Yellowstone River near Sidney
22 mi- Level
- 2.5 ft
- Flow
- 5,440 cfs
Reading from Sat 10 PM · NWS gauge page
Appearance
Observed 11:20 PM MDT at KSDY
Clear and 28°−2°.
Today: low 23°−5° (likely 23°−5° to 34°1°), high 47°8° (likely 47°8° to 48°9°).
Now 28°−2°
Clear · Feels like 25°−4°
None rain starting around 7:15 AM.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 11p | Clear | 32°0° (likely 31°−1° to 35°2°) | 32°0° | 0% | 0 mph0 km/h, gusts 3 mph6 km/h | 67% | 0% | 0 |
| Sun 12a | Clear | 31°−1° (likely 29°−2° to 34°1°) | 31°−1° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 70% | 0% | 0 |
| Sun 1a | Clear | 30°−1° (likely 29°−2° to 33°1°) | 30°−1° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 69% | 0% | 0 |
| Sun 2a | Clear | 29°−2° (likely 28°−2° to 33°1°) | 29°−2° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 71% | 0% | 0 |
| Sun 3a | Clear | 29°−2° (likely 28°−2° to 32°0°) | 29°−2° | 0% | 1 mph2 km/h from ENE, gusts 5 mph8 km/h | 73% | 1% | 0 |
| Sun 4a | Clear | 27°−3° (likely 27°−3° to 32°0°) | 27°−3° | 0% | 2 mph3 km/h from ENE, gusts 5 mph9 km/h | 75% | 6% | 0 |
| Sun 5a | Clear | 26°−3° (likely 26°−3° to 32°0°) | 22°−6° | 0% | 3 mph5 km/h from ENE, gusts 7 mph11 km/h | 77% | 1% | 0 |
| Sun 6a | Clear | 25°−4° (likely 25°−4° to 32°0°) | 19°−7° | 0% | 5 mph8 km/h from ENE, gusts 10 mph16 km/h | 80% | 0% | 0 |
| Sun 7a | Clear | 24°−4° (likely 24°−4° to 31°−1°) | 17°−8° | 0% | 6 mph10 km/h from ENE, gusts 10 mph16 km/h | 81% | 0% | 0 |
| Sun 8a | Sunny | 26°−3° (likely 26°−3° to 31°−1°) | 18°−8° | 0% | 7 mph11 km/h from ENE, gusts 9 mph14 km/h | 82% | 0% | 0 |
| Sun 9a | Sunny | 29°−2° (likely 29°−2° to 34°1°) | 21°−6° | 0% | 8 mph13 km/h from E, gusts 14 mph23 km/h | 75% | 0% | 1 |
| Sun 10a | Sunny | 36°2° (likely 36°2° to 37°3°) | 29°−2° | 0% | 10 mph16 km/h from E, gusts 20 mph32 km/h | 64% | 2% | 1 |
| Sun 11a | Sunny | 39°4° (likely 39°4° to 40°4°) | 32°0° | 0% | 12 mph19 km/h from E, gusts 20 mph32 km/h | 57% | 3% | 2 |
| Sun 12p | Sunny | 42°6° (likely 41°5° to 43°6°) | 35°2° | 0% | 13 mph21 km/h from E, gusts 20 mph32 km/h | 51% | 1% | 3 |
| Sun 1p | Sunny | 44°7° (likely 43°6° to 46°8°) | 38°3° | 0% | 13 mph21 km/h from E, gusts 19 mph30 km/h | 48% | 0% | 3 |
| Sun 2p | Sunny | 45°7° (likely 45°7° to 47°8°) | 39°4° | 0% | 13 mph21 km/h from E, gusts 18 mph28 km/h | 45% | 0% | 3 |
| Sun 3p | Sunny | 46°8° (likely 46°8° to 47°8°) | 40°4° | 0% | 13 mph21 km/h from E, gusts 17 mph28 km/h | 43% | 0% | 3 |
| Sun 4p | Sunny | 47°8° (likely 46°8° to 47°8°) | 42°6° | 0% | 12 mph19 km/h from E, gusts 18 mph28 km/h | 43% | 0% | 2 |
| Sun 5p | Sunny | 45°7° (likely 44°7° to 46°8°) | 39°4° | 0% | 12 mph19 km/h from E, gusts 20 mph32 km/h | 45% | 0% | 1 |
| Sun 6p | Clear | 42°6° (likely 41°5° to 42°6°) | 36°2° | 0% | 10 mph16 km/h from E, gusts 16 mph26 km/h | 52% | 0% | 0 |
| Sun 7p | Clear | 39°4° (likely 39°4° to 40°4°) | 32°0° | 0% | 10 mph16 km/h from E, gusts 17 mph27 km/h | 60% | 0% | 0 |
| Sun 8p | Clear | 36°2° (likely 36°2° to 38°3°) | 29°−2° | 0% | 10 mph16 km/h from E, gusts 17 mph28 km/h | 64% | 0% | 0 |
