North Platte River at Casper
3.0 mi- Level
- 0.4 ft
- Flow
- 463 cfs
Reading from Sat 6:30 AM · NWS gauge page
Observed 8:05 AM MDT at KCPR
Mills, WY weather
Overcast and 34°1°.
Today: low 29°−2° (likely 29°−2° to 36°2°), high 49°9° (likely 45°7° to 49°9°).
Now 34°1°
Cloudy · Feels like 25°−4°
- Feels like
- 25°−4°
- Wind chill from 12 mph19 km/h wind · air 34°1°
- Wind
- 12 mph19 km/h
- From the east-northeast. 1219–14 mph23 km/h through 8 PM
- Dew point
- 27°−3°
- Dry · down to 18°−8° by 5 PM
- UV index
- 0Low
- Moderate 12–3 PM · peak 3
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
22°12° cooler than this time yesterday (56°13° then, 34°1° now)
Good hours for
This morningUp to 39°4° by 11 AM · Cloudy
This afternoonUp to 49°9° by 4 PM · Mostly cloudy
TonightDown to 31°−1° by 5 AM · freezing, low 31°−1° · Partly cloudy
Tomorrow morningUp to 41°5° by 11 AM · freezing, low 30°−1° · Clear
Tomorrow afternoonUp to 50°10° by 4 PM · rain chance 10% · Mostly cloudy
Tomorrow nightDown to 33°1° by 5 AM · rain chance 20% · Cloudy
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 8a | Cloudy | 33°1° (likely 33°1° to 36°2°) | 25°−4° | 0% | 10 mph16 km/h from NE, gusts 13 mph20 km/h | 78% | 100% | 0 |
| Sat 9a | Cloudy | 34°1° (likely 33°1° to 37°3°) | 26°−3° | 0% | 12 mph19 km/h from NE, gusts 12 mph19 km/h | 75% | 98% | 0 |
| Sat 10a | Cloudy | 33°1° (likely 33°1° to 38°3°) | 24°−4° | 0% | 13 mph21 km/h from ENE, gusts 12 mph20 km/h | 78% | 93% | 1 |
| Sat 11a | Cloudy | 39°4° (likely 36°2° to 40°4°) | 32°0° | 0% | 12 mph19 km/h from NE, gusts 13 mph21 km/h | 61% | 81% | 2 |
| Sat 12p | Partly sunny | 41°5° (likely 38°3° to 42°6°) | 34°1° | 0% | 12 mph19 km/h from ENE, gusts 14 mph23 km/h | 51% | 56% | 3 |
| Sat 1p | Partly sunny | 45°7° (likely 40°4° to 45°7°) | 39°4° | 0% | 12 mph19 km/h from ENE, gusts 15 mph25 km/h | 43% | 28% | 3 |
| Sat 2p | Partly sunny | 47°8° (likely 42°6° to 47°8°) | 42°6° | 0% | 12 mph19 km/h from ENE, gusts 16 mph26 km/h | 37% | 57% | 3 |
| Sat 3p | Partly sunny | 48°9° (likely 44°7° to 48°9°) | 43°6° | 0% | 13 mph21 km/h from E, gusts 17 mph28 km/h | 32% | 74% | 2 |
| Sat 4p | Cloudy | 49°9° (likely 44°7° to 49°9°) | 44°7° | 0% | 14 mph23 km/h from E, gusts 19 mph30 km/h | 31% | 78% | 1 |
| Sat 5p | Cloudy | 47°8° (likely 44°7° to 48°9°) | 41°5° | 0% | 14 mph23 km/h from E, gusts 20 mph32 km/h | 31% | 80% | 0 |
| Sat 6p | Cloudy | 46°8° (likely 42°6° to 46°8°) | 40°4° | 0% | 13 mph21 km/h from E, gusts 21 mph34 km/h | 34% | 82% | 0 |
| Sat 7p | Cloudy | 43°6° (likely 40°4° to 44°7°) | 36°2° | 0% | 13 mph21 km/h from E, gusts 18 mph29 km/h | 41% | 87% | 0 |
