Marias River near Shelby
15 mi- Level
- 2.9 ft
- Flow
- 428 cfs
Reading from Sat 1:30 AM · NWS gauge page
Appearance
Ends in 1 h 43 min
Issued for this forecast zone · National Weather Service Great Falls MT
With the rain and snowfall yesterday, patchy dense fog is developing over portions of North Central and Southwest MT.
Visibility is below a half mile in some areas.
Those traveling early this morning should be alert for quickly changing visibility conditions.
Reminder, reduce your driving speeds in areas of poor visibility.
Areas: East Glacier Park Region; Northern High Plains; Eastern Glacier, Western Toole, and Central Pondera; Eastern Toole and Liberty; Hill County; Northern Blaine County; Southern Rocky Mountain Front; Southern High Plains; Eastern Pondera and Eastern Teton; Western and Central Chouteau County; Bears Paw Mountains and Southern Blaine; Cascade County below 5000ft; Judith Basin County and Judith Gap; Fergus County below 4500ft; Upper Blackfoot and MacDonald Pass; Gates of the Mountains; Little Belt and Highwood Mountains; Snowy and Judith Mountains; Helena Valley; Big Belt, Bridger and Castle Mountains; Meagher County Valleys; Elkhorn and Boulder Mountains; Canyon Ferry Area; Missouri Headwaters; Madison River Valley; Gallatin Valley; Northwest Beaverhead County; Beaverhead and Western Madison below 6000ft; Ruby Mountains and Southern Beaverhead Mountains; Gallatin and Madison County Mountains and Centennial Mountains
See it on weather.gov (opens in a new tab)Model estimate for 3:00 AM MDT (no recent station report)
Clear and 25°−4°.
Today: low 24°−4° (likely 24°−4° to 31°−1°), high 41°5° (likely 40°4° to 46°8°).
Now 25°−4°
Clear · Feels like 17°−8°
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 3a | Clear | 25°−4° (likely 25°−4° to 32°0°) | 17°−8° | 0% | 7 mph11 km/h from W, gusts 10 mph16 km/h | 87% | 9% | 0 |
| Sat 4a | Mostly clear | 25°−4° (likely 25°−4° to 32°0°) | 18°−8° | 0% | 6 mph10 km/h from W, gusts 7 mph11 km/h | 89% | 12% | 0 |
| Sat 5a | Mostly clear | 24°−4° (likely 24°−4° to 32°0°) | 18°−8° | 0% | 5 mph8 km/h from W, gusts 6 mph9 km/h | 89% | 25% | 0 |
| Sat 6a | Partly cloudy | 24°−4° (likely 24°−4° to 32°0°) | 20°−7° | 0% | 3 mph5 km/h from W, gusts 5 mph9 km/h | 90% | 31% | 0 |
| Sat 7a | Partly cloudy | 24°−4° (likely 24°−4° to 32°0°) | 20°−7° | 0% | 3 mph5 km/h from WSW, gusts 6 mph9 km/h | 93% | 45% | 0 |
| Sat 8a | Sunny | 24°−4° (likely 24°−4° to 32°0°) | 24°−4° | 0% | 2 mph3 km/h from WSW, gusts 7 mph11 km/h | 91% | 30% | 0 |
| Sat 9a | Partly sunny | 26°−3° (likely 24°−4° to 32°0°) | 22°−6° | 0% | 3 mph5 km/h from SSW, gusts 10 mph16 km/h | 91% | 23% | 0 |
| Sat 10a | Partly sunny | 29°−2° (likely 29°−2° to 35°2°) | 25°−4° | 0% | 3 mph5 km/h from S, gusts 11 mph18 km/h | 87% | 24% | 1 |
| Sat 11a | Mostly sunny | 33°1° (likely 32°0° to 38°3°) | 29°−2° | 0% | 5 mph8 km/h from SSE, gusts 15 mph23 km/h | 81% | 15% | 2 |
| Sat 12p | Mostly sunny | 36°2° (likely 34°1° to 40°4°) | 31°−1° | 0% | 6 mph10 km/h from SSE, gusts 11 mph18 km/h | 74% | 18% | 3 |
| Sat 1p | Sunny | 38°3° (likely 36°2° to 42°6°) | 34°1° | 0% | 6 mph10 km/h from SSE, gusts 10 mph16 km/h | 69% | 13% | 3 |
| Sat 2p | Partly sunny | 39°4° (likely 37°3° to 44°7°) | 35°2° | 0% | 6 mph10 km/h from SE, gusts 9 mph15 km/h | 65% | 46% | 3 |
