Observed 2:15 PM MDT at KAPA

Sterling Ranch, CO weather

Sunny and 73°23°, 15°8° warmer than a typical Oct 23, gusts to 30 mph49 km/h today.

Mostly agree

Now 73°23°

Sunny

Wind: 21 mph34 km/hgusts 30 mph49 km/h; From the south-southwest. Easing to 10 mph16 km/h by 7 PM
Dew point: 30°−1°; Dry, static shocks likely
UV index: 4Moderate; Moderate until 5 PM · peak 5
Pressure: 29.92 inHg1013 hPa; Falling · −0.05 inHg−1.7 hPa in 3 h

None rain now, through the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Dry until tomorrow noon
Gusts to 30 mph48 km/h until 6 PM
High 76°24° today at 3 PM
Below 60°16° tonight after 9 PM
Rain tomorrow noon–9 PM (50%, 0.21 in5.3 mm)

This afternoonNear 74°23° · gusts to 30 mph48 km/h · Clear
TonightDown to 48°9° by 4 AM · Mostly cloudy
Tomorrow morningNear 50°10° · rain chance 10% · Mostly cloudy
Tomorrow afternoonNear 51°11° · Rain all afternoon (50%)
Tomorrow nightDown to 40°4° by 5 AM · Rain 6–9 PM (50%)
Sunday morningUp to 50°10° by 11 AM · rain chance 10% · 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
Fri 2p	Sunny	75°24° (likely 73°23° to 75°24°)	75°24°	0%	21 mph34 km/h from SSW, gusts 30 mph49 km/h	24%	1%	5
Fri 3p	Sunny	76°24° (likely 73°23° to 76°24°)	76°24°	0%	21 mph34 km/h from SSW, gusts 30 mph49 km/h	22%	9%	4
Fri 4p	Sunny	75°24° (likely 72°22° to 75°24°)	75°24°	0%	18 mph29 km/h from SSW, gusts 28 mph45 km/h	22%	12%	3
Fri 5p	Sunny	73°23° (likely 70°21° to 73°23°)	73°23°	0%	15 mph24 km/h from SSW, gusts 26 mph42 km/h	23%	11%	2
Fri 6p	Mostly clear	70°21° (likely 66°19° to 70°21°)	70°21°	0%	12 mph19 km/h from SSW, gusts 23 mph37 km/h	25%	60%	0
Fri 7p	Cloudy	63°17° (likely 63°17° to 66°19°)	63°17°	0%	10 mph16 km/h from SSW, gusts 18 mph28 km/h	32%	72%	0
Fri 8p	Partly cloudy	60°16° (likely 60°16° to 64°18°)	60°16°	0%	9 mph14 km/h from SSW, gusts 15 mph24 km/h	37%	64%	0
Fri 9p	Partly cloudy	58°14° (likely 58°14° to 62°17°)	58°14°	0%	9 mph14 km/h from SSW, gusts 15 mph24 km/h	39%	71%	0
Fri 10p	Cloudy	56°13° (likely 55°13° to 60°16°)	56°13°	0%	8 mph13 km/h from SW, gusts 12 mph19 km/h	43%	89%	0
Fri 11p	Cloudy	54°12° (likely 54°12° to 57°14°)	54°12°	0%	8 mph13 km/h from SW, gusts 10 mph16 km/h	47%	92%	0
Sat 12a	Partly cloudy	52°11° (likely 51°11° to 55°13°)	52°11°	0%	7 mph11 km/h from WSW, gusts 7 mph12 km/h	52%	89%	0
Sat 1a	Partly cloudy	51°11° (likely 50°10° to 55°13°)	51°11°	0%	6 mph10 km/h from WSW, gusts 7 mph12 km/h	52%	74%	0
Sat 2a	Partly cloudy	50°10° (likely 48°9° to 55°13°)	48°9°	0%	5 mph8 km/h from WSW, gusts 5 mph9 km/h	54%	49%	0
Sat 3a	Cloudy	50°10° (likely 47°8° to 53°12°)	49°9°	0%	3 mph5 km/h from WSW, gusts 3 mph6 km/h	54%	61%	0
Sat 4a	Cloudy	48°9° (likely 45°7° to 52°11°)	48°9°	0%	2 mph3 km/h from W, gusts 5 mph7 km/h	56%	64%	0
Sat 5a	Cloudy	48°9° (likely 44°7° to 50°10°)	48°9°	0%	2 mph3 km/h from NW, gusts 7 mph11 km/h	58%	69%	0
Sat 6a	Cloudy	48°9° (likely 45°7° to 50°10°)	47°8°	10%	3 mph5 km/h from NNW, gusts 10 mph17 km/h	56%	70%	0
Sat 7a	Cloudy	46°8° (likely 46°8° to 50°10°)	44°7°	10%	5 mph8 km/h from NNW, gusts 13 mph20 km/h	63%	72%	0
Sat 8a	Cloudy	47°8° (likely 47°8° to 50°10°)	44°7°	10%	7 mph11 km/h from N, gusts 10 mph15 km/h	60%	76%	0
