Observed 3:05 PM MDT at KAPA

Sierra Ridge, CO weather

Sunny and 73°23°, 13°7° warmer than a typical Oct 23, gusts to 31 mph50 km/h today.

Mostly agree

Now 73°23°

Sunny

Wind: 21 mph34 km/hgusts 32 mph51 km/h; From the south-southwest. Easing to 10 mph16 km/h by 9 PM
Dew point: 28°−2°; Dry, static shocks likely
UV index: 3Moderate; Moderate until 5 PM · peak 5
Pressure: 29.92 inHg1013 hPa; Falling slowly · −0.03 inHg−0.9 hPa in 3 h

Light rain now, through the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Dry until tomorrow noon
Gusts to 32 mph51 km/h until 7 PM
Below 60°16° tonight after 8 PM
Low 45°7° tomorrow at 7 AM
Rain tomorrow noon–9 PM (50%, 0.21 in5.3 mm)

This afternoonNear 73°23° · gusts to 32 mph51 km/h · Clear
TonightDown to 48°9° by 4 AM · gusts to 25 mph40 km/h · Partly cloudy
Tomorrow morningUp to 51°11° by 10 AM · rain chance 10% · Mostly cloudy
Tomorrow afternoonNear 51°11° · Rain all afternoon (50%)
Tomorrow nightDown to 41°5° by 1 AM · Rain 6–9 PM (50%)
Sunday morningUp to 51°11° by 11 AM · rain chance 10% · Partly cloudy
Sunday afternoonUp to 58°14° by 2 PM · Partly cloudy · rain chance 20%

