Ralston Creek (CO) at Carr St. in Arvada
2.7 mi- Level
- 20.9 ft
Reading from Sat 7:48 PM · NWS gauge page
Appearance
Observed 8:55 PM MDT at KBJC
Overcast and 45°7°.
Today: low 40°4° (likely 40°4° to 45°7°), high 57°14° (likely 55°13° to 59°15°).
Now 45°7°
Cloudy
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 10p | Cloudy | 47°8° (likely 42°6° to 47°8°) | 47°8° | 30%, 0.05 in1.3 mm | 2 mph3 km/h from ESE, gusts 8 mph12 km/h | 71% | 76% | 0 |
| Sat 11p | Cloudy | 46°8° (likely 40°4° to 46°8°) | 46°8° | 30%, 0.05 in1.3 mm | 2 mph3 km/h from SE, gusts 6 mph10 km/h | 73% | 82% | 0 |
| Sun 12a | Cloudy | 46°8° (likely 39°4° to 46°8°) | 46°8° | 10% | 2 mph3 km/h from SE, gusts 6 mph9 km/h | 73% | 91% | 0 |
| Sun 1a | Cloudy | 45°7° (likely 38°3° to 45°7°) | 45°7° | 10% | 2 mph3 km/h from SE, gusts 5 mph8 km/h | 76% | 74% | 0 |
| Sun 2a | Cloudy | 45°7° (likely 38°3° to 45°7°) | 45°7° | 10% | 2 mph3 km/h from SE, gusts 6 mph9 km/h | 76% | 94% | 0 |
| Sun 3a | Cloudy | 43°6° (likely 38°3° to 43°6°) | 43°6° | 5% | 1 mph2 km/h from SE, gusts 3 mph5 km/h | 82% | 88% | 0 |
| Sun 4a | Cloudy | 43°6° (likely 38°3° to 43°6°) | 43°6° | 5% | 1 mph2 km/h from SE, gusts 5 mph7 km/h | 82% | 91% | 0 |
| Sun 5a | Cloudy | 43°6° (likely 38°3° to 43°6°) | 43°6° | 5% | 2 mph3 km/h from ENE, gusts 6 mph10 km/h | 86% | 91% | 0 |
| Sun 6a | Cloudy | 41°5° (likely 37°3° to 41°5°) | 41°5° | 0% | 2 mph3 km/h from NE, gusts 8 mph13 km/h | 93% | 84% | 0 |
| Sun 7a | Cloudy | 41°5° (likely 36°2° to 41°5°) | 41°5° | 0% | 2 mph3 km/h from N, gusts 8 mph13 km/h | 93% | 80% | 0 |
| Sun 8a | Cloudy | 41°5° (likely 37°3° to 41°5°) | 41°5° | 0% | 2 mph3 km/h from N, gusts 8 mph13 km/h | 93% | 64% | 0 |
| Sun 9a | Mostly cloudy | 44°7° (likely 40°4° to 44°7°) | 42°6° | 5% | 3 mph5 km/h from N, gusts 8 mph13 km/h | 82% | 41% | 1 |
| Sun 10a | Sunny | 47°8° (likely 43°6° to 47°8°) | 46°8° | 5% | 3 mph5 km/h from N, gusts 6 mph10 km/h | 74% | 30% | 2 |
| Sun 11a | Sunny | 50°10° (likely 46°8° to 50°10°) | 49°9° | 5% | 3 mph5 km/h from NNE, gusts 6 mph10 km/h | 68% | 16% | 3 |
| Sun 12p | Partly sunny | 51°11° (likely 49°9° to 52°11°) | 51°11° | 10% | 5 mph8 km/h from NNE, gusts 7 mph12 km/h | 63% | 21% | 4 |
| Sun 1p | Sunny | 55°13° (likely 52°11° to 55°13°) | 55°13° | 10% | 5 mph8 km/h from NNE, gusts 8 mph13 km/h | 57% | 14% | 5 |
| Sun 2p | Sunny | 57°14° (likely 54°12° to 58°14°) | 57°14° | 10% | 7 mph11 km/h from NNE, gusts 11 mph17 km/h | 53% | 19% | 5 |
| Sun 3p | Sunny | 58°14° (likely 55°13° to 60°16°) | 58°14° | 20% | 8 mph13 km/h from NNE, gusts 11 mph18 km/h | 51% | 14% | 4 |
| Sun 4p | Cloudy | 59°15° (likely 55°13° to 59°15°) | 59°15° | 20% | 8 mph13 km/h from N, gusts 12 mph19 km/h | 49% | 65% | 3 |
| Sun 5p | Mostly sunny | 57°14° (likely 53°12° to 57°14°) | 57°14° | 20% | 9 mph14 km/h from N, gusts 12 mph19 km/h | 55% | 59% | 1 |
| Sun 6p | Showers | 56°13° (likely 50°10° to 56°13°) | 56°13° | 60%, 0.02 in0.5 mm | 8 mph13 km/h from N, gusts 13 mph21 km/h | 57% | 64% | 0 |
| Sun 7p | Showers | 54°12° (likely 48°9° to 54°12°) | 54°12° | 60%, 0.02 in0.5 mm | 8 mph13 km/h from N, gusts 12 mph19 km/h | 64% | 76% | 0 |