Sat 9a	Partly sunny	49°9° (likely 49°9° to 53°12°)	45°7°	10%	9 mph14 km/h from N, gusts 13 mph20 km/h	58%	79%	1
Sat 10a	Cloudy	51°11° (likely 49°9° to 54°12°)	51°11°	10%	10 mph16 km/h from N, gusts 13 mph21 km/h	54%	88%	2
Sat 11a	Cloudy	51°11° (likely 49°9° to 54°12°)	51°11°	10%	12 mph19 km/h from NNE, gusts 12 mph20 km/h	54%	86%	4
Sat 12p	Cloudy	52°11° (likely 49°9° to 53°12°)	52°11°	30%, 0.03 in0.8 mm	12 mph19 km/h from NNE, gusts 14 mph22 km/h	52%	88%	4
Sat 1p	Cloudy	53°12° (likely 48°9° to 53°12°)	53°12°	30%, 0.03 in0.8 mm	12 mph19 km/h from NNE, gusts 15 mph24 km/h	50%	90%	4
Sat 2p	Cloudy	53°12° (likely 48°9° to 53°12°)	53°12°	30%, 0.03 in0.8 mm	10 mph16 km/h from NE, gusts 15 mph24 km/h	48%	93%	4
Sat 3p	Cloudy	53°12° (likely 47°8° to 53°12°)	53°12°	50%, 0.03 in0.8 mm	9 mph14 km/h from NE, gusts 14 mph22 km/h	50%	96%	2
Sat 4p	Showers	52°11° (likely 45°7° to 52°11°)	52°11°	50%, 0.03 in0.8 mm	8 mph13 km/h from NE, gusts 13 mph21 km/h	52%	92%	2
Sat 5p	Showers	50°10° (likely 42°6° to 50°10°)	47°8°	50%, 0.03 in0.8 mm	7 mph11 km/h from ENE, gusts 10 mph16 km/h	54%	99%	0
Sat 6p	Drizzle	48°9° (likely 40°4° to 48°9°)	45°7°	50%, 0.01 in0.3 mm	6 mph10 km/h from E, gusts 8 mph13 km/h	63%	100%	0
Sat 7p	Drizzle	46°8° (likely 40°4° to 46°8°)	45°7°	50%, 0.01 in0.3 mm	3 mph5 km/h from E, gusts 7 mph11 km/h	68%	94%	0
Sat 8p	Cloudy	45°7° (likely 40°4° to 45°7°)	45°7°	50%, 0.01 in0.3 mm	2 mph3 km/h from ESE, gusts 5 mph8 km/h	70%	90%	0
Sat 9p	Cloudy	44°7° (likely 40°4° to 44°7°)	44°7°	30%, 0.01 in0.3 mm	2 mph3 km/h from ESE, gusts 5 mph8 km/h	73%	87%	0
Sat 10p	Cloudy	44°7° (likely 40°4° to 44°7°)	44°7°	30%, 0.01 in0.3 mm	1 mph2 km/h from SE, gusts 4 mph7 km/h	76%	85%	0
Sat 11p	Cloudy	43°6° (likely 39°4° to 43°6°)	43°6°	30%, 0.01 in0.3 mm	1 mph2 km/h from SE, gusts 3 mph6 km/h	82%	85%	0
Sun 12a	Cloudy	43°6° (likely 39°4° to 43°6°)	43°6°	20%	0 mph0 km/h, gusts 2 mph4 km/h	82%	87%	0
Sun 1a	Partly cloudy	42°6° (likely 38°3° to 42°6°)	42°6°	20%	0 mph0 km/h, gusts 3 mph5 km/h	86%	84%	0
Sun 2a	Showers	43°6° (likely 37°3° to 43°6°)	43°6°	20%	0 mph0 km/h, gusts 4 mph6 km/h	82%	73%	0
Sun 3a	Mostly cloudy	41°5° (likely 36°2° to 41°5°)	41°5°	5%	0 mph0 km/h, gusts 4 mph7 km/h	89%	80%	0
Sun 4a	Mostly cloudy	41°5° (likely 36°2° to 41°5°)	41°5°	5%	0 mph0 km/h, gusts 5 mph8 km/h	89%	73%	0
Sun 5a	Cloudy	40°4° (likely 35°2° to 40°4°)	40°4°	5%	0 mph0 km/h, gusts 4 mph6 km/h	92%	66%	0
Sun 6a	Cloudy	39°4° (likely 35°2° to 39°4°)	39°4°	10%	0 mph0 km/h, gusts 4 mph6 km/h	96%	73%	0
Sun 7a	Partly sunny	40°4° (likely 35°2° to 40°4°)	40°4°	10%	0 mph0 km/h, gusts 4 mph6 km/h	89%	52%	0
Sun 8a	Cloudy	41°5° (likely 35°2° to 41°5°)	41°5°	10%	1 mph2 km/h from SW, gusts 2 mph3 km/h	89%	71%	0
Sun 9a	Mostly cloudy	43°6° (likely 38°3° to 43°6°)	43°6°	5%	2 mph3 km/h from SW, gusts 5 mph7 km/h	86%	36%	1
Sun 10a	Partly sunny	46°8° (likely 40°4° to 47°8°)	45°7°	5%	3 mph5 km/h from S, gusts 7 mph11 km/h	79%	31%	2
Sun 11a	Sunny	50°10° (likely 43°6° to 52°11°)	49°9°	5%	3 mph5 km/h from E, gusts 6 mph10 km/h	68%	18%	3
Sun 12p	Sunny	54°12° (likely 47°8° to 56°13°)	54°12°	20%	5 mph8 km/h from ENE, gusts 7 mph11 km/h	59%	33%	4
Sun 1p	Showers	57°14° (likely 50°10° to 59°15°)	57°14°	20%	6 mph10 km/h from ENE, gusts 9 mph14 km/h	53%	54%	5