| Sat 8p | Partly cloudy | 41°5° (likely 39°4° to 43°6°) | 34°1° | 0% | 12 mph19 km/h from E, gusts 16 mph26 km/h | 45% | 73% | 0 |
| Sat 9p | Clear | 41°5° (likely 38°3° to 42°6°) | 35°2° | 0% | 9 mph14 km/h from E, gusts 9 mph14 km/h | 46% | 41% | 0 |
| Sat 10p | Partly cloudy | 39°4° (likely 37°3° to 40°4°) | 34°1° | 0% | 7 mph11 km/h from E, gusts 5 mph9 km/h | 51% | 70% | 0 |
| Sat 11p | Partly cloudy | 38°3° (likely 36°2° to 38°3°) | 34°1° | 0% | 6 mph10 km/h from E, gusts 4 mph7 km/h | 54% | 58% | 0 |
| Sun 12a | Partly cloudy | 36°2° (likely 34°1° to 36°2°) | 32°0° | 0% | 5 mph8 km/h from E, gusts 4 mph7 km/h | 58% | 51% | 0 |
| Sun 1a | Clear | 36°2° (likely 32°0° to 36°2°) | 33°1° | 0% | 3 mph5 km/h from ENE, gusts 4 mph6 km/h | 61% | 9% | 0 |
| Sun 2a | Partly cloudy | 35°2° (likely 31°−1° to 35°2°) | 32°0° | 0% | 3 mph5 km/h from ENE, gusts 2 mph4 km/h | 66% | 49% | 0 |
| Sun 3a | Partly cloudy | 35°2° (likely 31°−1° to 35°2°) | 32°0° | 0% | 3 mph5 km/h from ENE, gusts 2 mph4 km/h | 67% | 42% | 0 |
| Sun 4a | Partly cloudy | 33°1° (likely 30°−1° to 34°1°) | 33°1° | 0% | 2 mph3 km/h from ENE, gusts 3 mph4 km/h | 72% | 32% | 0 |
| Sun 5a | Clear | 31°−1° (likely 29°−2° to 33°1°) | 31°−1° | 0% | 2 mph3 km/h from ENE, gusts 3 mph5 km/h | 79% | 5% | 0 |
| Sun 6a | Clear | 31°−1° (likely 28°−2° to 33°1°) | 31°−1° | 5% | 2 mph3 km/h from E, gusts 3 mph5 km/h | 84% | 22% | 0 |
| Sun 7a | Mostly clear | 30°−1° (likely 28°−2° to 34°1°) | 30°−1° | 5% | 1 mph2 km/h from ENE, gusts 2 mph4 km/h | 86% | 17% | 0 |
| Sun 8a | Sunny | 31°−1° (likely 27°−3° to 35°2°) | 31°−1° | 5% | 1 mph2 km/h from NNW, gusts 3 mph4 km/h | 90% | 4% | 0 |
| Sun 9a | Sunny | 34°1° (likely 31°−1° to 38°3°) | 34°1° | 5% | 1 mph2 km/h from N, gusts 2 mph4 km/h | 80% | 6% | 1 |
| Sun 10a | Sunny | 38°3° (likely 37°3° to 41°5°) | 36°2° | 5% | 3 mph5 km/h from NNW, gusts 2 mph4 km/h | 74% | 8% | 1 |
| Sun 11a | Sunny | 41°5° (likely 41°5° to 45°7°) | 38°3° | 0% | 5 mph8 km/h from NNW, gusts 4 mph6 km/h | 67% | 9% | 2 |
| Sun 12p | Partly sunny | 44°7° (likely 44°7° to 48°9°) | 41°5° | 0% | 5 mph8 km/h from N, gusts 5 mph8 km/h | 60% | 47% | 4 |
| Sun 1p | Mostly cloudy | 47°8° (likely 46°8° to 51°11°) | 44°7° | 0% | 6 mph10 km/h from N, gusts 6 mph10 km/h | 55% | 52% | 4 |
| Sun 2p | Mostly cloudy | 49°9° (likely 47°8° to 53°12°) | 46°8° | 0% | 7 mph11 km/h from N, gusts 7 mph11 km/h | 53% | 62% | 4 |
| Sun 3p | Partly sunny | 49°9° (likely 48°9° to 54°12°) | 46°8° | 0% | 8 mph13 km/h from NE, gusts 9 mph14 km/h | 51% | 65% | 3 |
