Big Sioux River above Flandreau
2.3 mi- Level
- 1530 ft
- Flow
- 56 cfs
Reading from Sat 12 PM · NWS gauge page
Appearance
Observed 11:55 AM CDT at KPQN
Overcast and 54°12°, 8°4° warmer than a typical Oct 24, rain ~2–6 PM (68%).
Today: low 41°5° (likely 41°5° to 49°9°), high 62°17° (likely 62°17° to 66°19°).
Now 54°12°
Cloudy
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 1p | Cloudy | 57°14° (likely 52°11° to 57°14°) | 57°14° | 80%, 0.02 in0.5 mm | 15 mph24 km/h from NNW, gusts 22 mph35 km/h | 64% | 99% | 3 |
| Sat 2p | Drizzle | 59°15° (likely 50°10° to 59°15°) | 59°15° | 70%, 0.02 in0.5 mm | 15 mph24 km/h from NNW, gusts 21 mph34 km/h | 55% | 100% | 3 |
| Sat 3p | Cloudy | 56°13° (likely 49°9° to 56°13°) | 56°13° | 70%, 0.02 in0.5 mm | 15 mph24 km/h from NNW, gusts 18 mph29 km/h | 57% | 100% | 2 |
| Sat 4p | Drizzle | 55°13° (likely 49°9° to 55°13°) | 55°13° | 60%, 0.02 in0.5 mm | 10 mph16 km/h from N, gusts 18 mph29 km/h | 60% | 99% | 1 |
| Sat 5p | Cloudy | 55°13° (likely 48°9° to 55°13°) | 55°13° | 50%, 0.02 in0.5 mm | 10 mph16 km/h from N, gusts 16 mph26 km/h | 58% | 100% | 0 |
| Sat 6p | Drizzle | 53°12° (likely 46°8° to 53°12°) | 53°12° | 40%, 0.02 in0.5 mm | 10 mph16 km/h from N, gusts 16 mph25 km/h | 60% | 100% | 0 |
| Sat 7p | Drizzle | 51°11° (likely 46°8° to 51°11°) | 49°9° | 30%, 0.01 in0.3 mm | 5 mph8 km/h from N, gusts 11 mph17 km/h | 66% | 99% | 0 |
| Sat 8p | Drizzle | 49°9° (likely 46°8° to 50°10°) | 47°8° | 30%, 0.01 in0.3 mm | 5 mph8 km/h from N, gusts 10 mph16 km/h | 71% | 98% | 0 |
| Sat 9p | Showers | 48°9° (likely 46°8° to 50°10°) | 46°8° | 30%, 0.01 in0.3 mm | 5 mph8 km/h from N, gusts 8 mph12 km/h | 70% | 100% | 0 |
| Sat 10p | Cloudy | 47°8° (likely 46°8° to 50°10°) | 46°8° | 20%, 0.01 in0.3 mm | 5 mph8 km/h from N, gusts 6 mph10 km/h | 73% | 100% | 0 |
| Sat 11p | Drizzle | 46°8° (likely 46°8° to 49°9°) | 45°7° | 20%, 0.01 in0.3 mm | 5 mph8 km/h from N, gusts 5 mph8 km/h | 75% | 100% | 0 |
| Sun 12a | Drizzle | 46°8° (likely 46°8° to 49°9°) | 44°7° | 30%, 0.01 in0.3 mm | 5 mph8 km/h from NNE, gusts 3 mph5 km/h | 77% | 97% | 0 |
| Sun 1a | Drizzle | 45°7° (likely 45°7° to 48°9°) | 42°6° | 20%, 0.01 in0.3 mm | 5 mph8 km/h from NNE, gusts 7 mph11 km/h | 77% | 99% | 0 |
| Sun 2a | Cloudy | 45°7° (likely 45°7° to 48°9°) | 43°6° | 20%, 0.01 in0.3 mm | 5 mph8 km/h from NNE, gusts 8 mph13 km/h | 76% | 100% | 0 |
| Sun 3a | Cloudy | 44°7° (likely 44°7° to 47°8°) | 41°5° | 30%, 0.01 in0.3 mm | 5 mph8 km/h from NE, gusts 12 mph19 km/h | 76% | 100% | 0 |
| Sun 4a | Showers | 43°6° (likely 43°6° to 47°8°) | 40°4° | 30%, 0.01 in0.3 mm | 5 mph8 km/h from NE, gusts 15 mph23 km/h | 78% | 100% | 0 |