Days ahead

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

Today, Oct 23. Cloudy. High 77°25°, low 46°8°. Typical 62°17° / 32°0°. Dry. Mostly agree.
1. Afternoon
  noon–6 PM
  Sunny, 76°24°
  Dry
2. Evening
  6 PM–midnight
  Partly cloudy, 60°16°
  Dry
3. Overnight
  midnight–6 AM
  Cloudy, 48°9°
  Dry
Official NWS forecast
Today: Sunny. High near 77, with temperatures falling to around 73 in the afternoon. South southwest wind 15 to 21 mph, with gusts as high as 33 mph.
Tonight: Partly cloudy. Low around 46, with temperatures rising to around 48 overnight. West southwest wind 2 to 12 mph, with gusts as high as 18 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–77°25°
Low, likely
46°8°–57°14°
Typical high / low
62°17° / 32°0°
Wind
24 mph38 km/h, gusts 37 mph60 km/h
UV peak
5
Tomorrow, Oct 24. Rain. High 54°12°, low 38°3°. Typical 62°17° / 32°0°. Rain 0.1 in2.5 mm, 50% chance. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Showers, 53°12°
  50% chance · 0.18 in4.6 mm
3. Evening
  6 PM–midnight
  Drizzle, 45°7°
  50% chance · 0.06 in1.5 mm
4. Overnight
  midnight–6 AM
  Showers, 40°4°
  20% chance
Official NWS forecast
Day: A chance of rain showers after noon. Mostly cloudy. High near 54, with temperatures falling to around 50 in the afternoon. North northeast wind 3 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
Night: A chance of rain showers before 3am. Mostly cloudy, with a low around 38. East southeast wind 0 to 6 mph. Chance of precipitation is 50%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
52°11°–55°13°
Low, likely
38°3°–42°6°
Typical high / low
62°17° / 32°0°
Wind
12 mph20 km/h, gusts 23 mph37 km/h
UV peak
4
Sunday, Oct 25. Drizzle. High 60°16°, low 40°4°. Typical 62°17° / 32°0°. Rain 0.05 in1.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly cloudy, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 58°14°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 47°9°
  60% chance · 0.04 in1 mm
4. Overnight
  midnight–6 AM
  Drizzle, 44°7°
  50% chance · 0.06 in1.5 mm
Official NWS forecast
Day: A slight chance of rain showers after noon. Partly sunny, with a high near 60. Northeast wind 0 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Night: A chance of rain showers. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
53°12°–62°17°
Low, likely
35°2°–40°4°
Typical high / low
62°17° / 32°0°
Wind
13 mph21 km/h, gusts 25 mph40 km/h
UV peak
5
Monday, Oct 26. Drizzle. High 59°15°, low 36°2°. Typical 61°16° / 32°0°. Rain 0.09 in2.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 44°7°
  40% chance · 0.03 in0.8 mm
2. Afternoon
  noon–6 PM
  Sunny, 58°14°
  Dry
3. Evening
  6 PM–midnight
  Clear, 48°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 38°3°
  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 59.
Night: Mostly clear, with a low around 36.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
54°12°–61°16°
Low, likely
36°2°–45°7°
Typical high / low
61°16° / 32°0°
Wind
9 mph14 km/h, gusts 18 mph29 km/h
UV peak
5
Tuesday, Oct 27. Mostly sunny. High 67°19°, low 37°3°. Typical 61°16° / 31°−1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 40°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 36°2°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 67.
Night: Mostly clear, with a low around 37.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
62°17°–68°20°
Low, likely
35°2°–41°5°
Typical high / low
61°16° / 31°−1°
Wind
12 mph20 km/h, gusts 24 mph39 km/h
UV peak
4
Wednesday, Oct 28. Mostly sunny. High 66°19°, low 37°3°. Typical 61°16° / 31°−1°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Partly sunny, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 37°3°
  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.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 66°19°).
High, likely
65°18°–68°20°
Low, likely
33°1°–40°4°
Typical high / low
61°16° / 31°−1°
Wind
10 mph17 km/h, gusts 26 mph42 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 63°17°, low 38°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, 51°10°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 41°5°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 63.
Night: Mostly cloudy, with a low around 38.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
57°14°–71°22°
Low, likely
33°1°–41°5°
Typical high / low
60°16° / 31°−1°
Wind
10 mph16 km/h, gusts 16 mph26 km/h
UV peak
3
Friday, Oct 30. Cloudy. High 64°18°, low 40°4°. Typical 60°16° / 30°−1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 46°8°
  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, 42°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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–70°21°
Low, likely
34°1°–44°7°
Typical high / low
60°16° / 30°−1°
Wind
9 mph15 km/h, gusts 16 mph25 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 64°18°, low 41°5°. Typical 60°16° / 30°−1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 53°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 40°4°
  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
60°16°–67°19°
Low, likely
39°4°–45°7°
Typical high / low
60°16° / 30°−1°
Wind
12 mph19 km/h
UV peak
4
Sunday, Nov 1. Drizzle. High 54°12°, low 39°4°. Typical 59°15° / 30°−1°. Rain 0.43 in11 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 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
44°7°–65°18°
Low, likely
32°0°–47°8°
Typical high / low
59°15° / 30°−1°
Wind
17 mph28 km/h, gusts 31 mph50 km/h