| Sun 4p | Partly sunny | 50°10° (likely 48°9° to 54°12°) | 47°8° | 10% | 8 mph13 km/h from NNE, gusts 13 mph20 km/h | 53% | 53% | 2 |
| Sun 5p | Partly sunny | 49°9° (likely 47°8° to 51°11°) | 45°7° | 10% | 9 mph14 km/h from NE, gusts 15 mph24 km/h | 56% | 82% | 1 |
| Sun 6p | Cloudy | 46°8° (likely 44°7° to 49°9°) | 41°5° | 20% | 10 mph16 km/h from ENE, gusts 16 mph26 km/h | 65% | 89% | 0 |
| Sun 7p | Cloudy | 44°7° (likely 42°6° to 47°8°) | 39°4° | 20% | 9 mph14 km/h from ENE, gusts 19 mph31 km/h | 78% | 91% | 0 |
| Sun 8p | Cloudy | 42°6° (likely 40°4° to 45°7°) | 37°3° | 20% | 8 mph13 km/h from ENE, gusts 19 mph31 km/h | 84% | 96% | 0 |
| Sun 9p | Cloudy | 40°4° (likely 39°4° to 44°7°) | 35°2° | 20% | 8 mph13 km/h from E, gusts 18 mph28 km/h | 85% | 95% | 0 |
| Sun 10p | Showers | 39°4° (likely 38°3° to 43°6°) | 34°1° | 20% | 7 mph11 km/h from E, gusts 15 mph25 km/h | 88% | 85% | 0 |
| Sun 11p | Cloudy | 38°3° (likely 38°3° to 42°6°) | 34°1° | 20% | 6 mph10 km/h from ENE, gusts 15 mph23 km/h | 92% | 97% | 0 |
| Mon 12a | Cloudy | 37°3° (likely 37°3° to 42°6°) | 33°1° | 20%, 0.01 in0.3 mm | 5 mph8 km/h from ENE, gusts 13 mph22 km/h | 94% | 97% | 0 |
| Mon 1a | Cloudy | 36°2° (likely 36°2° to 42°6°) | 32°0° | 20%, 0.01 in0.3 mm | 5 mph8 km/h from ENE, gusts 12 mph20 km/h | 95% | 93% | 0 |
| Mon 2a | Cloudy | 36°2° (likely 36°2° to 42°6°) | 33°1° | 20%, 0.01 in0.3 mm | 3 mph5 km/h from E, gusts 10 mph15 km/h | 96% | 95% | 0 |
| Mon 3a | Cloudy | 35°2° (likely 35°2° to 42°6°) | 32°0° | 20%, 0.01 in0.3 mm | 3 mph5 km/h from E, gusts 8 mph13 km/h | 96% | 97% | 0 |
| Mon 4a | Cloudy | 34°1° (likely 34°1° to 42°6°) | 31°−1° | 20%, 0.01 in0.3 mm | 3 mph5 km/h from E, gusts 5 mph8 km/h | 97% | 94% | 0 |
| Mon 5a | Cloudy | 33°1° (likely 33°1° to 42°6°) | 33°1° | 20%, 0.01 in0.3 mm | 2 mph3 km/h from ESE, gusts 4 mph6 km/h | 99% | 94% | 0 |
| Mon 6a | Cloudy | 33°1° (likely 33°1° to 42°6°) | 33°1° | 10% | 2 mph3 km/h from ESE, gusts 4 mph6 km/h | 100% | 98% | 0 |
| Mon 7a | Cloudy | 33°1° (likely 33°1° to 43°6°) | 33°1° | 10% | 2 mph3 km/h from SE, gusts 2 mph4 km/h | 100% | 98% | 0 |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 24. Cloudy. High 49°9°, low 29°−2°. Typical 56°13° / 28°−2°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 33°1°Dry
Afternoon
noon–6 PM
Partly sunny, 49°9°Dry
Evening
6 PM–midnight
Clear, 41°5°Dry
Overnight
midnight–6 AM
Partly cloudy, 31°−1°Dry
Official NWS forecast
Today: Partly sunny, with a high near 49. East northeast wind 10 to 14 mph, with gusts as high as 23 mph.
