

Dry until 11 AM
Above 60°16° today by 10 AM
Rain today 11 AM–5 PM (40%, 0.3 in7.6 mm)
High 68°20° today at 1 PM
Below 60°16° tonight after 7 PM

This morningUp to 66°19° by 11 AM · Rain 11 AM–noon (20%)
This afternoonDown to 63°17° by 5 PM · Rain noon–5 PM (40%)
TonightDown to 47°8° by 4 AM · rain chance 20% · Partly cloudy
Tomorrow morningUp to 63°17° by 11 AM · Clear
Tomorrow afternoonNear 67°19° · Clear
Tomorrow nightDown to 46°8° by 5 AM · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 8a	Sunny	53°12° (likely 48°9° to 53°12°)	53°12°	0%	6 mph10 km/h from N, gusts 4 mph7 km/h	69%	14%	0
Sat 9a	Sunny	57°14° (likely 52°11° to 58°14°)	57°14°	0%	3 mph5 km/h from N, gusts 4 mph7 km/h	62%	9%	1
Sat 10a	Sunny	61°16° (likely 56°13° to 62°17°)	61°16°	0%	3 mph5 km/h from E, gusts 4 mph6 km/h	53%	14%	3
Sat 11a	Sunny	66°19° (likely 58°14° to 66°19°)	66°19°	20%, 0.05 in1.3 mm	5 mph8 km/h from SE, gusts 4 mph7 km/h	45%	16%	4
Sat 12p	Sunny	67°19° (likely 60°16° to 68°20°)	67°19°	20%, 0.05 in1.3 mm	6 mph10 km/h from E, gusts 6 mph10 km/h	43%	9%	5
Sat 1p	Sunny	68°20° (likely 60°16° to 69°21°)	68°20°	20%, 0.05 in1.3 mm	8 mph13 km/h from E, gusts 6 mph9 km/h	42%	14%	5
Sat 2p	Sunny	68°20° (likely 59°15° to 70°21°)	68°20°	40%, 0.05 in1.3 mm	8 mph13 km/h from W, gusts 8 mph12 km/h	40%	25%	3
Sat 3p	Partly sunny	67°19° (likely 58°14° to 69°21°)	67°19°	40%, 0.05 in1.3 mm	8 mph13 km/h from W, gusts 13 mph21 km/h	43%	61%	2
Sat 4p	Cloudy	64°18° (likely 55°13° to 64°18°)	64°18°	40%, 0.05 in1.3 mm	8 mph13 km/h from W, gusts 19 mph31 km/h	48%	63%	1
Sat 5p	Mostly sunny	63°17° (likely 54°12° to 63°17°)	63°17°	20%, 0.01 in0.3 mm	6 mph10 km/h from SW, gusts 19 mph31 km/h	50%	39%	1
Sat 6p	Cloudy	61°16° (likely 51°11° to 61°16°)	61°16°	20%, 0.01 in0.3 mm	6 mph10 km/h from SW, gusts 20 mph32 km/h	58%	61%	0
Sat 7p	Cloudy	57°14° (likely 49°9° to 59°15°)	57°14°	20%, 0.01 in0.3 mm	3 mph5 km/h from NW, gusts 9 mph15 km/h	67%	60%	0
Sat 8p	Showers	56°13° (likely 48°9° to 56°13°)	56°13°	20%, 0.01 in0.3 mm	2 mph3 km/h from NW, gusts 5 mph8 km/h	69%	42%	0
Sat 9p	Showers	53°12° (likely 46°8° to 55°13°)	53°12°	20%, 0.01 in0.3 mm	2 mph3 km/h from N, gusts 6 mph10 km/h	74%	34%	0
Sat 10p	Showers	52°11° (likely 45°7° to 54°12°)	52°11°	20%, 0.01 in0.3 mm	2 mph3 km/h from NW, gusts 5 mph8 km/h	77%	38%	0
Sat 11p	Clear	52°11° (likely 45°7° to 54°12°)	52°11°	0%	2 mph3 km/h from NW, gusts 11 mph18 km/h	77%	39%	0
Sun 12a	Clear	51°11° (likely 44°7° to 54°12°)	51°11°	0%	2 mph3 km/h from N, gusts 8 mph13 km/h	77%	30%	0
Sun 1a	Clear	50°10° (likely 44°7° to 50°10°)	50°10°	0%	2 mph3 km/h from N, gusts 5 mph8 km/h	80%	11%	0
Sun 2a	Clear	50°10° (likely 43°6° to 50°10°)	50°10°	0%	2 mph3 km/h from N, gusts 2 mph4 km/h	80%	5%	0
Sun 3a	Clear	48°9° (likely 43°6° to 48°9°)	48°9°	0%	2 mph3 km/h from N, gusts 3 mph5 km/h	86%	4%	0