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Fri 3p	Sunny	74°23° (likely 72°22° to 74°23°)	74°23°	0%	21 mph34 km/h from SSW, gusts 32 mph51 km/h	25%	2%	4
Fri 4p	Sunny	73°23° (likely 71°22° to 73°23°)	73°23°	0%	18 mph29 km/h from SSW, gusts 31 mph50 km/h	24%	2%	3
Fri 5p	Sunny	71°22° (likely 70°21° to 71°22°)	71°22°	0%	16 mph26 km/h from SSW, gusts 31 mph50 km/h	26%	10%	2
Fri 6p	Clear	68°20° (likely 66°19° to 68°20°)	68°20°	0%	14 mph23 km/h from SSW, gusts 25 mph40 km/h	28%	11%	0
Fri 7p	Partly cloudy	62°17° (likely 62°17° to 65°18°)	62°17°	0%	13 mph21 km/h from SSW, gusts 20 mph32 km/h	35%	61%	0
Fri 8p	Partly cloudy	59°15° (likely 59°15° to 63°17°)	59°15°	0%	12 mph19 km/h from SSW, gusts 18 mph29 km/h	39%	55%	0
Fri 9p	Partly cloudy	58°14° (likely 58°14° to 61°16°)	58°14°	0%	10 mph16 km/h from SSW, gusts 12 mph20 km/h	40%	72%	0
Fri 10p	Partly cloudy	56°13° (likely 56°13° to 60°16°)	56°13°	0%	9 mph14 km/h from SSW, gusts 15 mph24 km/h	43%	43%	0
Fri 11p	Partly cloudy	55°13° (likely 55°13° to 58°14°)	55°13°	0%	8 mph13 km/h from SW, gusts 11 mph18 km/h	45%	71%	0
Sat 12a	Partly cloudy	54°12° (likely 53°12° to 56°13°)	54°12°	0%	7 mph11 km/h from SW, gusts 11 mph18 km/h	48%	53%	0
Sat 1a	Partly cloudy	52°11° (likely 51°11° to 54°12°)	52°11°	0%	6 mph10 km/h from SW, gusts 9 mph14 km/h	50%	81%	0
Sat 2a	Cloudy	51°11° (likely 49°9° to 53°12°)	51°11°	0%	5 mph8 km/h from SW, gusts 5 mph8 km/h	52%	74%	0
Sat 3a	Cloudy	50°10° (likely 48°9° to 51°11°)	48°9°	0%	5 mph8 km/h from WSW, gusts 6 mph10 km/h	54%	69%	0
Sat 4a	Mostly clear	48°9° (likely 46°8° to 52°11°)	46°8°	0%	5 mph8 km/h from W, gusts 9 mph14 km/h	58%	54%	0
Sat 5a	Mostly cloudy	48°9° (likely 45°7° to 51°11°)	45°7°	0%	6 mph10 km/h from NNW, gusts 5 mph8 km/h	58%	73%	0
Sat 6a	Cloudy	47°8° (likely 45°7° to 49°9°)	44°7°	10%	7 mph11 km/h from N, gusts 7 mph12 km/h	60%	77%	0
Sat 7a	Cloudy	45°7° (likely 45°7° to 49°9°)	41°5°	10%	8 mph13 km/h from N, gusts 9 mph15 km/h	65%	74%	0
Sat 8a	Cloudy	47°8° (likely 45°7° to 50°10°)	42°6°	10%	10 mph16 km/h from N, gusts 10 mph16 km/h	60%	77%	0
Sat 9a	Mostly cloudy	49°9° (likely 48°9° to 51°11°)	44°7°	10%	12 mph19 km/h from NNE, gusts 12 mph19 km/h	56%	58%	1
Sat 10a	Cloudy	51°11° (likely 48°9° to 52°11°)	51°11°	10%	13 mph21 km/h from NNE, gusts 14 mph22 km/h	52%	76%	2
Sat 11a	Cloudy	51°11° (likely 48°9° to 52°11°)	51°11°	10%	13 mph21 km/h from NNE, gusts 14 mph22 km/h	52%	75%	3
Sat 12p	Cloudy	52°11° (likely 48°9° to 52°11°)	52°11°	20%, 0.03 in0.8 mm	13 mph21 km/h from NNE, gusts 14 mph22 km/h	50%	81%	4
Sat 1p	Cloudy	53°12° (likely 47°8° to 53°12°)	53°12°	20%, 0.03 in0.8 mm	13 mph21 km/h from NNE, gusts 15 mph23 km/h	48%	89%	3
Sat 2p	Cloudy	52°11° (likely 47°8° to 52°11°)	52°11°	20%, 0.03 in0.8 mm	12 mph19 km/h from NE, gusts 15 mph25 km/h	50%	92%	3
Sat 3p	Cloudy	52°11° (likely 47°8° to 52°11°)	52°11°	50%, 0.03 in0.8 mm	10 mph16 km/h from NE, gusts 15 mph24 km/h	50%	99%	2
Sat 4p	Cloudy	51°11° (likely 44°7° to 51°11°)	51°11°	50%, 0.03 in0.8 mm	9 mph14 km/h from NE, gusts 14 mph23 km/h	52%	100%	2
Sat 5p	Showers	49°9° (likely 40°4° to 49°9°)	46°8°	50%, 0.03 in0.8 mm	8 mph13 km/h from ENE, gusts 10 mph16 km/h	54%	100%	0
Sat 6p	Drizzle	47°8° (likely 39°4° to 47°8°)	44°7°	50%, 0.01 in0.3 mm	7 mph11 km/h from ENE, gusts 10 mph16 km/h	63%	98%	0
Sat 7p	Cloudy	45°7° (likely 39°4° to 45°7°)	42°6°	50%, 0.01 in0.3 mm	6 mph10 km/h from NE, gusts 8 mph12 km/h	68%	98%	0
Sat 8p	Cloudy	44°7° (likely 39°4° to 44°7°)	41°5°	50%, 0.01 in0.3 mm	5 mph8 km/h from NE, gusts 6 mph9 km/h	73%	96%	0
Sat 9p	Cloudy	44°7° (likely 38°3° to 44°7°)	41°5°	30%, 0.01 in0.3 mm	5 mph8 km/h from ENE, gusts 5 mph8 km/h	73%	93%	0
Sat 10p	Cloudy	43°6° (likely 38°3° to 43°6°)	41°5°	30%, 0.01 in0.3 mm	3 mph5 km/h from E, gusts 4 mph6 km/h	76%	96%	0
Sat 11p	Cloudy	42°6° (likely 38°3° to 43°6°)	40°4°	30%, 0.01 in0.3 mm	3 mph5 km/h from ESE, gusts 4 mph7 km/h	82%	98%	0
Sun 12a	Cloudy	42°6° (likely 38°3° to 43°6°)	40°4°	10%	3 mph5 km/h from SSE, gusts 3 mph4 km/h	82%	98%	0
Sun 1a	Cloudy	41°5° (likely 38°3° to 43°6°)	39°4°	10%	3 mph5 km/h from SSE, gusts 3 mph5 km/h	86%	92%	0
Sun 2a	Partly cloudy	42°6° (likely 38°3° to 42°6°)	40°4°	10%	3 mph5 km/h from SSE, gusts 4 mph6 km/h	82%	77%	0
Sun 3a	Cloudy	41°5° (likely 38°3° to 42°6°)	39°4°	0%	3 mph5 km/h from SSE, gusts 5 mph8 km/h	86%	82%	0
Sun 4a	Cloudy	41°5° (likely 37°3° to 42°6°)	39°4°	0%	3 mph5 km/h from SSE, gusts 7 mph11 km/h	86%	77%	0
Sun 5a	Cloudy	41°5° (likely 36°2° to 42°6°)	39°4°	0%	3 mph5 km/h from SSE, gusts 8 mph12 km/h	86%	66%	0
Sun 6a	Cloudy	39°4° (likely 35°2° to 41°5°)	37°3°	10%	3 mph5 km/h from SSE, gusts 9 mph15 km/h	92%	79%	0
Sun 7a	Cloudy	39°4° (likely 35°2° to 41°5°)	39°4°	10%	2 mph3 km/h from S, gusts 9 mph15 km/h	92%	74%	0
Sun 8a	Sunny	40°4° (likely 35°2° to 41°5°)	40°4°	10%	2 mph3 km/h from SSW, gusts 10 mph16 km/h	92%	35%	0
Sun 9a	Mostly cloudy	43°6° (likely 37°3° to 44°7°)	41°5°	5%	3 mph5 km/h from SW, gusts 13 mph20 km/h	86%	47%	1
Sun 10a	Sunny	47°8° (likely 40°4° to 48°9°)	46°8°	5%	3 mph5 km/h from S, gusts 12 mph19 km/h	76%	32%	2
Sun 11a	Sunny	51°11° (likely 44°7° to 52°11°)	51°11°	5%	3 mph5 km/h from E, gusts 11 mph17 km/h	68%	17%	4
Sun 12p	Sunny	54°12° (likely 48°9° to 56°13°)	54°12°	20%	3 mph5 km/h from ENE, gusts 10 mph15 km/h	61%	19%	4
Sun 1p	Showers	57°14° (likely 52°11° to 61°16°)	57°14°	20%	5 mph8 km/h from ENE, gusts 9 mph14 km/h	55%	38%	4
Sun 2p	Showers	58°14° (likely 53°12° to 63°17°)	58°14°	20%	7 mph11 km/h from NE, gusts 10 mph16 km/h	53%	39%	4

