South Platte River at Merino
6.5 mi- Level
- 2.5 ft
- Flow
- 45 cfs
Reading from Sat 3 PM · NWS gauge page
Appearance
Observed 3:55 PM MDT at KSTK
Overcast and 48°9°, rain ~6 PM–2 AM (69%).
Today: low 38°3° (likely 38°3° to 47°8°), high 54°12° (likely 54°12° to 63°17°).
Now 48°9°
Cloudy · Feels like 44°7°
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 4p | Cloudy | 53°12° (likely 51°11° to 53°12°) | 53°12° | 20% | 12 mph19 km/h from NE, gusts 17 mph28 km/h | 46% | 99% | 1 |
| Sat 5p | Cloudy | 51°11° (likely 50°10° to 51°11°) | 51°11° | 20% | 10 mph16 km/h from ENE, gusts 15 mph24 km/h | 50% | 100% | 0 |
| Sat 6p | Cloudy | 49°9° (likely 47°8° to 50°10°) | 45°7° | 60%, 0.09 in2.3 mm | 9 mph14 km/h from ENE, gusts 14 mph22 km/h | 56% | 100% | 0 |
| Sat 7p | Cloudy | 46°8° (likely 46°8° to 49°9°) | 42°6° | 60%, 0.09 in2.3 mm | 8 mph13 km/h from ENE, gusts 12 mph19 km/h | 63% | 98% | 0 |
| Sat 8p | Cloudy | 44°7° (likely 44°7° to 49°9°) | 40°4° | 60%, 0.09 in2.3 mm | 7 mph11 km/h from ENE, gusts 9 mph15 km/h | 70% | 100% | 0 |
| Sat 9p | Cloudy | 44°7° (likely 44°7° to 48°9°) | 41°5° | 70%, 0.09 in2.3 mm | 6 mph10 km/h from ENE, gusts 9 mph14 km/h | 76% | 100% | 0 |
| Sat 10p | Cloudy | 42°6° (likely 42°6° to 47°8°) | 38°3° | 70%, 0.09 in2.3 mm | 6 mph10 km/h from ENE, gusts 6 mph10 km/h | 86% | 98% | 0 |
| Sat 11p | Cloudy | 42°6° (likely 42°6° to 47°8°) | 39°4° | 70%, 0.09 in2.3 mm | 5 mph8 km/h from E, gusts 6 mph10 km/h | 86% | 100% | 0 |
| Sun 12a | Drizzle | 41°5° (likely 41°5° to 46°8°) | 38°3° | 50%, 0.02 in0.5 mm | 5 mph8 km/h from E, gusts 5 mph8 km/h | 89% | 99% | 0 |
| Sun 1a | Drizzle | 41°5° (likely 41°5° to 45°7°) | 38°3° | 50%, 0.02 in0.5 mm | 5 mph8 km/h from E, gusts 6 mph10 km/h | 89% | 98% | 0 |
| Sun 2a | Drizzle | 42°6° (likely 42°6° to 44°7°) | 39°4° | 50%, 0.02 in0.5 mm | 5 mph8 km/h from ESE, gusts 8 mph13 km/h | 86% | 99% | 0 |
| Sun 3a | Drizzle | 41°5° (likely 41°5° to 44°7°) | 38°3° | 30%, 0.02 in0.5 mm | 5 mph8 km/h from ESE, gusts 8 mph13 km/h | 93% | 99% | 0 |
| Sun 4a | Cloudy | 41°5° (likely 41°5° to 44°7°) | 37°3° | 30%, 0.02 in0.5 mm | 6 mph10 km/h from ESE, gusts 9 mph14 km/h | 89% | 98% | 0 |
| Sun 5a | Cloudy | 42°6° (likely 42°6° to 44°7°) | 38°3° | 30%, 0.02 in0.5 mm | 6 mph10 km/h from ESE, gusts 10 mph17 km/h | 89% | 93% | 0 |
| Sun 6a | Cloudy | 40°4° (likely 40°4° to 44°7°) | 36°2° | 30% | 6 mph10 km/h from ESE, gusts 10 mph16 km/h | 96% | 97% | 0 |
| Sun 7a | Cloudy | 41°5° (likely 41°5° to 44°7°) | 37°3° | 30% | 6 mph10 km/h from ESE, gusts 11 mph18 km/h | 93% | 99% | 0 |
| Sun 8a | Cloudy | 42°6° (likely 42°6° to 45°7°) | 38°3° | 30% | 6 mph10 km/h from ESE, gusts 12 mph19 km/h | 96% | 98% | 0 |
| Sun 9a | Cloudy | 44°7° (likely 43°6° to 46°8°) | 40°4° | 20% | 7 mph11 km/h from ESE, gusts 13 mph22 km/h | 96% | 100% | 1 |
| Sun 10a | Cloudy | 47°8° (likely 44°7° to 48°9°) | 44°7° | 20% | 7 mph11 km/h from ESE, gusts 15 mph24 km/h | 89% | 99% | 2 |
| Sun 11a | Cloudy | 49°9° (likely 46°8° to 50°10°) | 46°8° | 20% | 8 mph13 km/h from ESE, gusts 13 mph21 km/h | 86% | 93% | 2 |
| Sun 12p | Cloudy | 50°10° (likely 48°9° to 53°12°) | 47°8° | 10% | 8 mph13 km/h from SE, gusts 15 mph25 km/h | 83% | 98% | 1 |
| Sun 1p | Cloudy | 53°12° (likely 50°10° to 55°13°) | 53°12° | 10% | 8 mph13 km/h from ESE, gusts 16 mph25 km/h | 74% | 96% | 1 |