| Sun 8p | Cloudy | 51°11° (likely 47°8° to 51°11°) | 51°11° | 60%, 0.02 in0.5 mm | 7 mph11 km/h from N, gusts 15 mph23 km/h | 71% | 92% | 0 |
| Sun 9p | Cloudy | 50°10° (likely 46°8° to 50°10°) | 47°8° | 60%, 0.02 in0.5 mm | 7 mph11 km/h from NNW, gusts 22 mph35 km/h | 77% | 94% | 0 |
| Sun 10p | Cloudy | 49°9° (likely 46°8° to 49°9°) | 47°8° | 60%, 0.02 in0.5 mm | 6 mph10 km/h from NNW, gusts 21 mph33 km/h | 80% | 96% | 0 |
| Sun 11p | Cloudy | 49°9° (likely 45°7° to 49°9°) | 47°8° | 60%, 0.02 in0.5 mm | 5 mph8 km/h from N, gusts 16 mph26 km/h | 80% | 97% | 0 |
| Mon 12a | Cloudy | 49°9° (likely 44°7° to 49°9°) | 47°8° | 50%, 0.03 in0.8 mm | 5 mph8 km/h from N, gusts 16 mph26 km/h | 80% | 99% | 0 |
| Mon 1a | Cloudy | 48°9° (likely 44°7° to 48°9°) | 46°8° | 50%, 0.03 in0.8 mm | 5 mph8 km/h from N, gusts 15 mph25 km/h | 83% | 99% | 0 |
| Mon 2a | Cloudy | 48°9° (likely 43°6° to 48°9°) | 47°8° | 50%, 0.03 in0.8 mm | 3 mph5 km/h from N, gusts 13 mph20 km/h | 80% | 99% | 0 |
| Mon 3a | Cloudy | 47°8° (likely 43°6° to 47°8°) | 46°8° | 50%, 0.03 in0.8 mm | 3 mph5 km/h from N, gusts 10 mph15 km/h | 83% | 100% | 0 |
| Mon 4a | Cloudy | 46°8° (likely 43°6° to 48°9°) | 45°7° | 50%, 0.03 in0.8 mm | 3 mph5 km/h from N, gusts 10 mph16 km/h | 86% | 98% | 0 |
| Mon 5a | Showers | 45°7° (likely 43°6° to 47°8°) | 45°7° | 50%, 0.03 in0.8 mm | 2 mph3 km/h from N, gusts 11 mph18 km/h | 86% | 92% | 0 |
| Mon 6a | Mostly cloudy | 45°7° (likely 42°6° to 46°8°) | 45°7° | 10% | 2 mph3 km/h from N, gusts 11 mph18 km/h | 89% | 70% | 0 |
| Mon 7a | Cloudy | 44°7° (likely 42°6° to 47°8°) | 44°7° | 10% | 2 mph3 km/h from NNW, gusts 13 mph21 km/h | 89% | 96% | 0 |
| Mon 8a | Cloudy | 44°7° (likely 41°5° to 46°8°) | 42°6° | 10% | 3 mph5 km/h from N, gusts 13 mph21 km/h | 89% | 92% | 0 |
| Mon 9a | Cloudy | 46°8° (likely 43°6° to 47°8°) | 45°7° | 10% | 3 mph5 km/h from N, gusts 10 mph16 km/h | 83% | 84% | 0 |
| Mon 10a | Partly sunny | 49°9° (likely 45°7° to 49°9°) | 49°9° | 10% | 2 mph3 km/h from NNW, gusts 6 mph9 km/h | 74% | 66% | 1 |
| Mon 11a | Partly sunny | 52°11° (likely 47°8° to 52°11°) | 52°11° | 10% | 3 mph5 km/h from ESE, gusts 4 mph7 km/h | 63% | 78% | 2 |
| Mon 12p | Mostly sunny | 55°13° (likely 49°9° to 55°13°) | 55°13° | 0% | 5 mph8 km/h from SE, gusts 4 mph6 km/h | 55% | 58% | 4 |
| Mon 1p | Mostly sunny | 58°14° (likely 52°11° to 58°14°) | 58°14° | 0% | 5 mph8 km/h from SE, gusts 6 mph9 km/h | 47% | 21% | 5 |
| Mon 2p | Mostly sunny | 60°16° (likely 54°12° to 60°16°) | 60°16° | 0% | 5 mph8 km/h from ESE, gusts 7 mph11 km/h | 44% | 10% | 5 |
| Mon 3p | Sunny | 62°17° (likely 55°13° to 62°17°) | 62°17° | 0% | 5 mph8 km/h from ESE, gusts 7 mph11 km/h | 39% | 2% | 4 |
| Mon 4p | Sunny | 62°17° (likely 56°13° to 62°17°) | 62°17° | 0% | 5 mph8 km/h from E, gusts 7 mph11 km/h | 38% | 1% | 3 |
| Mon 5p | Sunny | 61°16° (likely 55°13° to 61°16°) | 61°16° | 0% | 5 mph8 km/h from E, gusts 8 mph12 km/h | 39% | 6% | 1 |
| Mon 6p | Clear | 60°16° (likely 52°11° to 60°16°) | 60°16° | 0% | 5 mph8 km/h from ENE, gusts 8 mph13 km/h | 41% | 8% | 0 |
| Mon 7p | Clear | 57°14° (likely 46°8° to 57°14°) | 57°14° | 0% | 5 mph8 km/h from E, gusts 6 mph10 km/h | 47% | 4% | 0 |