Days ahead

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

Today, Oct 23. Cloudy. High 75°24°, low 45°7°. Typical 62°17° / 32°0°. Dry. Mostly agree.
1. Afternoon
  noon–6 PM
  Sunny, 74°23°
  Dry
2. Evening
  6 PM–midnight
  Partly cloudy, 59°15°
  Dry
3. Overnight
  midnight–6 AM
  Cloudy, 48°9°
  Dry
Official NWS forecast
Today: Sunny. High near 75, with temperatures falling to around 71 in the afternoon. South southwest wind 16 to 21 mph, with gusts as high as 33 mph.
Tonight: Partly cloudy. Low around 45, with temperatures rising to around 48 overnight. Southwest wind 5 to 14 mph, with gusts as high as 22 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–75°24°
Low, likely
45°7°–56°13°
Typical high / low
62°17° / 32°0°
Wind
24 mph38 km/h, gusts 37 mph59 km/h
UV peak
5
Tomorrow, Oct 24. Mostly cloudy. High 54°12°, low 38°3°. Typical 62°17° / 32°0°. Rain 0.07 in1.8 mm, 50% chance. Mostly agree.
1. Morning
  6 AM–noon
  Mostly cloudy, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Showers, 53°12°
  50% chance · 0.18 in4.6 mm
3. Evening
  6 PM–midnight
  Drizzle, 44°7°
  50% chance · 0.06 in1.5 mm
4. Overnight
  midnight–6 AM
  Cloudy, 41°5°
  Dry
Official NWS forecast
Day: A chance of rain showers after noon. Mostly cloudy. High near 54, with temperatures falling to around 49 in the afternoon. North northeast wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Night: A chance of rain showers before midnight. Mostly cloudy, with a low around 38. East southeast wind 3 to 7 mph. Chance of precipitation is 50%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
52°11°–56°13°
Low, likely
38°3°–43°6°
Typical high / low
62°17° / 32°0°
Wind
12 mph20 km/h, gusts 22 mph36 km/h
UV peak
4
Sunday, Oct 25. Drizzle. High 59°15°, low 39°4°. Typical 62°17° / 32°0°. Rain 0.03 in0.8 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly cloudy, 40°4°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 59°15°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 47°8°
  60% chance · 0.03 in0.8 mm
4. Overnight
  midnight–6 AM
  Drizzle, 44°6°
  60% chance · 0.07 in1.8 mm
Official NWS forecast
Day: A slight chance of rain showers after noon. Partly sunny, with a high near 59. Southeast wind 2 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Night: A chance of rain showers. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
55°13°–63°17°
Low, likely
34°1°–41°5°
Typical high / low
62°17° / 32°0°
Wind
12 mph19 km/h, gusts 21 mph33 km/h
UV peak
4
Monday, Oct 26. Drizzle. High 58°14°, low 37°3°. Typical 61°16° / 32°0°. Rain 0.09 in2.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 44°7°
  50% chance · 0.02 in0.5 mm
2. Afternoon
  noon–6 PM
  Sunny, 58°14°
  20% chance
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 41°5°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers before noon. Partly sunny, with a high near 58.
Night: Mostly clear, with a low around 37.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
55°13°–61°16°
Low, likely
37°3°–44°7°
Typical high / low
61°16° / 32°0°
Wind
11 mph17 km/h, gusts 21 mph34 km/h
UV peak
5
Tuesday, Oct 27. Mostly sunny. High 66°19°, low 37°3°. Typical 61°16° / 31°−1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 39°4°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 66.
Night: Mostly clear, with a low around 37.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–69°21°
Low, likely
34°1°–43°6°
Typical high / low
61°16° / 31°−1°
Wind
17 mph27 km/h, gusts 28 mph44 km/h
UV peak
5
Wednesday, Oct 28. Mostly sunny. High 65°18°, low 37°3°. Typical 61°16° / 31°−1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 49°10°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 38°3°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 65.
Night: Mostly clear, with a low around 37.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–68°20°
Low, likely
32°0°–43°6°
Typical high / low
61°16° / 31°−1°
Wind
13 mph21 km/h, gusts 28 mph45 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 62°17°, low 37°3°. Typical 60°16° / 31°−1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 41°5°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 62.
Night: Mostly cloudy, with a low around 37.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
57°14°–70°21°
Low, likely
33°1°–43°6°
Typical high / low
60°16° / 31°−1°
Wind
15 mph24 km/h
UV peak
4
Friday, Oct 30. Cloudy. High 64°18°, low 40°4°. Typical 60°16° / 30°−1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 41°5°
  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
61°16°–68°20°
Low, likely
36°2°–45°7°
Typical high / low
60°16° / 30°−1°
Wind
11 mph18 km/h, gusts 21 mph34 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 62°17°, low 41°5°. Typical 60°16° / 30°−1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 42°6°
  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
59°15°–66°19°
Low, likely
36°2°–45°7°
Typical high / low
60°16° / 30°−1°
Wind
13 mph20 km/h, gusts 22 mph35 km/h
UV peak
4
Sunday, Nov 1. Drizzle. High 54°12°, low 39°4°. Typical 59°15° / 30°−1°. Rain 0.42 in11 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 52°11°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 47°8°
  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
43°6°–67°19°
Low, likely
30°−1°–46°8°
Typical high / low
59°15° / 30°−1°
Wind
19 mph31 km/h, gusts 29 mph46 km/h