| Sun 9p | Clear | 35°2° (likely 35°2° to 37°3°) | 27°−3° | 0% | 10 mph16 km/h from E, gusts 16 mph26 km/h | 66% | 0% | 0 |
| Sun 10p | Clear | 34°1° (likely 34°1° to 36°2°) | 26°−3° | 0% | 10 mph16 km/h from E, gusts 15 mph25 km/h | 68% | 0% | 0 |
| Sun 11p | Clear | 33°1° (likely 33°1° to 35°2°) | 25°−4° | 0% | 10 mph16 km/h from E, gusts 15 mph25 km/h | 69% | 0% | 0 |
| Mon 12a | Clear | 31°−1° (likely 31°−1° to 35°2°) | 24°−4° | 0% | 8 mph13 km/h from E, gusts 15 mph24 km/h | 73% | 6% | 0 |
| Mon 1a | Clear | 31°−1° (likely 31°−1° to 34°1°) | 24°−4° | 0% | 8 mph13 km/h from E, gusts 14 mph23 km/h | 73% | 20% | 0 |
| Mon 2a | Clear | 31°−1° (likely 30°−1° to 34°1°) | 24°−4° | 0% | 8 mph13 km/h from E, gusts 15 mph23 km/h | 74% | 29% | 0 |
| Mon 3a | Mostly cloudy | 29°−2° (likely 29°−2° to 34°1°) | 21°−6° | 0% | 8 mph13 km/h from E, gusts 15 mph24 km/h | 76% | 41% | 0 |
| Mon 4a | Mostly cloudy | 29°−2° (likely 29°−2° to 34°1°) | 21°−6° | 5% | 8 mph13 km/h from E, gusts 14 mph23 km/h | 76% | 43% | 0 |
| Mon 5a | Cloudy | 29°−2° (likely 29°−2° to 34°1°) | 21°−6° | 10% | 8 mph13 km/h from E, gusts 14 mph23 km/h | 76% | 60% | 0 |
| Mon 6a | Cloudy | 26°−3° (likely 26°−3° to 35°2°) | 17°−8° | 20%, 0.01 in0.3 mm | 9 mph14 km/h from E, gusts 14 mph23 km/h | 78% | 70% | 0 |
| Mon 7a | Snow | 28°−2° (likely 27°−3° to 35°2°) | 19°−7° | 20%, 0.01 in0.3 mm | 9 mph14 km/h from E, gusts 18 mph29 km/h | 79% | 71% | 0 |
| Mon 8a | Cloudy | 30°−1° (likely 30°−1° to 35°2°) | 22°−6° | 20%, 0.01 in0.3 mm | 9 mph14 km/h from E, gusts 18 mph30 km/h | 79% | 99% | 0 |
| Mon 9a | Cloudy | 32°0° (likely 32°0° to 36°2°) | 24°−4° | 20%, 0.01 in0.3 mm | 10 mph16 km/h from ESE, gusts 21 mph33 km/h | 77% | 99% | 1 |
| Mon 10a | Cloudy | 35°2° (likely 35°2° to 38°3°) | 27°−3° | 20%, 0.01 in0.3 mm | 10 mph16 km/h from ESE, gusts 22 mph36 km/h | 75% | 98% | 1 |
| Mon 11a | Cloudy | 38°3° (likely 37°3° to 40°4°) | 31°−1° | 20%, 0.01 in0.3 mm | 10 mph16 km/h from ESE, gusts 26 mph41 km/h | 72% | 90% | 2 |
| Mon 12p | Cloudy | 40°4° (likely 39°4° to 42°6°) | 32°0° | 5% | 15 mph24 km/h from ESE, gusts 25 mph41 km/h | 69% | 84% | 3 |
| Mon 1p | Cloudy | 41°5° (likely 40°4° to 43°6°) | 33°1° | 5% | 15 mph24 km/h from ESE, gusts 26 mph42 km/h | 66% | 98% | 3 |
| Mon 2p | Cloudy | 42°6° (likely 40°4° to 44°7°) | 34°1° | 5% | 15 mph24 km/h from ESE, gusts 27 mph44 km/h | 65% | 94% | 1 |
| Mon 3p | Cloudy | 42°6° (likely 41°5° to 44°7°) | 34°1° | 5% | 16 mph26 km/h from ESE, gusts 26 mph42 km/h | 64% | 92% | 1 |
| Mon 4p | Cloudy | 42°6° (likely 40°4° to 43°6°) | 34°1° | 5% | 16 mph26 km/h from ESE, gusts 27 mph43 km/h | 65% | 92% | 0 |
| Mon 5p | Cloudy | 41°5° (likely 40°4° to 42°6°) | 33°1° | 5% | 16 mph26 km/h from ESE, gusts 27 mph44 km/h | 67% | 93% | 0 |
| Mon 6p | Cloudy | 39°4° (likely 38°3° to 41°5°) | 31°−1° | 10% | 15 mph24 km/h from ESE, gusts 28 mph45 km/h | 70% | 97% | 0 |
| Mon 7p | Cloudy | 37°3° (likely 37°3° to 41°5°) | 28°−2° | 10% | 15 mph24 km/h from ESE, gusts 27 mph44 km/h | 74% | 98% | 0 |