Sun 4a	Clear	47°8° (likely 42°6° to 48°9°)	47°8°	0%	2 mph3 km/h from N, gusts 3 mph5 km/h	86%	4%	0
Sun 5a	Clear	47°8° (likely 42°6° to 48°9°)	47°8°	0%	2 mph3 km/h from N, gusts 3 mph5 km/h	86%	5%	0
Sun 6a	Clear	46°8° (likely 42°6° to 47°8°)	46°8°	0%	2 mph3 km/h from N, gusts 2 mph4 km/h	89%	5%	0
Sun 7a	Sunny	46°8° (likely 42°6° to 47°8°)	46°8°	0%	1 mph2 km/h from N, gusts 3 mph5 km/h	89%	4%	0
Sun 8a	Sunny	51°11° (likely 45°7° to 51°11°)	51°11°	0%	2 mph3 km/h from N, gusts 2 mph3 km/h	77%	0%	1
Sun 9a	Sunny	55°13° (likely 49°9° to 55°13°)	55°13°	0%	0 mph0 km/h, gusts 3 mph4 km/h	69%	0%	2
Sun 10a	Sunny	60°16° (likely 54°12° to 60°16°)	60°16°	0%	0 mph0 km/h, gusts 3 mph5 km/h	55%	1%	3
Sun 11a	Sunny	63°17° (likely 57°14° to 63°17°)	63°17°	0%	0 mph0 km/h, gusts 4 mph6 km/h	52%	2%	5
Sun 12p	Sunny	66°19° (likely 60°16° to 66°19°)	66°19°	0%	1 mph2 km/h from NE, gusts 5 mph9 km/h	45%	2%	5
Sun 1p	Sunny	68°20° (likely 61°16° to 68°20°)	68°20°	0%	1 mph2 km/h from NE, gusts 7 mph12 km/h	40%	3%	5
Sun 2p	Sunny	68°20° (likely 62°17° to 68°20°)	68°20°	0%	2 mph3 km/h from NE, gusts 7 mph11 km/h	39%	6%	5
Sun 3p	Sunny	69°21° (likely 62°17° to 69°21°)	69°21°	0%	2 mph3 km/h from NE, gusts 7 mph12 km/h	37%	4%	4
Sun 4p	Sunny	68°20° (likely 62°17° to 68°20°)	68°20°	0%	1 mph2 km/h from NE, gusts 6 mph10 km/h	39%	1%	2
Sun 5p	Sunny	67°19° (likely 60°16° to 67°19°)	67°19°	0%	0 mph0 km/h, gusts 6 mph9 km/h	42%	0%	1
Sun 6p	Clear	63°17° (likely 56°13° to 63°17°)	63°17°	0%	0 mph0 km/h, gusts 4 mph6 km/h	48%	0%	0
Sun 7p	Clear	59°15° (likely 53°12° to 60°16°)	59°15°	0%	0 mph0 km/h, gusts 4 mph7 km/h	55%	0%	0
Sun 8p	Clear	56°13° (likely 51°11° to 58°14°)	56°13°	0%	1 mph2 km/h from N, gusts 3 mph5 km/h	59%	0%	0
Sun 9p	Clear	54°12° (likely 50°10° to 56°13°)	54°12°	0%	2 mph3 km/h from N, gusts 4 mph6 km/h	64%	0%	0
Sun 10p	Clear	53°12° (likely 49°9° to 55°13°)	53°12°	0%	5 mph8 km/h from N, gusts 4 mph6 km/h	66%	0%	0
Sun 11p	Clear	52°11° (likely 48°9° to 54°12°)	52°11°	0%	6 mph10 km/h from N, gusts 4 mph6 km/h	69%	39%	0
Mon 12a	Clear	51°11° (likely 47°8° to 53°12°)	51°11°	0%	6 mph10 km/h from N, gusts 5 mph8 km/h	71%	40%	0
Mon 1a	Clear	50°10° (likely 46°8° to 52°11°)	48°9°	0%	6 mph10 km/h from N, gusts 6 mph10 km/h	71%	40%	0
Mon 2a	Mostly clear	49°9° (likely 44°7° to 52°11°)	47°8°	0%	6 mph10 km/h from N, gusts 7 mph12 km/h	74%	47%	0
Mon 3a	Mostly clear	48°9° (likely 43°6° to 52°11°)	45°7°	0%	6 mph10 km/h from N, gusts 7 mph11 km/h	77%	40%	0
Mon 4a	Mostly clear	47°8° (likely 43°6° to 53°12°)	45°7°	0%	5 mph8 km/h from N, gusts 6 mph10 km/h	79%	33%	0
Mon 5a	Mostly clear	46°8° (likely 42°6° to 52°11°)	44°7°	0%	5 mph8 km/h from N, gusts 4 mph7 km/h	83%	33%	0
Mon 6a	Clear	46°8° (likely 40°4° to 51°11°)	43°6°	0%	6 mph10 km/h from N, gusts 5 mph7 km/h	83%	4%	0
Mon 7a	Mostly sunny	47°8° (likely 40°4° to 51°11°)	44°7°	0%	6 mph10 km/h from N, gusts 4 mph7 km/h	83%	12%	0