| Sat 3p | Mostly sunny | 40°4° (likely 39°4° to 45°7°) | 36°2° | 0% | 6 mph10 km/h from SE, gusts 9 mph15 km/h | 63% | 48% | 2 |
| Sat 4p | Partly sunny | 41°5° (likely 40°4° to 46°8°) | 37°3° | 0% | 6 mph10 km/h from SE, gusts 10 mph16 km/h | 62% | 46% | 1 |
| Sat 5p | Partly sunny | 39°4° (likely 39°4° to 45°7°) | 36°2° | 0% | 5 mph8 km/h from ESE, gusts 10 mph16 km/h | 65% | 24% | 1 |
| Sat 6p | Mostly clear | 37°3° (likely 37°3° to 41°5°) | 33°1° | 0% | 5 mph8 km/h from ESE, gusts 12 mph19 km/h | 74% | 40% | 0 |
| Sat 7p | Cloudy | 34°1° (likely 34°1° to 38°3°) | 30°−1° | 0% | 5 mph8 km/h from ESE, gusts 13 mph22 km/h | 82% | 88% | 0 |
| Sat 8p | Cloudy | 31°−1° (likely 31°−1° to 38°3°) | 26°−3° | 0% | 5 mph8 km/h from ESE, gusts 13 mph20 km/h | 85% | 92% | 0 |
| Sat 9p | Cloudy | 30°−1° (likely 30°−1° to 37°3°) | 24°−4° | 0% | 6 mph10 km/h from E, gusts 14 mph22 km/h | 86% | 91% | 0 |
| Sat 10p | Cloudy | 30°−1° (likely 30°−1° to 36°2°) | 24°−4° | 0% | 6 mph10 km/h from E, gusts 12 mph19 km/h | 84% | 87% | 0 |
| Sat 11p | Cloudy | 30°−1° (likely 30°−1° to 36°2°) | 24°−4° | 0% | 6 mph10 km/h from E, gusts 11 mph18 km/h | 82% | 82% | 0 |
| Sun 12a | Cloudy | 30°−1° (likely 30°−1° to 35°2°) | 24°−4° | 0% | 6 mph10 km/h from ENE, gusts 12 mph19 km/h | 81% | 81% | 0 |
| Sun 1a | Partly cloudy | 28°−2° (likely 28°−2° to 34°1°) | 22°−6° | 0% | 6 mph10 km/h from ENE, gusts 7 mph11 km/h | 82% | 58% | 0 |
| Sun 2a | Partly cloudy | 28°−2° (likely 28°−2° to 33°1°) | 22°−6° | 0% | 6 mph10 km/h from NE, gusts 9 mph15 km/h | 84% | 65% | 0 |
| Sun 3a | Mostly clear | 27°−3° (likely 27°−3° to 32°0°) | 20°−7° | 0% | 6 mph10 km/h from NE, gusts 12 mph19 km/h | 87% | 27% | 0 |
| Sun 4a | Clear | 26°−3° (likely 26°−3° to 31°−1°) | 19°−7° | 0% | 6 mph10 km/h from NE, gusts 13 mph21 km/h | 89% | 21% | 0 |
| Sun 5a | Mostly clear | 25°−4° (likely 25°−4° to 31°−1°) | 18°−8° | 0% | 6 mph10 km/h from NNE, gusts 13 mph20 km/h | 88% | 22% | 0 |
| Sun 6a | Clear | 24°−4° (likely 24°−4° to 31°−1°) | 17°−8° | 0% | 6 mph10 km/h from NE, gusts 13 mph21 km/h | 89% | 12% | 0 |
| Sun 7a | Clear | 23°−5° (likely 23°−5° to 30°−1°) | 16°−9° | 0% | 6 mph10 km/h from NE, gusts 13 mph21 km/h | 91% | 10% | 0 |
| Sun 8a | Mostly cloudy | 23°−5° (likely 23°−5° to 30°−1°) | 16°−9° | 0% | 6 mph10 km/h from NE, gusts 13 mph21 km/h | 90% | 43% | 0 |
| Sun 9a | Sunny | 25°−4° (likely 25°−4° to 30°−1°) | 16°−9° | 0% | 8 mph13 km/h from ENE, gusts 11 mph18 km/h | 88% | 37% | 0 |
| Sun 10a | Mostly cloudy | 29°−2° (likely 28°−2° to 31°−1°) | 21°−6° | 0% | 8 mph13 km/h from ENE, gusts 13 mph21 km/h | 84% | 57% | 1 |
| Sun 11a | Cloudy | 32°0° (likely 30°−1° to 33°1°) | 25°−4° | 0% | 8 mph13 km/h from ENE, gusts 13 mph21 km/h | 79% | 61% | 2 |
| Sun 12p | Cloudy | 34°1° (likely 32°0° to 35°2°) | 27°−3° | 0% | 9 mph14 km/h from E, gusts 12 mph20 km/h | 74% | 77% | 3 |
| Sun 1p | Cloudy | 36°2° (likely 34°1° to 37°3°) | 29°−2° | 0% | 9 mph14 km/h from E, gusts 13 mph20 km/h | 69% | 83% | 3 |
| Sun 2p | Cloudy | 37°3° (likely 35°2° to 39°4°) | 30°−1° | 0% | 9 mph14 km/h from E, gusts 12 mph20 km/h | 64% | 85% | 3 |
| Sun 3p | Cloudy | 38°3° (likely 36°2° to 40°4°) | 32°0° | 0% | 8 mph13 km/h from E, gusts 12 mph19 km/h | 62% | 78% | 3 |