10 days15 days30 days

The outlook

Today
Dry, high 77°, low 46°.
Tomorrow
48% chance of rain, high 54°, low 38°, cooling off.
Sunday
Dry, high 60°, low 40°, warming up.
Rest of week
Mostly dry, highs 54–67°.

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

South Platte River at Waterton

2.4 mi

Below flood stage

Level: 0.6 ft
Flow: 26 cfs

Reading from Fri 12:15 PM · NWS gauge page

South Platte River at Chatfield Reservoir

4.5 mi

Below flood stage

Level: 5432 ft

Reading from Fri 1 PM · NWS gauge page

Plum Creek (CO) near Sedalia

5.1 mi

Below flood stage

Level: 3.5 ft

Reading from Fri 1 PM · NWS gauge page

South Platte River at South Platte

8.8 mi

Below flood stage

Level: 2.5 ft
Flow: 274 cfs

Reading from Fri 1 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: 18
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 7 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 30°F).

Open the windows?

Today, 3:00 PM–8:00 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 15°8° warmer than typical.

Last 7 days vs normal

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

Sterling Ranch weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 51 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 28 min less
Golden hour: 5:32–6:26 PM; Morning 7:01–7:55 AM
Blue hour: 6:26–6:37 PM; Morning 6:51–7:01 AM; first light 6:51 AM

Stars tonight? Poor

Clouds most of the night (about 71% cover).

Moon

Waxing gibbous

93% lit · growing

Today: sets 4:29 AM · rises 4:42 PM
Full moon: Oct 25
New moon: Nov 9

Looking southwest from Sterling Ranch. The highest point on the skyline is about 11,600 ft, 28 mi away.Skyline from USGS elevation data, heights drawn up to 5× 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

Sterling Ranch, CO weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Sunday

Rest of week

What changed since yesterday

Radar

Rivers

South Platte River at Waterton

South Platte River at Chatfield Reservoir

Plum Creek (CO) near Sedalia

South Platte River at South Platte

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