Vermillion River at Lake Thompson
12 mi- Level
- 1687 ft
Reading from Sat 6 AM · NWS gauge page
Appearance
Observed 7:50 AM CDT at KHON
Windy and 52°11°, 9°5° warmer than a typical Oct 24, rain ~9–11 AM (45%).
Today: low 38°3° (likely 38°3° to 47°8°), high 61°16° (likely 61°16° to 67°19°).
Now 52°11°
Windy
None rain starting around 6:15 AM.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 8a | Cloudy | 59°15° (likely 57°14° to 59°15°) | 59°15° | 40%, 0.01 in0.3 mm | 15 mph24 km/h from W, gusts 29 mph46 km/h | 70% | 69% | 0 |
| Sat 9a | Showers | 53°12° (likely 52°11° to 55°13°) | 53°12° | 40%, 0.01 in0.3 mm | 20 mph32 km/h from NW, gusts 32 mph52 km/h | 75% | 94% | 0 |
| Sat 10a | Showers | 51°11° (likely 50°10° to 53°12°) | 51°11° | 50%, 0.01 in0.3 mm | 20 mph32 km/h from NW, gusts 32 mph52 km/h | 75% | 100% | 1 |
| Sat 11a | Showers | 51°11° (likely 49°9° to 52°11°) | 51°11° | 40%, 0.01 in0.3 mm | 20 mph32 km/h from NW, gusts 28 mph45 km/h | 72% | 100% | 1 |
| Sat 12p | Showers | 52°11° (likely 48°9° to 52°11°) | 52°11° | 40%, 0.01 in0.3 mm | 20 mph32 km/h from NW, gusts 27 mph43 km/h | 67% | 100% | 2 |
| Sat 1p | Showers | 52°11° (likely 48°9° to 52°11°) | 52°11° | 30% | 15 mph24 km/h from NW, gusts 21 mph33 km/h | 60% | 99% | 3 |
| Sat 2p | Cloudy | 53°12° (likely 48°9° to 53°12°) | 53°12° | 20% | 15 mph24 km/h from NW, gusts 21 mph34 km/h | 59% | 99% | 3 |
| Sat 3p | Cloudy | 53°12° (likely 49°9° to 53°12°) | 53°12° | 10% | 15 mph24 km/h from NNW, gusts 17 mph28 km/h | 56% | 96% | 2 |
| Sat 4p | Cloudy | 53°12° (likely 50°10° to 54°12°) | 53°12° | 10% | 15 mph24 km/h from NNW, gusts 16 mph25 km/h | 54% | 86% | 1 |
| Sat 5p | Cloudy | 53°12° (likely 50°10° to 54°12°) | 53°12° | 10% | 10 mph16 km/h from NNW, gusts 15 mph23 km/h | 55% | 97% | 1 |
| Sat 6p | Cloudy | 51°11° (likely 49°9° to 53°12°) | 51°11° | 10% | 10 mph16 km/h from NNW, gusts 13 mph21 km/h | 56% | 92% | 0 |
| Sat 7p | Cloudy | 50°10° (likely 48°9° to 51°11°) | 47°8° | 5% | 5 mph8 km/h from NNW, gusts 10 mph16 km/h | 59% | 88% | 0 |
| Sat 8p | Cloudy | 48°9° (likely 47°8° to 50°10°) | 46°8° | 5% | 5 mph8 km/h from NNW, gusts 10 mph16 km/h | 60% | 82% | 0 |
| Sat 9p | Cloudy | 47°8° (likely 46°8° to 48°9°) | 45°7° | 0% | 5 mph8 km/h from NNW, gusts 8 mph13 km/h | 62% | 83% | 0 |
| Sat 10p | Cloudy | 47°8° (likely 44°7° to 48°9°) | 45°7° | 0% | 5 mph8 km/h from N, gusts 8 mph13 km/h | 60% | 86% | 0 |
| Sat 11p | Cloudy | 46°8° (likely 43°6° to 47°8°) | 44°7° | 0% | 5 mph8 km/h from N, gusts 9 mph14 km/h | 58% | 81% | 0 |
| Sun 12a | Mostly cloudy | 45°7° (likely 41°5° to 46°8°) | 43°6° | 0% | 5 mph8 km/h from N, gusts 8 mph12 km/h | 58% | 53% | 0 |
| Sun 1a | Cloudy | 44°7° (likely 40°4° to 46°8°) | 41°5° | 0%, 0.01 in0.3 mm | 5 mph8 km/h from N, gusts 10 mph16 km/h | 60% | 57% | 0 |
| Sun 2a | Cloudy | 44°7° (likely 39°4° to 46°8°) | 41°5° | 0%, 0.01 in0.3 mm | 5 mph8 km/h from NNE, gusts 11 mph18 km/h | 60% | 55% | 0 |
| Sun 3a | Cloudy | 44°7° (likely 38°3° to 46°8°) | 41°5° | 5%, 0.01 in0.3 mm | 5 mph8 km/h from NE, gusts 11 mph17 km/h | 60% | 61% | 0 |
| Sun 4a | Cloudy | 43°6° (likely 38°3° to 45°7°) | 39°4° | 10%, 0.01 in0.3 mm | 5 mph8 km/h from NE, gusts 11 mph18 km/h | 60% | 93% | 0 |
| Sun 5a | Cloudy | 42°6° (likely 37°3° to 45°7°) | 38°3° | 10%, 0.01 in0.3 mm | 5 mph8 km/h from ENE, gusts 10 mph16 km/h | 62% | 100% | 0 |
| Sun 6a | Cloudy | 41°5° (likely 38°3° to 45°7°) | 36°2° | 30%, 0.01 in0.3 mm | 5 mph8 km/h from ENE, gusts 10 mph16 km/h | 65% | 100% | 0 |
| Sun 7a | Cloudy | 41°5° (likely 39°4° to 45°7°) | 36°2° | 50%, 0.05 in1.3 mm | 10 mph16 km/h from ENE, gusts 12 mph20 km/h | 59% | 100% | 0 |
