Yellowstone River at Forsyth
11 mi- Level
- 1.7 ft
- Flow
- 5,180 cfs
Reading from Sat 10:45 AM · NWS gauge page
Appearance
Observed 11:35 AM MDT at KMLS
Sunny and 45°7°.
Today: low 28°−2° (likely 28°−2° to 35°2°), high 50°10° (likely 50°10° to 52°11°).
Now 45°7°
Sunny · Feels like 38°4°
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 11a | Sunny | 41°5° (likely 41°5° to 43°6°) | 36°2° | 0% | 8 mph13 km/h from W, gusts 15 mph23 km/h | 53% | 0% | 2 |
| Sat 12p | Sunny | 44°7° (likely 44°7° to 46°8°) | 40°4° | 0% | 7 mph11 km/h from W, gusts 11 mph18 km/h | 44% | 0% | 2 |
| Sat 1p | Sunny | 47°8° (likely 47°8° to 49°9°) | 44°7° | 0% | 6 mph10 km/h from W, gusts 8 mph13 km/h | 38% | 0% | 2 |
| Sat 2p | Sunny | 48°9° (likely 48°9° to 51°11°) | 46°8° | 0% | 6 mph10 km/h from W, gusts 7 mph12 km/h | 34% | 0% | 2 |
| Sat 3p | Sunny | 49°9° (likely 49°9° to 52°11°) | 48°9° | 0% | 5 mph8 km/h from W, gusts 10 mph15 km/h | 31% | 0% | 2 |
| Sat 4p | Sunny | 49°9° (likely 49°9° to 52°11°) | 48°9° | 0% | 5 mph8 km/h from SW, gusts 11 mph17 km/h | 31% | 0% | 1 |
| Sat 5p | Sunny | 50°10° (likely 49°9° to 52°11°) | 48°9° | 0% | 5 mph8 km/h from SE, gusts 11 mph18 km/h | 31% | 0% | 0 |
| Sat 6p | Clear | 46°8° (likely 45°7° to 47°8°) | 44°7° | 0% | 5 mph8 km/h from E, gusts 9 mph14 km/h | 36% | 0% | 0 |
| Sat 7p | Clear | 43°6° (likely 42°6° to 44°7°) | 39°4° | 0% | 6 mph10 km/h from ESE, gusts 9 mph14 km/h | 42% | 0% | 0 |
| Sat 8p | Clear | 41°5° (likely 39°4° to 43°6°) | 37°3° | 0% | 6 mph10 km/h from ESE, gusts 9 mph15 km/h | 46% | 0% | 0 |
| Sat 9p | Clear | 37°3° (likely 37°3° to 41°5°) | 32°0° | 0% | 7 mph11 km/h from ESE, gusts 9 mph15 km/h | 49% | 0% | 0 |
| Sat 10p | Clear | 36°2° (likely 35°2° to 40°4°) | 31°−1° | 0% | 6 mph10 km/h from ESE, gusts 8 mph13 km/h | 52% | 0% | 0 |
| Sat 11p | Clear | 35°2° (likely 34°1° to 39°4°) | 30°−1° | 0% | 6 mph10 km/h from ESE, gusts 6 mph10 km/h | 53% | 0% | 0 |
| Sun 12a | Clear | 33°1° (likely 32°0° to 38°3°) | 28°−2° | 0% | 6 mph10 km/h from E, gusts 6 mph10 km/h | 56% | 0% | 0 |
| Sun 1a | Clear | 32°0° (likely 31°−1° to 37°3°) | 26°−3° | 0% | 6 mph10 km/h from E, gusts 7 mph11 km/h | 57% | 0% | 0 |
| Sun 2a | Clear | 31°−1° (likely 30°−1° to 36°2°) | 25°−4° | 0% | 6 mph10 km/h from E, gusts 7 mph12 km/h | 59% | 0% | 0 |
| Sun 3a | Clear | 30°−1° (likely 29°−2° to 36°2°) | 24°−4° | 0% | 6 mph10 km/h from E, gusts 8 mph12 km/h | 59% | 0% | 0 |
| Sun 4a | Clear | 30°−1° (likely 28°−2° to 35°2°) | 24°−4° | 0% | 6 mph10 km/h from E, gusts 7 mph12 km/h | 62% | 0% | 0 |
| Sun 5a | Clear | 29°−2° (likely 27°−3° to 34°1°) | 23°−5° | 0% | 6 mph10 km/h from E, gusts 8 mph13 km/h | 64% | 0% | 0 |
| Sun 6a | Clear | 28°−2° (likely 26°−3° to 34°1°) | 21°−6° | 0% | 7 mph11 km/h from E, gusts 8 mph13 km/h | 65% | 0% | 0 |
| Sun 7a | Clear | 28°−2° (likely 26°−3° to 34°1°) | 21°−6° | 0% | 7 mph11 km/h from E, gusts 9 mph15 km/h | 66% | 0% | 0 |
| Sun 8a | Sunny | 28°−2° (likely 25°−4° to 35°2°) | 21°−6° | 0% | 7 mph11 km/h from E, gusts 11 mph17 km/h | 68% | 0% | 0 |
| Sun 9a | Sunny | 32°0° (likely 28°−2° to 38°3°) | 24°−4° | 0% | 9 mph14 km/h from E, gusts 11 mph18 km/h | 61% | 0% | 0 |