| Sun 5a | Cloudy | 43°6° (likely 43°6° to 48°9°) | 40°4° | 50%, 0.01 in0.3 mm | 5 mph8 km/h from NE, gusts 13 mph22 km/h | 75% | 98% | 0 |
| Sun 6a | Cloudy | 42°6° (likely 42°6° to 46°8°) | 38°3° | 50%, 0.01 in0.3 mm | 5 mph8 km/h from ENE, gusts 15 mph25 km/h | 79% | 100% | 0 |
| Sun 7a | Showers | 42°6° (likely 42°6° to 46°8°) | 38°3° | 90%, 0.02 in0.5 mm | 5 mph8 km/h from NE, gusts 16 mph25 km/h | 78% | 100% | 0 |
| Sun 8a | Cloudy | 42°6° (likely 42°6° to 46°8°) | 37°3° | 80%, 0.02 in0.5 mm | 5 mph8 km/h from ENE, gusts 15 mph24 km/h | 80% | 100% | 0 |
| Sun 9a | Cloudy | 41°5° (likely 41°5° to 47°8°) | 37°3° | 70%, 0.02 in0.5 mm | 5 mph8 km/h from ENE, gusts 16 mph26 km/h | 84% | 100% | 0 |
| Sun 10a | Drizzle | 45°7° (likely 43°6° to 47°8°) | 41°5° | 70%, 0.02 in0.5 mm | 10 mph16 km/h from NE, gusts 14 mph23 km/h | 76% | 100% | 0 |
| Sun 11a | Cloudy | 46°8° (likely 43°6° to 48°9°) | 41°5° | 70%, 0.02 in0.5 mm | 10 mph16 km/h from NE, gusts 14 mph22 km/h | 76% | 100% | 0 |
| Sun 12p | Showers | 47°8° (likely 43°6° to 49°9°) | 43°6° | 70%, 0.02 in0.5 mm | 10 mph16 km/h from NE, gusts 18 mph29 km/h | 70% | 100% | 0 |
| Sun 1p | Drizzle | 47°8° (likely 43°6° to 49°9°) | 43°6° | 60%, 0.01 in0.3 mm | 10 mph16 km/h from NE, gusts 18 mph28 km/h | 67% | 100% | 0 |
| Sun 2p | Cloudy | 48°9° (likely 43°6° to 49°9°) | 44°7° | 40%, 0.01 in0.3 mm | 10 mph16 km/h from NE, gusts 19 mph31 km/h | 65% | 100% | 0 |
| Sun 3p | Cloudy | 49°9° (likely 43°6° to 49°9°) | 44°7° | 30%, 0.01 in0.3 mm | 10 mph16 km/h from NE, gusts 21 mph34 km/h | 61% | 100% | 0 |
| Sun 4p | Cloudy | 47°8° (likely 43°6° to 48°9°) | 43°6° | 30%, 0.01 in0.3 mm | 10 mph16 km/h from NE, gusts 21 mph34 km/h | 64% | 100% | 0 |
| Sun 5p | Cloudy | 47°8° (likely 42°6° to 48°9°) | 43°6° | 40%, 0.01 in0.3 mm | 10 mph16 km/h from NE, gusts 23 mph37 km/h | 64% | 100% | 0 |
| Sun 6p | Showers | 47°8° (likely 42°6° to 47°8°) | 42°6° | 30%, 0.01 in0.3 mm | 10 mph16 km/h from NE, gusts 20 mph32 km/h | 64% | 100% | 0 |
| Sun 7p | Cloudy | 45°7° (likely 42°6° to 47°8°) | 40°4° | 20%, 0.03 in0.8 mm | 10 mph16 km/h from NE, gusts 19 mph30 km/h | 70% | 100% | 0 |
| Sun 8p | Cloudy | 44°7° (likely 42°6° to 46°8°) | 38°3° | 20%, 0.03 in0.8 mm | 10 mph16 km/h from NE, gusts 19 mph31 km/h | 73% | 100% | 0 |
| Sun 9p | Cloudy | 43°6° (likely 42°6° to 46°8°) | 37°3° | 20%, 0.03 in0.8 mm | 10 mph16 km/h from NE, gusts 22 mph36 km/h | 76% | 100% | 0 |
| Sun 10p | Cloudy | 43°6° (likely 41°5° to 45°7°) | 37°3° | 40%, 0.03 in0.8 mm | 10 mph16 km/h from NE, gusts 24 mph38 km/h | 76% | 100% | 0 |
| Sun 11p | Showers | 42°6° (likely 41°5° to 45°7°) | 36°2° | 60%, 0.03 in0.8 mm | 10 mph16 km/h from NE, gusts 24 mph38 km/h | 79% | 100% | 0 |