Tonight: Partly cloudy, with a low around 29. East northeast wind 2 to 13 mph, with gusts as high as 22 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 45°7°–49°9°
- Low, likely
- 29°−2°–36°2°
- Typical high / low
- 56°13° / 28°−2°
- Wind
- 15 mph23 km/h, gusts 25 mph40 km/h
- UV peak
- 4
Tomorrow, Oct 25. Cloudy. High 51°11°, low 32°0°. Typical 56°13° / 28°−2°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 31°−1°Dry
Afternoon
noon–6 PM
Partly sunny, 50°10°Dry
Evening
6 PM–midnight
Showers, 42°6°20% chance
Overnight
midnight–6 AM
Cloudy, 33°1°20% chance · 0.06 in1.5 mm
Official NWS forecast
Day: Mostly sunny, with a high near 51. North northeast wind 1 to 9 mph.
Night: A slight chance of rain showers before 3am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 32. East wind 2 to 10 mph. Chance of precipitation is 20%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 48°9°–54°12°
- Low, likely
- 27°−3°–33°1°
- Typical high / low
- 56°13° / 28°−2°
- Wind
- 15 mph25 km/h, gusts 23 mph37 km/h
- UV peak
- 4
Monday, Oct 26. Cloudy. High 55°13°, low 35°2°. Typical 55°13° / 28°−2°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 40°4°Dry
Afternoon
noon–6 PM
Sunny, 58°15°Dry
Evening
6 PM–midnight
Clear, 50°10°Dry
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 55. South wind 2 to 7 mph.
Night: Mostly clear, with a low around 35. South southeast wind 7 to 18 mph, with gusts as high as 28 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 55°13°–61°16°
- Low, likely
- 35°2°–41°5°
- Typical high / low
- 55°13° / 28°−2°
- Wind
- 17 mph28 km/h, gusts 29 mph47 km/h
- UV peak
- 4
Tuesday, Oct 27. Sunny. High 59°15°, low 33°1°. Typical 55°13° / 27°−3°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 47°8°Dry
Afternoon
noon–6 PM
Sunny, 54°12°Dry
Evening
6 PM–midnight
Partly cloudy, 47°8°Dry
Overnight
midnight–6 AM
Clear, 40°4°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 59. Southwest wind 21 to 33 mph, with gusts as high as 46 mph.
Night: Mostly clear, with a low around 33.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 51°11°–59°15°
- Low, likely
- 33°1°–46°8°
- Typical high / low
- 55°13° / 27°−3°
- Wind
- 36 mph57 km/h, gusts 54 mph87 km/h
- UV peak
- 4
Wednesday, Oct 28. Sunny. High 60°16°, low 35°2°. Typical 54°12° / 27°−3°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 40°5°Dry
Afternoon
noon–6 PM
Sunny, 58°14°Dry
Evening
6 PM–midnight
Clear, 48°9°Dry
Overnight
midnight–6 AM
Clear, 41°5°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 60.
Night: Mostly clear, with a low around 35.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 56°13°–60°16°
- Low, likely
- 35°2°–40°4°
- Typical high / low
- 54°12° / 27°−3°
- Wind
- 20 mph32 km/h, gusts 35 mph56 km/h
- UV peak
- 3
Thursday, Oct 29. Partly sunny. High 63°17°, low 37°3°. Typical 54°12° / 27°−3°. Dry. Mostly agree.
Morning
6 AM–noon
Partly sunny, 43°6°Dry
Afternoon
noon–6 PM
Mostly sunny, 65°18°Dry
Evening
6 PM–midnight
Cloudy, 53°12°Dry
Overnight
midnight–6 AM
Cloudy, 47°8°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 63.
Night: Partly cloudy, with a low around 37.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 62°17°–66°19°
- Low, likely
- 37°3°–43°6°
- Typical high / low
- 54°12° / 27°−3°
- Wind
- 19 mph31 km/h, gusts 35 mph57 km/h
- UV peak
- 4
Friday, Oct 30. Partly sunny. High 63°17°, low 37°3°. Typical 54°12° / 27°−3°. Dry. Forecasts differ.
Morning
6 AM–noon
Partly sunny, 48°9°Dry
Afternoon
noon–6 PM
Mostly sunny, 65°18°Dry
Evening
6 PM–midnight
Clear, 56°13°Dry
Overnight
midnight–6 AM
Cloudy, 47°9°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 63.
Night: A slight chance of rain showers. Partly cloudy, with a low around 37.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 59°15°–67°19°
- Low, likely
- 37°3°–48°9°
- Typical high / low
- 54°12° / 27°−3°
- Wind
- 22 mph35 km/h, gusts 43 mph69 km/h
- UV peak
- 4
Saturday, Oct 31. Drizzle. High 53°12°, low 39°4°. Typical 53°12° / 26°−3°. Rain 0.05 in1.3 mm, 10% chance. Forecasts differ.