Days ahead

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

Today, Oct 24. Cloudy. High 68°20°, low 46°8°. Typical 68°20° / 50°10°. Rain 0.05 in1.3 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 53°12°
  20% chance · 0.05 in1.3 mm
2. Afternoon
  noon–6 PM
  Partly sunny, 68°20°
  40% chance · 0.26 in6.6 mm
3. Evening
  6 PM–midnight
  Showers, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Official NWS forecast
Today: A slight chance of showers and thunderstorms between 11am and 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a slight chance of showers and thunderstorms. Sunny. High near 68, with temperatures falling to around 63 in the afternoon. Northeast wind 3 to 8 mph. Chance of precipitation is 40%.
Tonight: A slight chance of showers and thunderstorms before 11pm. Mostly clear, with a low around 46. Northwest wind 2 to 6 mph. Chance of precipitation is 20%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
61°16°–70°21°
Low, likely
43°6°–47°8°
Typical high / low
68°20° / 50°10°
Wind
23 mph38 km/h, gusts 33 mph53 km/h
UV peak
6
Tomorrow, Oct 25. Mostly sunny. High 69°21°, low 46°8°. Typical 68°20° / 50°10°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 46°8°
  Dry
Official NWS forecast
Day: Sunny. High near 69, with temperatures falling to around 67 in the afternoon. North wind around 2 mph.
Night: Mostly clear, with a low around 46. North wind 0 to 6 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–69°21°
Low, likely
42°6°–47°8°
Typical high / low
68°20° / 50°10°
Wind
8 mph12 km/h
UV peak
5
Monday, Oct 26. Mostly sunny. High 73°23°, low 48°9°. Typical 67°19° / 49°9°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 73. Northeast wind 0 to 6 mph.
Night: Mostly clear, with a low around 48. Northeast wind around 2 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
66°19°–73°23°
Low, likely
41°5°–49°9°
Typical high / low
67°19° / 49°9°
Wind
8 mph13 km/h
UV peak
5
Tuesday, Oct 27. Sunny. High 73°23°, low 49°9°. Typical 67°19° / 49°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 73. East wind around 3 mph.
Night: Mostly clear, with a low around 49. East wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–73°23°
Low, likely
40°4°–50°10°
Typical high / low
67°19° / 49°9°
Wind
12 mph19 km/h
UV peak
5
Wednesday, Oct 28. Partly sunny. High 74°23°, low 51°11°. Typical 66°19° / 49°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 74. East wind around 5 mph.
Night: Mostly cloudy, with a low around 51. East wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–74°23°
Low, likely
38°3°–51°11°
Typical high / low
66°19° / 49°9°
Wind
12 mph20 km/h
UV peak
5
Thursday, Oct 29. Cloudy. High 71°22°, low 52°11°. Typical 66°19° / 48°9°. Rain 0.01 in0.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  30% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers after 5pm. Partly sunny, with a high near 71. East wind 1 to 5 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Night: A chance of rain showers. Mostly cloudy, with a low around 52. Southeast wind around 3 mph. Chance of precipitation is 40%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
66°19°–72°22°
Low, likely
42°6°–52°11°
Typical high / low
66°19° / 48°9°
Wind
11 mph18 km/h, gusts 25 mph40 km/h
UV peak
4
Friday, Oct 30. Showers. High 66°19°, low 51°11°. Typical 66°19° / 48°9°. Rain 0.18 in4.6 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 54°12°
  40% chance · 0.04 in1 mm
2. Afternoon
  noon–6 PM
  Drizzle, 64°18°
  60% chance · 0.05 in1.3 mm
3. Evening
  6 PM–midnight
  Drizzle, 56°14°
  60% chance · 0.04 in1.1 mm
4. Overnight
  midnight–6 AM
  Drizzle, 52°11°
  50% chance · 0.18 in4.6 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers before 5pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 66. Southeast wind 2 to 7 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Southeast wind around 3 mph. Chance of precipitation is 50%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
57°14°–67°19°
Low, likely
44°7°–54°12°
Typical high / low
66°19° / 48°9°
Wind
15 mph24 km/h, gusts 22 mph36 km/h
UV peak
4
Saturday, Oct 31. Drizzle. High 60°16°, low 48°9°. Typical 65°18° / 48°9°. Rain 0.4 in10 mm, 60% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 53°12°
  50% chance · 0.11 in2.7 mm
2. Afternoon
  noon–6 PM
  Drizzle, 61°16°
  50% chance · 0.1 in2.4 mm
3. Evening
  6 PM–midnight
  Cloudy, 53°12°
  50% chance · 0.05 in1.4 mm
4. Overnight
  midnight–6 AM
  Cloudy, 49°10°
  60% chance · 0.02 in0.6 mm
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
55°13°–65°18°
Low, likely
45°7°–50°10°
Typical high / low
65°18° / 48°9°
Wind
10 mph16 km/h, gusts 17 mph28 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 60°16°, low 45°7°. Typical 65°18° / 47°8°. Rain 0.4 in10 mm, 60% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  60% chance · 0.07 in1.8 mm
2. Afternoon
  noon–6 PM
  Cloudy, 62°17°
  60% chance · 0.2 in5 mm
3. Evening
  6 PM–midnight
  Cloudy, 54°12°
  50% chance · 0.13 in3.2 mm
4. Overnight
  midnight–6 AM
  Cloudy, 46°8°
  50% chance · 0.02 in0.6 mm
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
53°12°–69°21°
Low, likely
39°4°–50°10°
Typical high / low
65°18° / 47°8°
Wind
8 mph13 km/h, gusts 17 mph27 km/h
UV peak
5
Monday, Nov 2. Cloudy. High 61°16°, low 48°9°. Typical 64°18° / 47°8°. Rain 0.15 in3.8 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 49°9°
  40% chance · 0.02 in0.5 mm
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  30% chance
3. Evening
  6 PM–midnight
  Partly cloudy, 58°14°
  20% chance
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
54°12°–74°23°
Low, likely
40°4°–57°14°
Typical high / low
64°18° / 47°8°
Wind
6 mph10 km/h, gusts 16 mph26 km/h
UV peak
4