| Mon 12a | Drizzle | 41°5° (likely 41°5° to 44°7°) | 35°2° | 40%, 0.03 in0.8 mm | 10 mph16 km/h from NE, gusts 22 mph36 km/h | 86% | 100% | 0 |
| Mon 1a | Drizzle | 41°5° (likely 41°5° to 43°6°) | 35°2° | 90%, 0.22 in5.6 mm | 10 mph16 km/h from NE, gusts 22 mph35 km/h | 86% | 100% | 0 |
| Mon 2a | Rain | 41°5° (likely 41°5° to 43°6°) | 34°1° | 90%, 0.22 in5.6 mm | 10 mph16 km/h from ENE, gusts 24 mph39 km/h | 89% | 100% | 0 |
| Mon 3a | Drizzle | 40°4° (likely 40°4° to 43°6°) | 33°1° | 80%, 0.22 in5.6 mm | 15 mph24 km/h from ENE, gusts 23 mph37 km/h | 92% | 100% | 0 |
| Mon 4a | Drizzle | 40°4° (likely 40°4° to 43°6°) | 33°1° | 90%, 0.22 in5.6 mm | 15 mph24 km/h from ENE, gusts 24 mph38 km/h | 92% | 100% | 0 |
| Mon 5a | Rain | 38°3° (likely 38°3° to 43°6°) | 30°−1° | 90%, 0.22 in5.6 mm | 15 mph24 km/h from ENE, gusts 24 mph39 km/h | 99% | 100% | 0 |
| Mon 6a | Rain | 38°3° (likely 38°3° to 43°6°) | 30°−1° | 90%, 0.22 in5.6 mm | 15 mph24 km/h from ENE, gusts 26 mph41 km/h | 99% | 100% | 0 |
| Mon 7a | Rain | 38°3° (likely 38°3° to 43°6°) | 29°−2° | 90%, 0.27 in6.9 mm | 15 mph24 km/h from ENE, gusts 27 mph43 km/h | 99% | 100% | 0 |
| Mon 8a | Rain | 37°3° (likely 37°3° to 43°6°) | 27°−3° | 90%, 0.27 in6.9 mm | 15 mph24 km/h from ENE, gusts 29 mph46 km/h | 100% | 100% | 0 |
| Mon 9a | Rain | 38°3° (likely 38°3° to 43°6°) | 29°−2° | 90%, 0.27 in6.9 mm | 15 mph24 km/h from ENE, gusts 27 mph44 km/h | 100% | 100% | 0 |
| Mon 10a | Showers | 41°5° (likely 40°4° to 43°6°) | 33°1° | 90%, 0.27 in6.9 mm | 15 mph24 km/h from ENE, gusts 27 mph44 km/h | 96% | 100% | 0 |
| Mon 11a | Showers | 43°6° (likely 40°4° to 43°6°) | 35°2° | 90%, 0.27 in6.9 mm | 15 mph24 km/h from ENE, gusts 24 mph39 km/h | 91% | 100% | 0 |
| Mon 12p | Rain | 44°7° (likely 40°4° to 44°7°) | 36°2° | 90%, 0.27 in6.9 mm | 15 mph24 km/h from E, gusts 24 mph39 km/h | 87% | 100% | 0 |
Afternoon
noon–6 PM
80% chance · 0.1 in2.5 mm
Evening
6 PM–midnight
40% chance · 0.07 in1.8 mm
Overnight
midnight–6 AM
50% chance · 0.06 in1.5 mm
Official NWS forecast
Today: Rain showers. Mostly cloudy. High near 62, with temperatures falling to around 55 in the afternoon. North northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
Tonight: A chance of rain showers. Cloudy, with a low around 41. North northeast wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
90% chance · 0.11 in2.8 mm
Afternoon
noon–6 PM
70% chance · 0.07 in1.8 mm
Evening
6 PM–midnight
60% chance · 0.16 in4.1 mm
Overnight
midnight–6 AM
90% chance · 1.1 in29 mm
Official NWS forecast
Day: Rain showers. Cloudy, with a high near 49. Northeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
Night: Rain showers. Cloudy, with a low around 36. 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