| Sun 8a | Cloudy | 39°4° (likely 39°4° to 45°7°) | 33°1° | 60%, 0.05 in1.3 mm | 10 mph16 km/h from ENE, gusts 12 mph19 km/h | 67% | 100% | 0 |
| Sun 9a | Cloudy | 42°6° (likely 41°5° to 46°8°) | 37°3° | 60%, 0.05 in1.3 mm | 10 mph16 km/h from ENE, gusts 13 mph21 km/h | 62% | 100% | 0 |
| Sun 10a | Cloudy | 45°7° (likely 42°6° to 46°8°) | 40°4° | 70%, 0.05 in1.3 mm | 10 mph16 km/h from ENE, gusts 16 mph26 km/h | 65% | 100% | 0 |
| Sun 11a | Cloudy | 46°8° (likely 43°6° to 47°8°) | 41°5° | 70%, 0.05 in1.3 mm | 10 mph16 km/h from ENE, gusts 17 mph27 km/h | 63% | 100% | 1 |
| Sun 12p | Drizzle | 46°8° (likely 43°6° to 47°8°) | 41°5° | 70%, 0.05 in1.3 mm | 10 mph16 km/h from ENE, gusts 17 mph28 km/h | 63% | 100% | 0 |
| Sun 1p | Showers | 46°8° (likely 43°6° to 47°8°) | 41°5° | 60%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 16 mph25 km/h | 63% | 100% | 0 |
| Sun 2p | Showers | 46°8° (likely 43°6° to 47°8°) | 41°5° | 60%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 17 mph27 km/h | 65% | 100% | 0 |
| Sun 3p | Showers | 46°8° (likely 43°6° to 47°8°) | 41°5° | 60%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 18 mph28 km/h | 65% | 100% | 0 |
| Sun 4p | Cloudy | 46°8° (likely 43°6° to 46°8°) | 41°5° | 60%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 19 mph30 km/h | 65% | 100% | 0 |
| Sun 5p | Cloudy | 46°8° (likely 43°6° to 46°8°) | 41°5° | 60%, 0.07 in1.8 mm | 10 mph16 km/h from NE, gusts 20 mph33 km/h | 65% | 100% | 0 |
| Sun 6p | Cloudy | 47°8° (likely 42°6° to 47°8°) | 42°6° | 50%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 20 mph32 km/h | 65% | 100% | 0 |
| Sun 7p | Cloudy | 44°7° (likely 40°4° to 44°7°) | 38°3° | 80%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 20 mph32 km/h | 73% | 100% | 0 |
| Sun 8p | Drizzle | 43°6° (likely 40°4° to 43°6°) | 37°3° | 80%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 22 mph36 km/h | 73% | 100% | 0 |
| Sun 9p | Cloudy | 42°6° (likely 40°4° to 43°6°) | 36°2° | 80%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 22 mph36 km/h | 76% | 100% | 0 |
| Sun 10p | Rain | 41°5° (likely 40°4° to 42°6°) | 34°1° | 80%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 25 mph40 km/h | 82% | 100% | 0 |
| Sun 11p | Drizzle | 40°4° (likely 40°4° to 42°6°) | 33°1° | 80%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 23 mph37 km/h | 85% | 100% | 0 |
| Mon 12a | Showers | 40°4° (likely 40°4° to 42°6°) | 33°1° | 80%, 0.07 in1.8 mm | 10 mph16 km/h from ENE, gusts 22 mph36 km/h | 85% | 100% | 0 |
| Mon 1a | Drizzle | 40°4° (likely 40°4° to 42°6°) | 33°1° | 90%, 0.16 in4.1 mm | 15 mph24 km/h from ENE, gusts 24 mph39 km/h | 85% | 100% | 0 |
| Mon 2a | Drizzle | 40°4° (likely 40°4° to 43°6°) | 32°0° | 90%, 0.16 in4.1 mm | 15 mph24 km/h from ENE, gusts 26 mph43 km/h | 85% | 100% | 0 |
| Mon 3a | Drizzle | 39°4° (likely 39°4° to 42°6°) | 31°−1° | 90%, 0.16 in4.1 mm | 15 mph24 km/h from ENE, gusts 27 mph43 km/h | 89% | 100% | 0 |
| Mon 4a | Drizzle | 39°4° (likely 39°4° to 42°6°) | 30°−1° | 90%, 0.16 in4.1 mm | 15 mph24 km/h from ENE, gusts 27 mph43 km/h | 89% | 100% | 0 |
| Mon 5a | Drizzle | 37°3° (likely 37°3° to 42°6°) | 27°−3° | 90%, 0.16 in4.1 mm | 15 mph24 km/h from ENE, gusts 28 mph44 km/h | 96% | 100% | 0 |
| Mon 6a | Showers | 36°2° (likely 36°2° to 42°6°) | 26°−3° | 90%, 0.16 in4.1 mm | 15 mph24 km/h from ENE, gusts 28 mph46 km/h | 100% | 100% | 0 |
| Mon 7a | Showers | 35°2° (likely 35°2° to 42°6°) | 24°−4° | 90%, 0.32 in8.1 mm | 20 mph32 km/h from ENE, gusts 29 mph46 km/h | 100% | 100% | 0 |
Morning
6 AM–noon
50% chance · 0.04 in1 mm