Morning
6 AM–noon
Partly sunny, 48°9°Dry
Afternoon
noon–6 PM
Drizzle, 55°13°Dry
Evening
6 PM–midnight
Cloudy, 47°9°Dry
Overnight
midnight–6 AM
Partly cloudy, 34°1°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°–59°15°
- Low, likely
- 34°1°–46°8°
- Typical high / low
- 53°12° / 26°−3°
- Wind
- 20 mph32 km/h, gusts 28 mph45 km/h
- UV peak
- 3
Sunday, Nov 1. Cloudy. High 48°9°, low 34°1°. Typical 53°12° / 26°−3°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 36°2°Dry
Afternoon
noon–6 PM
Sunny, 49°10°Dry
Evening
6 PM–midnight
Clear, 40°4°Dry
Overnight
midnight–6 AM
Clear, 35°2°20% chance · 0.05 in1.4 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
- 44°7°–55°13°
- Low, likely
- 26°−3°–41°5°
- Typical high / low
- 53°12° / 26°−3°
- Wind
- 22 mph35 km/h, gusts 39 mph63 km/h
- UV peak
- 4
Monday, Nov 2. Cloudy. High 49°9°, low 36°2°. Typical 52°11° / 26°−3°. Rain 0.18 in4.6 mm, 30% chance. Forecasts differ.
Morning
6 AM–noon
Sunny, 40°4°30% chance · 0.06 in1.5 mm
Afternoon
noon–6 PM
Mostly sunny, 53°12°20% chance · 0.02 in0.6 mm
Evening
6 PM–midnight
Cloudy, 45°7°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
- 45°7°–59°15°
- Low, likely
- 32°0°–40°4°
- Typical high / low
- 52°11° / 26°−3°
- Wind
- 15 mph23 km/h, gusts 27 mph44 km/h
- UV peak
- 4
The outlook
Today
Dry, high 49°, low 29°.
Tomorrow
Dry, high 51°, low 32°.
Monday
Dry, high 55°, low 35°, warming up.
Rest of week
Mostly dry, highs 48–63°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (RIW) (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
Rivers
NOAA river gauges within 25 mi
Below flood stage
Bates Creek above Highway 487
18 mi- Level
- 1.8 ft
- Flow
- 6 cfs
Reading from Sat 7 AM · NWS gauge page
North Platte River below Gray Reef Reservoir
24 mi- Level
- 2.6 ft
- Flow
- 511 cfs
Reading from Sat 6:15 AM · NWS gauge page
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Heating this week
About 70% less heating than a typical week.
This week 50Typical 167
Heating degree days, base 65°F
Heat-pump hours, next 7 days
- h below 47°F
- 41
- 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 16 hours are near freezing and damp, when outdoor units defrost more often.
Comfort
Dry air outside (dew point 27°F).
Open the windows?
No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.
Is this typical?
Casper-Natrona County Airport · official normals 1991–2020 · records 1939–2026
Oct 24, today vs a typical year
Today’s expected high is 7°4° colder than typical.
- Normal high / low
- 56°13° / 28°−2°
- Forecast high / low
- 49°9° / 29°−2°
- Record high
- 77°25° in 1992
- Record low
- 10°−12° in 2020
Last 7 days vs normal
On average 11°6° warmer than normal (daily mean temperature).
- +13°+7°SunOct 18
- +6°+3°MonOct 19
- +13°+7°TueOct 20
- +10°+5°WedOct 21
- +15°+8°ThuOct 22
- +11°+6°FriOct 23
- —SatOct 24
Mills weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:30 AM, sunset 6:08 PM.
- Daylight
- 10 h 39 min
- Losing 2 min 44 s a day; shortest Dec 21, 1 h 38 min less
- Golden hour
- 5:29–6:26 PM
- Morning 7:12–8:09 AM
- Blue hour
- 6:26–6:37 PM
- Morning 7:01–7:12 AM; first light 7:01 AM
Stars tonight? Fair
Mostly clear 5–7:02 AM, but the moon is 99% lit and up.
Moon
Waxing gibbous
97% lit · growing
- Today
- sets 5:45 AM · rises 5:08 PM
- Full moon
- Oct 25
- New moon
- Nov 9