| Mon 8p | Cloudy | 36°2° (likely 36°2° to 40°4°) | 27°−3° | 10% | 15 mph24 km/h from ESE, gusts 28 mph45 km/h | 78% | 96% | 0 |
| Mon 9p | Cloudy | 34°1° (likely 34°1° to 40°4°) | 24°−4° | 10% | 15 mph24 km/h from ESE, gusts 28 mph45 km/h | 82% | 95% | 0 |
| Mon 10p | Cloudy | 32°0° (likely 32°0° to 40°4°) | 22°−6° | 10% | 15 mph24 km/h from ESE, gusts 28 mph45 km/h | 86% | 91% | 0 |
Overnight
midnight–6 AM
Dry
Official NWS forecast
Tonight: Mostly clear, with a low around 23. Northeast wind 0 to 3 mph.
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
Official NWS forecast
Day: Sunny, with a high near 47. East wind 5 to 13 mph, with gusts as high as 21 mph.
Night: Mostly cloudy. Low around 25, with temperatures rising to around 29 overnight. East wind around 10 mph, with gusts as high as 18 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
20% chance · 0.06 in1.5 mm
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
20% chance
Overnight
midnight–6 AM
20% chance
Official NWS forecast
Day: A slight chance of snow before noon. Mostly cloudy, with a high near 43. East southeast wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Night: Mostly cloudy, with a low around 24. East southeast wind 12 to 15 mph, with gusts as high as 24 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
50% chance · 0.1 in0.4 cm
Evening
6 PM–midnight
60% chance · 0.01 in0.3 mm
Overnight
midnight–6 AM
50% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain after noon. Mostly cloudy, with a high near 43. East southeast wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Night: A chance of rain. Mostly cloudy, with a low around 27. South southwest wind around 9 mph. Chance of precipitation is 50%.
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: A chance of rain before noon. Partly sunny, with a high near 50. West wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Night: Partly cloudy, with a low around 24. Northwest wind around 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: Mostly sunny, with a high near 49. East northeast wind 2 to 10 mph, with gusts as high as 18 mph.
Night: Mostly cloudy, with a low around 27. East wind around 9 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
20% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 48.
Night: A slight chance of rain before 9pm, then a slight chance of rain and snow. Mostly cloudy, with a low around 28.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
30% chance · 0.02 in0.6 mm
Afternoon
noon–6 PM
20% chance · 0.14 in3.4 mm
Evening
6 PM–midnight
20% chance · 0.09 in2.3 mm
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain and snow. Partly sunny, with a high near 49.
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
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 47°, low 23°.
Dry, high 47°, low 25°.
Dry, high 43°, low 24°, cooling off.
Mostly dry, highs 43–51°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (GGW) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Sat 10 PM · NWS gauge page
Sunrise 7:30 AM, sunset 5:53 PM.
Clear 11:42 PM–7 AM, but the moon is 99% lit and up.
Waxing gibbous
99% lit · growing