| Sun 4p | Cloudy | 38°3° (likely 36°2° to 40°4°) | 32°0° | 0% | 8 mph13 km/h from E, gusts 13 mph21 km/h | 61% | 86% | 2 |
| Sun 5p | Cloudy | 39°4° (likely 36°2° to 40°4°) | 33°1° | 0% | 8 mph13 km/h from E, gusts 13 mph20 km/h | 64% | 87% | 1 |
| Sun 6p | Cloudy | 36°2° (likely 35°2° to 38°3°) | 33°1° | 0% | 3 mph5 km/h from E, gusts 10 mph15 km/h | 72% | 90% | 0 |
| Sun 7p | Cloudy | 32°0° (likely 32°0° to 36°2°) | 29°−2° | 0% | 3 mph5 km/h from E, gusts 7 mph11 km/h | 81% | 93% | 0 |
| Sun 8p | Cloudy | 29°−2° (likely 29°−2° to 35°2°) | 25°−4° | 0% | 3 mph5 km/h from E, gusts 7 mph12 km/h | 86% | 92% | 0 |
| Sun 9p | Cloudy | 28°−2° (likely 28°−2° to 33°1°) | 23°−5° | 0% | 5 mph8 km/h from ENE, gusts 6 mph10 km/h | 88% | 96% | 0 |
| Sun 10p | Cloudy | 27°−3° (likely 27°−3° to 32°0°) | 22°−6° | 0% | 5 mph8 km/h from ENE, gusts 6 mph10 km/h | 88% | 94% | 0 |
| Sun 11p | Cloudy | 27°−3° (likely 27°−3° to 32°0°) | 22°−6° | 0% | 5 mph8 km/h from ENE, gusts 6 mph10 km/h | 86% | 85% | 0 |
| Mon 12a | Cloudy | 27°−3° (likely 27°−3° to 31°−1°) | 22°−6° | 0% | 5 mph8 km/h from E, gusts 7 mph11 km/h | 85% | 87% | 0 |
| Mon 1a | Cloudy | 27°−3° (likely 27°−3° to 31°−1°) | 22°−6° | 0% | 5 mph8 km/h from E, gusts 7 mph11 km/h | 87% | 75% | 0 |
| Mon 2a | Mostly cloudy | 26°−3° (likely 26°−3° to 31°−1°) | 20°−7° | 0% | 5 mph8 km/h from E, gusts 7 mph11 km/h | 89% | 73% | 0 |
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Mostly sunny, with a high near 41. South wind 2 to 6 mph.
Tonight: Mostly clear, with a low around 24. West wind around 7 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
Official NWS forecast
Day: Partly sunny, with a high near 39. East northeast wind 6 to 9 mph.
Night: Mostly cloudy, with a low around 23. East 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: Partly sunny, with a high near 42. East southeast wind 3 to 8 mph.
Night: Mostly cloudy, with a low around 27. East southeast wind around 3 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, with a high near 47. Southwest wind 2 to 9 mph, with gusts as high as 18 mph.
Night: A slight chance of rain before midnight, then a slight chance of rain and snow. Mostly cloudy, with a low around 27.
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 snow before noon. Partly sunny, with a high near 41.
Night: A chance of snow. Mostly cloudy, with a low around 22. New snow accumulation of less than half an inch possible.
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 snow before noon. Mostly cloudy, with a high near 38.
Night: A chance of snow. Mostly cloudy, with a low around 22. Little or no snow accumulation expected.
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 snow before noon. Partly sunny, with a high near 41. Little or no snow accumulation expected.
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
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 41°, low 24°.
Dry, high 39°, low 23°.
Dry, high 42°, low 27°, warming up.
Mostly dry, highs 38–47°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (TFX) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Sat 1:30 AM · NWS gauge page
Reading from Sat 2 AM · NWS gauge page
Reading from Sat 1:15 AM · NWS gauge page
Sunrise 8:00 AM, sunset 6:20 PM.
Mostly clear 3:47–6 AM, but the moon is 96% lit and up.
Waxing gibbous
96% lit · growing