| Sun 2p | Cloudy | 54°12° (likely 51°11° to 57°14°) | 54°12° | 10% | 9 mph14 km/h from ESE, gusts 15 mph25 km/h | 71% | 83% | 1 |
| Sun 3p | Cloudy | 54°12° (likely 52°11° to 58°14°) | 54°12° | 20% | 10 mph16 km/h from ESE, gusts 17 mph27 km/h | 77% | 88% | 1 |
| Sun 4p | Cloudy | 54°12° (likely 51°11° to 57°14°) | 54°12° | 20% | 10 mph16 km/h from E, gusts 17 mph27 km/h | 77% | 97% | 1 |
| Sun 5p | Cloudy | 53°12° (likely 50°10° to 55°13°) | 53°12° | 20% | 10 mph16 km/h from E, gusts 18 mph30 km/h | 83% | 97% | 0 |
| Sun 6p | Cloudy | 51°11° (likely 47°8° to 52°11°) | 51°11° | 70%, 0.08 in2 mm | 10 mph16 km/h from E, gusts 19 mph30 km/h | 89% | 92% | 0 |
| Sun 7p | Cloudy | 49°9° (likely 46°8° to 51°11°) | 45°7° | 70%, 0.08 in2 mm | 10 mph16 km/h from E, gusts 19 mph30 km/h | 93% | 100% | 0 |
| Sun 8p | Cloudy | 47°8° (likely 46°8° to 50°10°) | 42°6° | 70%, 0.08 in2 mm | 10 mph16 km/h from E, gusts 18 mph29 km/h | 93% | 100% | 0 |
| Sun 9p | Cloudy | 47°8° (likely 46°8° to 49°9°) | 43°6° | 70%, 0.08 in2 mm | 9 mph14 km/h from ENE, gusts 17 mph27 km/h | 96% | 100% | 0 |
| Sun 10p | Drizzle | 46°8° (likely 46°8° to 49°9°) | 41°5° | 70%, 0.08 in2 mm | 9 mph14 km/h from ENE, gusts 15 mph24 km/h | 96% | 100% | 0 |
| Sun 11p | Rain | 46°8° (likely 46°8° to 49°9°) | 42°6° | 70%, 0.08 in2 mm | 8 mph13 km/h from ENE, gusts 13 mph22 km/h | 96% | 100% | 0 |
| Mon 12a | Showers | 47°8° (likely 45°7° to 49°9°) | 43°6° | 70%, 0.1 in2.5 mm | 8 mph13 km/h from ENE, gusts 14 mph23 km/h | 93% | 100% | 0 |
| Mon 1a | Drizzle | 46°8° (likely 45°7° to 49°9°) | 42°6° | 70%, 0.1 in2.5 mm | 8 mph13 km/h from ENE, gusts 18 mph28 km/h | 96% | 100% | 0 |
| Mon 2a | Drizzle | 45°7° (likely 45°7° to 49°9°) | 41°5° | 70%, 0.1 in2.5 mm | 8 mph13 km/h from NE, gusts 21 mph34 km/h | 96% | 99% | 0 |
| Mon 3a | Rain | 45°7° (likely 45°7° to 49°9°) | 40°4° | 70%, 0.1 in2.5 mm | 9 mph14 km/h from NE, gusts 18 mph29 km/h | 96% | 100% | 0 |
| Mon 4a | Rain | 43°6° (likely 43°6° to 49°9°) | 38°3° | 70%, 0.1 in2.5 mm | 9 mph14 km/h from NE, gusts 13 mph21 km/h | 96% | 100% | 0 |
| Mon 5a | Rain | 42°6° (likely 42°6° to 49°9°) | 36°2° | 70%, 0.1 in2.5 mm | 9 mph14 km/h from NNE, gusts 12 mph19 km/h | 100% | 99% | 0 |
| Mon 6a | Rain | 41°5° (likely 41°5° to 47°8°) | 35°2° | 50%, 0.02 in0.5 mm | 9 mph14 km/h from N, gusts 16 mph25 km/h | 100% | 99% | 0 |
| Mon 7a | Drizzle | 39°4° (likely 39°4° to 45°7°) | 33°1° | 50%, 0.02 in0.5 mm | 9 mph14 km/h from N, gusts 21 mph33 km/h | 100% | 99% | 0 |
| Mon 8a | Drizzle | 40°4° (likely 40°4° to 44°7°) | 33°1° | 50%, 0.02 in0.5 mm | 12 mph19 km/h from N, gusts 22 mph36 km/h | 100% | 99% | 0 |
| Mon 9a | Cloudy | 43°6° (likely 40°4° to 43°6°) | 37°3° | 50%, 0.02 in0.5 mm | 12 mph19 km/h from N, gusts 20 mph32 km/h | 100% | 99% | 0 |
| Mon 10a | Cloudy | 45°7° (likely 40°4° to 45°7°) | 39°4° | 50%, 0.02 in0.5 mm | 12 mph19 km/h from NNW, gusts 16 mph26 km/h | 96% | 95% | 0 |
| Mon 11a | Cloudy | 48°9° (likely 42°6° to 48°9°) | 43°6° | 50%, 0.02 in0.5 mm | 10 mph16 km/h from NNW, gusts 14 mph23 km/h | 83% | 93% | 0 |
| Mon 12p | Cloudy | 51°11° (likely 43°6° to 51°11°) | 51°11° | 5% | 9 mph14 km/h from NNW, gusts 13 mph20 km/h | 71% | 75% | 3 |