10 days15 days30 days

The outlook

Today
Dry, high 68°, low 46°.
Tomorrow
Dry, high 69°, low 46°.
Monday
Dry, high 73°, low 48°, warming up.
Rest of week
Highs 60–74°; chance of precipitation on Friday, Saturday.

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

Verde River above Clarkdale

7.2 mi

Below flood stage

Level: 4.1 ft
Flow: 532 cfs

Forecast peak 4.4 ft Sat 9 AM

Reading from Sat 7 AM · NWS gauge page

Oak Creek (AZ) at Page Springs near Cornville

9.6 mi

Below flood stage

Level: 3.0 ft
Flow: 241 cfs

Forecast peak 3.1 ft Sat 9 AM

Reading from Sat 7 AM · NWS gauge page

Verde River near Camp Verde

13 mi

Below flood stage

Level: 6.6 ft
Flow: 1,060 cfs

Forecast peak 7.2 ft Sat 1 PM

Reading from Sat 7 AM · NWS gauge page

Dry Beaver Creek near Rimrock

16 mi

Below flood stage

Level: 3.2 ft
Flow: 109 cfs

Forecast peak 3.2 ft Sat 8 AM

Reading from Sat 6:45 AM · NWS gauge page

For your home

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

Heating this week

About 64% less heating than a typical week.

This week 18Typical 50

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 8
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 37°F).

Open the windows?

Sun, 10:00 AM–6:00 PM

Good stretch to open the windows.

Is this typical?

Jerome · official normals 1991–2020 · records 1897–2026

Oct 24, today vs a typical year

Today’s expected high is about typical for the date.

Last 7 days vs normal

On average 5°3° colder than normal (daily mean temperature).

−8°−5°SunOct 18
−8°−4°MonOct 19
−1°TueOct 20
±0°WedOct 21
—ThuOct 22
—FriOct 23
—SatOct 24

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

Sun & moon

Sun

Daylight: 11 h 1 min; Losing 2 min 2 s a day; shortest Dec 21, 1 h 11 min less
Golden hour: 5:07–5:58 PM; Morning 6:25–7:16 AM
Blue hour: 5:58–6:08 PM; Morning 6:16–6:25 AM; first light 6:16 AM

Stars tonight? Fair

Mostly clear 1–6:16 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:03 AM · rises 4:40 PM
Full moon: Oct 25
New moon: Nov 9

Looking southwest from Clarkdale. The highest point on the skyline is about 7,800 ft, 4 mi away.Skyline from USGS elevation data, heights drawn up to 2× taller. Sky, sun and moon as they are now.

Clarkdale, AZ weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Verde River above Clarkdale

Oak Creek (AZ) at Page Springs near Cornville

Verde River near Camp Verde

Dry Beaver Creek near Rimrock

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? Fair

Moon