| Mon 8p | Clear | 53°12° (likely 43°6° to 56°13°) | 53°12° | 0% | 3 mph5 km/h from E, gusts 5 mph7 km/h | 54% | 0% | 0 |
| Mon 9p | Clear | 50°10° (likely 40°4° to 55°13°) | 49°9° | 0% | 3 mph5 km/h from E, gusts 5 mph8 km/h | 63% | 1% | 0 |
Evening
6 PM–midnight
30% chance · 0.1 in2.5 mm
Overnight
midnight–6 AM
Dry
Official NWS forecast
Tonight: Rain showers likely before midnight. Cloudy. Low around 40, with temperatures rising to around 43 overnight. East southeast wind 1 to 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
60% chance · 0.12 in3 mm
Overnight
midnight–6 AM
50% chance · 0.18 in4.6 mm
Official NWS forecast
Day: A slight chance of rain showers after 3pm. Partly sunny. High near 59, with temperatures falling to around 57 in the afternoon. North northeast wind 2 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.
Night: Rain showers likely. Mostly cloudy. Low around 43, with temperatures rising to around 45 overnight. North wind 2 to 8 mph. Chance of precipitation is 60%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: Mostly sunny, with a high near 62. East northeast wind around 5 mph.
Night: Mostly clear, with a low around 38. South wind 1 to 5 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 68.
Night: Mostly clear, with a low around 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 68.
Night: Partly cloudy, with a low around 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 69.
Night: Mostly cloudy, with a low around 44.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 68.
Night: Mostly cloudy, with a low around 44.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
20% chance
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 64.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
20% chance
Evening
6 PM–midnight
30% chance
Overnight
midnight–6 AM
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.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
20% chance · 0.05 in1.3 mm
Evening
6 PM–midnight
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.
Dry, high 57°, low 40°.
Dry, high 59°, low 43°.
Dry, high 62°, low 38°, warming up.
Mostly dry, highs 56–69°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (BOU) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Sat 7:48 PM · NWS gauge page
Reading from Sat 7:45 PM · NWS gauge page
Reading from Sat 7:55 PM · NWS gauge page
Reading from Sat 8:50 PM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 77% less heating than a typical week.
Heating degree days, base 65°F
47, 17 and 5°F are the test points heat pumps are rated at. About 3 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 34°F).
Mon, 2:00 PM–6:00 PM
Good stretch to open the windows.
Today’s expected high is 6°3° colder than typical.
On average 11°6° warmer than normal (daily mean temperature).
Mountain View weather by month: normals, records, snow and freeze dates
Sunrise 7:20 AM, sunset 6:08 PM.
Clouds most of the night (about 86% cover).
Waxing gibbous
99% lit · growing
UniColorado Heating & Cooling installs heat pumps, furnaces and air conditioning across the Front Range. 12,000+ heat pumps installed since 2014.