| Sun 10a | Sunny | 38°3° (likely 36°2° to 42°6°) | 32°0° | 0% | 9 mph14 km/h from E, gusts 12 mph20 km/h | 52% | 0% | 1 |
| Sun 11a | Sunny | 44°7° (likely 41°5° to 47°8°) | 39°4° | 0% | 9 mph14 km/h from E, gusts 17 mph27 km/h | 43% | 2% | 2 |
| Sun 12p | Mostly sunny | 48°9° (likely 46°8° to 51°11°) | 43°6° | 0% | 13 mph21 km/h from E, gusts 18 mph28 km/h | 37% | 14% | 3 |
| Sun 1p | Partly sunny | 51°11° (likely 49°9° to 54°12°) | 51°11° | 0% | 13 mph21 km/h from E, gusts 18 mph30 km/h | 34% | 28% | 4 |
| Sun 2p | Sunny | 52°11° (likely 51°11° to 56°13°) | 52°11° | 0% | 13 mph21 km/h from E, gusts 20 mph32 km/h | 34% | 9% | 4 |
| Sun 3p | Sunny | 51°11° (likely 51°11° to 56°13°) | 51°11° | 0% | 13 mph21 km/h from E, gusts 21 mph34 km/h | 32% | 24% | 3 |
| Sun 4p | Cloudy | 52°11° (likely 52°11° to 55°13°) | 52°11° | 0% | 13 mph21 km/h from E, gusts 22 mph35 km/h | 33% | 70% | 2 |
| Sun 5p | Partly sunny | 50°10° (likely 50°10° to 54°12°) | 46°8° | 0% | 13 mph21 km/h from E, gusts 20 mph32 km/h | 36% | 61% | 1 |
| Sun 6p | Clear | 48°9° (likely 46°8° to 52°11°) | 42°6° | 10% | 14 mph23 km/h from ESE, gusts 21 mph33 km/h | 45% | 46% | 0 |
| Sun 7p | Cloudy | 46°8° (likely 43°6° to 51°11°) | 39°4° | 10% | 14 mph23 km/h from ESE, gusts 20 mph32 km/h | 53% | 79% | 0 |
| Sun 8p | Cloudy | 42°6° (likely 41°5° to 49°9°) | 35°2° | 10% | 14 mph23 km/h from ESE, gusts 20 mph32 km/h | 60% | 79% | 0 |
| Sun 9p | Cloudy | 41°5° (likely 40°4° to 48°9°) | 33°1° | 10% | 15 mph24 km/h from ESE, gusts 19 mph31 km/h | 67% | 80% | 0 |
| Sun 10p | Cloudy | 39°4° (likely 39°4° to 46°8°) | 31°−1° | 10% | 15 mph24 km/h from ESE, gusts 19 mph31 km/h | 72% | 90% | 0 |
| Sun 11p | Cloudy | 38°3° (likely 38°3° to 45°7°) | 29°−2° | 10% | 15 mph24 km/h from ESE, gusts 19 mph31 km/h | 76% | 85% | 0 |
| Mon 12a | Cloudy | 37°3° (likely 37°3° to 43°6°) | 28°−2° | 30% | 14 mph23 km/h from ESE, gusts 19 mph31 km/h | 83% | 88% | 0 |
| Mon 1a | Cloudy | 37°3° (likely 37°3° to 43°6°) | 28°−2° | 30% | 14 mph23 km/h from ESE, gusts 20 mph32 km/h | 86% | 94% | 0 |
| Mon 2a | Showers | 36°2° (likely 36°2° to 43°6°) | 28°−2° | 30% | 14 mph23 km/h from ESE, gusts 19 mph30 km/h | 88% | 98% | 0 |
| Mon 3a | Cloudy | 36°2° (likely 36°2° to 43°6°) | 27°−3° | 30% | 13 mph21 km/h from ESE, gusts 19 mph30 km/h | 91% | 98% | 0 |
| Mon 4a | Showers | 35°2° (likely 35°2° to 42°6°) | 26°−3° | 30% | 13 mph21 km/h from ESE, gusts 20 mph32 km/h | 93% | 92% | 0 |
| Mon 5a | Showers | 34°1° (likely 34°1° to 42°6°) | 26°−3° | 30% | 13 mph21 km/h from ESE, gusts 19 mph31 km/h | 94% | 87% | 0 |
| Mon 6a | Mostly cloudy | 34°1° (likely 34°1° to 42°6°) | 26°−3° | 5% | 13 mph21 km/h from ESE, gusts 20 mph32 km/h | 94% | 89% | 0 |
| Mon 7a | Cloudy | 34°1° (likely 34°1° to 44°7°) | 26°−3° | 5% | 13 mph21 km/h from ESE, gusts 21 mph33 km/h | 95% | 90% | 0 |
| Mon 8a | Cloudy | 35°2° (likely 35°2° to 44°7°) | 26°−3° | 5% | 13 mph21 km/h from ESE, gusts 21 mph34 km/h | 95% | 96% | 0 |
| Mon 9a | Cloudy | 36°2° (likely 36°2° to 44°7°) | 28°−2° | 5% | 13 mph21 km/h from ESE, gusts 22 mph36 km/h | 93% | 99% | 0 |
| Mon 10a | Cloudy | 39°4° (likely 39°4° to 44°7°) | 31°−1° | 5% | 13 mph21 km/h from ESE, gusts 21 mph35 km/h | 87% | 92% | 1 |