90% chance · 1.6 in40 mm
Afternoon
noon–6 PM
90% chance · 0.44 in11 mm
Evening
6 PM–midnight
80% chance · 0.14 in3.6 mm
Overnight
midnight–6 AM
80% chance · 0.04 in1 mm
Official NWS forecast
Day: Rain showers. Cloudy, with a high near 49. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Night: Rain showers. Cloudy, with a low around 39. Southeast 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
30% chance
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
30% chance · 0.06 in1.5 mm
Overnight
midnight–6 AM
30% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers before 7am. Mostly cloudy, with a high near 58. Chance of precipitation is 40%.
Night: A chance of rain showers between 7pm and 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
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, with a high near 63.
Night: Partly cloudy, with a low around 41.
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, with a high near 65.
Night: Partly cloudy, with a low around 48.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
20% chance · 0.06 in1.4 mm
Evening
6 PM–midnight
30% chance
Overnight
midnight–6 AM
40% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers after 7am. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.
Night: A chance of rain showers. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
40% chance
Afternoon
noon–6 PM
40% chance · 0.07 in1.7 mm
Evening
6 PM–midnight
40% chance · 0.24 in6 mm
Overnight
midnight–6 AM
40% chance · 0.1 in2.6 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
30% chance · 0.07 in1.9 mm
Afternoon
noon–6 PM
20% chance · 0.04 in1 mm
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
30% chance · 0.02 in0.6 mm
Evening
6 PM–midnight
30% chance · 0.04 in0.9 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.
76% chance of rain, high 62°, low 41°.
85% chance of rain, high 49°, low 36°, cooling off.
94% chance of rain, high 49°, low 39°.
Highs 53–67°; 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 12 PM · NWS gauge page
Reading from Sat 12 PM · NWS gauge page
Reading from Sat 12 PM · NWS gauge page
Reading from Sat 11:45 AM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 76% 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 13 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 54°F).
No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.
Today’s expected high is 8°4° warmer than typical.
On average 12°7° warmer than normal (daily mean temperature).
Flandreau weather by month: normals, records, snow and freeze dates
Sunrise 7:52 AM, sunset 6:27 PM.
Clouds most of the night (about 99% cover).
Waxing gibbous
97% lit · growing