| Mon 1p | Partly sunny | 54°12° (likely 46°8° to 55°13°) | 54°12° | 5% | 8 mph13 km/h from NNW, gusts 12 mph20 km/h | 61% | 63% | 4 |
| Mon 2p | Mostly sunny | 57°14° (likely 48°9° to 58°14°) | 57°14° | 5% | 6 mph10 km/h from NNW, gusts 11 mph17 km/h | 53% | 61% | 4 |
| Mon 3p | Mostly sunny | 58°14° (likely 51°11° to 60°16°) | 58°14° | 5% | 5 mph8 km/h from N, gusts 9 mph15 km/h | 51% | 37% | 4 |
Afternoon
noon–6 PM
20% chance
Evening
6 PM–midnight
70% chance · 0.54 in14 mm
Overnight
midnight–6 AM
50% chance · 0.12 in3 mm
Official NWS forecast
Today: A slight chance of rain showers. Cloudy. High near 54, with temperatures falling to around 51 in the afternoon. Northeast wind around 12 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight: Rain showers likely. Cloudy. Low around 38, with temperatures rising to around 42 overnight. East wind 5 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
30% chance
Afternoon
noon–6 PM
20% chance
Evening
6 PM–midnight
70% chance · 0.48 in12 mm
Overnight
midnight–6 AM
70% chance · 0.6 in15 mm
Official NWS forecast
Day: A chance of rain showers. Cloudy, with a high near 54. East southeast wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Night: Showers and thunderstorms likely. Cloudy, with a low around 37. East northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
50% chance · 0.12 in3 mm
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: A chance of rain showers before noon. Partly sunny, with a high near 59. North wind 5 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Night: Mostly clear, with a low around 31.
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: Mostly sunny, with a high near 68.
Night: Clear, with a low around 34.
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 69.
Night: Mostly clear, with a low around 35.
Forecasts agreeIndependent forecasts are close; the range is narrow.
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 70.
Night: Partly cloudy, with a low around 38.
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: A slight chance of rain showers before noon. Partly sunny, with a high near 71.
Night: Partly cloudy, with a low around 39.
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.
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
Dry
Evening
6 PM–midnight
Dry
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
20% chance
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
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.
Dry, high 54°, low 38°.
Dry, high 54°, low 37°.
Dry, high 59°, low 31°, warming up.
Mostly dry, highs 57–71°.
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 3 PM · NWS gauge page
Reading from Sat 3:30 PM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 75% 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 15 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 34°F).
No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.
Today’s expected high is 6°3° colder than typical.
On average 11°6° warmer than normal (daily mean temperature).
Atwood weather by month: normals, records, snow and freeze dates
Sunrise 7:14 AM, sunset 5:59 PM.
Clouds most of the night (about 98% cover).
Waxing gibbous
98% lit · growing
UniColorado Heating & Cooling installs heat pumps, furnaces and air conditioning across the Front Range. 12,000+ heat pumps installed since 2014.