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Sunny, with a high near 50. West southwest wind 5 to 8 mph.
Tonight: Mostly clear, with a low around 28. East wind around 7 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
30% chance
Official NWS forecast
Day: Mostly sunny. High near 52, with temperatures falling to around 50 in the afternoon. East wind 7 to 13 mph.
Night: A chance of rain showers after midnight. Mostly cloudy, with a low around 34. East southeast wind around 15 mph. Chance of precipitation is 30%.
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 cloudy. High near 48, with temperatures falling to around 46 in the afternoon. East southeast wind around 15 mph.
Night: Partly cloudy, with a low around 30. East southeast wind 13 to 16 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
40% chance · 0.12 in3.1 mm
Afternoon
noon–6 PM
50% chance · 0.5 in1.2 cm
Evening
6 PM–midnight
40% chance · 0.03 in0.6 mm
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers. Partly sunny. High near 49, with temperatures falling to around 47 in the afternoon. East wind around 10 mph. Chance of precipitation is 50%.
Night: A chance of rain showers. Mostly cloudy, with a low around 32. North northeast wind around 9 mph. Chance of precipitation is 40%.
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 slight chance of rain showers before noon. Mostly sunny. High near 52, with temperatures falling to around 49 in the afternoon. West northwest wind around 10 mph. Chance of precipitation is 20%.
Night: Partly cloudy, with a low around 28. North northeast wind around 6 mph.
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. High near 50, with temperatures falling to around 48 in the afternoon. Northeast wind 3 to 8 mph.
Night: Partly cloudy, with a low around 29. East northeast wind around 6 mph.
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. High near 50, with temperatures falling to around 48 in the afternoon. North northwest wind 2 to 6 mph.
Night: A slight chance of rain and snow showers after midnight. Mostly cloudy, with a low around 30. North northwest wind around 3 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
20% chance · 0.2 in0.6 cm
Afternoon
noon–6 PM
20% chance · 0.1 in0.3 cm
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
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.
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 50°, low 28°.
Dry, high 52°, low 34°.
Dry, high 48°, low 30°, cooling off.
Highs 44–53°; chance of precipitation on Tuesday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (BYZ) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Sat 10:45 AM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 69% 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 11 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 25°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 8°4° warmer than normal (daily mean temperature).
Rosebud weather by month: normals, records, snow and freeze dates
Sunrise 7:35 AM, sunset 6:03 PM.
Clear 6:34 PM–7:06 AM, but the moon is 99% lit and up.
Waxing gibbous
97% lit · growing