10 days15 days30 days

The outlook

Today
Dry, high 75°, low 45°.
Tomorrow
Dry, high 54°, low 38°, cooling off.
Sunday
Dry, high 59°, low 39°, warming up.
Rest of week
Mostly dry, highs 54–66°.

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

Cherry Creek (CO) near Parker

2.1 mi

Below flood stage

Level: 6.7 ft
Flow: 13 cfs

Reading from Fri 2:15 PM · NWS gauge page

East Plum Creek (CO) below Castle Rock

8.7 mi

Below flood stage

Level: 2.1 ft

Reading from Fri 1:45 PM · NWS gauge page

Cherry Creek (CO) at Cherry Creek Reservoir

8.7 mi

Below flood stage

Level: 5546 ft

Reading from Fri 2 PM · NWS gauge page

Plum Creek (CO) near Sedalia

11 mi

Below flood stage

Level: 3.5 ft

Reading from Fri 2 PM · NWS gauge page

For your home

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

Heating this week

About 77% less heating than a typical week.

This week 30Typical 130

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 20
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at. About 10 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 28°F).

Open the windows?

Today, 4:00 PM–7:00 PM

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

Is this typical?

CASTLE ROCK · official normals 1991–2020 · records 1893–2025

Oct 23, today vs a typical year

Today’s expected high is 13°7° warmer than typical.

Last 7 days vs normal

—SatOct 17
—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23

Sierra Ridge weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 51 min; Losing 2 min 21 s a day; shortest Dec 21, 1 h 28 min less
Golden hour: 5:31–6:25 PM; Morning 7:00–7:55 AM
Blue hour: 6:25–6:36 PM; Morning 6:50–7:00 AM; first light 6:50 AM

Stars tonight? Poor

Clouds most of the night (about 61% cover).

Moon

Waxing gibbous

93% lit · growing

Today: sets 4:28 AM · rises 4:41 PM
Full moon: Oct 25
New moon: Nov 9

Looking west from Sierra Ridge. The highest point on the skyline is about 14,100 ft, 44 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

UniColorado Heating & Cooling, a Denver HVAC installer

UniColorado Heating & Cooling installs heat pumps, furnaces and air conditioning across the Front Range. 12,000+ heat pumps installed since 2014.

(303) 250-1000 Check the service area

Sierra Ridge, CO weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Sunday

Rest of week

What changed since yesterday

Radar

Rivers

Cherry Creek (CO) near Parker

East Plum Creek (CO) below Castle Rock

Cherry Creek (CO) at Cherry Creek Reservoir

Plum Creek (CO) near Sedalia

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 23, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Poor

Moon

UniColorado Heating & Cooling, a Denver HVAC installer