Afternoon
noon–6 PM
40% chance · 0.01 in0.3 mm
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Scattered rain showers before 3pm. Mostly cloudy. High near 61, with temperatures falling to around 53 in the afternoon. Northwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Tonight: Mostly cloudy. Low around 38, with temperatures rising to around 42 overnight. North northeast wind 5 to 10 mph. New rainfall amounts less than a tenth of an inch possible.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
70% chance · 0.26 in6.6 mm
Afternoon
noon–6 PM
70% chance · 0.4 in10 mm
Evening
6 PM–midnight
80% chance · 0.42 in11 mm
Overnight
midnight–6 AM
90% chance · 0.87 in22 mm
Official NWS forecast
Day: Rain showers likely. Cloudy, with a high near 48. East northeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Night: Rain showers. Cloudy. Low around 34, with temperatures rising to around 37 overnight. East northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
100% chance · 0.77 in19 mm
Afternoon
noon–6 PM
100% chance · 0.41 in10 mm
Evening
6 PM–midnight
90% chance · 0.24 in6.1 mm
Overnight
midnight–6 AM
90% chance · 0.08 in2.1 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain showers. Cloudy, with a high near 45. East northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Night: Rain showers. Cloudy, with a low around 35. East southeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
40% chance
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
30% chance · 0.08 in2.1 mm
Overnight
midnight–6 AM
30% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain showers likely. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Night: A chance of rain showers. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
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 chance of rain showers before 7am. Mostly sunny, with a high near 58. Chance of precipitation is 50%.
Night: Mostly clear, with a low around 36.
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 58.
Night: Partly cloudy, with a low around 41.
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
20% chance · 0.09 in2.3 mm
Overnight
midnight–6 AM
30% chance · 0.08 in2.1 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers after 7am. Partly sunny, with a high near 58.
Night: A chance of rain showers. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
30% chance
Afternoon
noon–6 PM
40% chance · 0.05 in1.1 mm
Evening
6 PM–midnight
40% chance · 0.03 in0.8 mm
Overnight
midnight–6 AM
30% chance · 0.02 in0.5 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.
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
20% chance · 0.07 in1.8 mm
Evening
6 PM–midnight
30% chance · 0.05 in1.1 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.
45% chance of rain, high 61°, low 38°.
74% chance of rain, high 48°, low 34°, cooling off.
92% chance of rain, high 45°, low 35°, cooling off.
Highs 53–62°; chance of precipitation on Tuesday, Saturday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (FSD) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Sat 6 AM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 77% 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 10 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 43°F).
No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.
Today’s expected high is 9°5° warmer than typical.
On average 10°5° warmer than normal (daily mean temperature).
De Smet weather by month: normals, records, snow and freeze dates
Sunrise 7:56 AM, sunset 6:31 PM.
Clouds most of the night (about 80% cover).
Waxing gibbous
97% lit · growing