Missouri River at Sioux City
23 mi- Level
- 10.5 ft
- Flow
- 25,900 cfs
Forecast peak 10.5 ft Sat 7 PM
Reading from Sat 2 PM · NWS gauge page
Appearance
Observed 2:15 PM CDT at KLCG
Overcast and 57°14°, jacket by 7 PM.
Today: low 45°7° (likely 45°7° to 51°11°), high 67°19° (likely 66°19° to 67°19°).
Now 57°14°
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 2p | Cloudy | 63°17° (likely 56°13° to 63°17°) | 63°17° | 10%, 0.02 in0.5 mm | 15 mph24 km/h from NNW, gusts 25 mph41 km/h | 54% | 98% | 3 |
| Sat 3p | Cloudy | 61°16° (likely 55°13° to 61°16°) | 61°16° | 10%, 0.02 in0.5 mm | 15 mph24 km/h from NNW, gusts 24 mph38 km/h | 56% | 88% | 2 |
| Sat 4p | Cloudy | 59°15° (likely 54°12° to 59°15°) | 59°15° | 10%, 0.02 in0.5 mm | 15 mph24 km/h from NNW, gusts 22 mph36 km/h | 55% | 89% | 1 |
| Sat 5p | Cloudy | 59°15° (likely 52°11° to 59°15°) | 59°15° | 20%, 0.02 in0.5 mm | 15 mph24 km/h from NNW, gusts 20 mph33 km/h | 55% | 98% | 0 |
| Sat 6p | Cloudy | 56°13° (likely 50°10° to 56°13°) | 56°13° | 10%, 0.02 in0.5 mm | 15 mph24 km/h from NNW, gusts 19 mph31 km/h | 62% | 98% | 0 |
| Sat 7p | Cloudy | 54°12° (likely 49°9° to 54°12°) | 54°12° | 10% | 10 mph16 km/h from N, gusts 19 mph31 km/h | 66% | 99% | 0 |
| Sat 8p | Cloudy | 52°11° (likely 48°9° to 53°12°) | 52°11° | 20% | 10 mph16 km/h from N, gusts 19 mph31 km/h | 71% | 99% | 0 |
| Sat 9p | Cloudy | 52°11° (likely 48°9° to 52°11°) | 52°11° | 10% | 10 mph16 km/h from N, gusts 18 mph29 km/h | 74% | 98% | 0 |
| Sat 10p | Drizzle | 51°11° (likely 48°9° to 51°11°) | 51°11° | 30% | 10 mph16 km/h from N, gusts 17 mph27 km/h | 77% | 91% | 0 |
| Sat 11p | Cloudy | 50°10° (likely 47°8° to 51°11°) | 47°8° | 30% | 10 mph16 km/h from N, gusts 16 mph26 km/h | 80% | 83% | 0 |
| Sun 12a | Cloudy | 49°9° (likely 47°8° to 51°11°) | 46°8° | 30% | 10 mph16 km/h from N, gusts 15 mph25 km/h | 86% | 83% | 0 |
| Sun 1a | Cloudy | 49°9° (likely 47°8° to 51°11°) | 46°8° | 30% | 5 mph8 km/h from N, gusts 12 mph20 km/h | 86% | 87% | 0 |
| Sun 2a | Cloudy | 48°9° (likely 47°8° to 50°10°) | 45°7° | 20% | 5 mph8 km/h from NNE, gusts 12 mph19 km/h | 89% | 81% | 0 |
| Sun 3a | Cloudy | 48°9° (likely 47°8° to 50°10°) | 45°7° | 30% | 5 mph8 km/h from NNE, gusts 13 mph20 km/h | 89% | 80% | 0 |
| Sun 4a | Showers | 48°9° (likely 47°8° to 49°9°) | 45°7° | 20% | 5 mph8 km/h from NNE, gusts 13 mph21 km/h | 89% | 93% | 0 |
| Sun 5a | Drizzle | 46°8° (likely 46°8° to 49°9°) | 42°6° | 20% | 5 mph8 km/h from NE, gusts 13 mph20 km/h | 96% | 94% | 0 |
| Sun 6a | Drizzle | 46°8° (likely 46°8° to 48°9°) | 42°6° | 20% | 5 mph8 km/h from NE, gusts 13 mph21 km/h | 96% | 99% | 0 |
| Sun 7a | Cloudy | 46°8° (likely 46°8° to 48°9°) | 42°6° | 10% | 5 mph8 km/h from NE, gusts 13 mph21 km/h | 93% | 89% | 0 |
| Sun 8a | Cloudy | 45°7° (likely 45°7° to 49°9°) | 41°5° | 5% | 5 mph8 km/h from NE, gusts 14 mph23 km/h | 96% | 88% | 0 |
| Sun 9a | Cloudy | 48°9° (likely 47°8° to 50°10°) | 45°7° | 5% | 5 mph8 km/h from ENE, gusts 16 mph25 km/h | 93% | 95% | 0 |
| Sun 10a | Cloudy | 52°11° (likely 48°9° to 52°11°) | 52°11° | 5% | 5 mph8 km/h from NE, gusts 15 mph24 km/h | 80% | 93% | 1 |
| Sun 11a | Cloudy | 55°13° (likely 48°9° to 55°13°) | 55°13° | 5% | 5 mph8 km/h from NE, gusts 15 mph24 km/h | 74% | 79% | 2 |
| Sun 12p | Cloudy | 58°14° (likely 51°11° to 58°14°) | 58°14° | 5% | 5 mph8 km/h from NE, gusts 13 mph21 km/h | 67% | 75% | 3 |
| Sun 1p | Mostly cloudy | 59°15° (likely 52°11° to 61°16°) | 59°15° | 5% | 10 mph16 km/h from NE, gusts 13 mph21 km/h | 62% | 72% | 4 |
| Sun 2p | Mostly cloudy | 61°16° (likely 54°12° to 63°17°) | 61°16° | 5% | 10 mph16 km/h from NE, gusts 14 mph22 km/h | 60% | 63% | 4 |
| Sun 3p | Mostly cloudy | 62°17° (likely 55°13° to 64°18°) | 62°17° | 5% | 10 mph16 km/h from NE, gusts 14 mph22 km/h | 58% | 59% | 4 |
| Sun 4p | Mostly cloudy | 63°17° (likely 55°13° to 64°18°) | 63°17° | 5% | 10 mph16 km/h from NE, gusts 14 mph23 km/h | 56% | 57% | 3 |
| Sun 5p | Sunny | 64°18° (likely 55°13° to 64°18°) | 64°18° | 5% | 10 mph16 km/h from NE, gusts 15 mph23 km/h | 52% | 34% | 2 |
| Sun 6p | Mostly cloudy | 62°17° (likely 52°11° to 62°17°) | 62°17° | 5% | 10 mph16 km/h from NE, gusts 16 mph26 km/h | 56% | 50% | 1 |
| Sun 7p | Cloudy | 59°15° (likely 50°10° to 59°15°) | 59°15° | 20% | 10 mph16 km/h from NE, gusts 19 mph30 km/h | 60% | 85% | 0 |
| Sun 8p | Cloudy | 57°14° (likely 48°9° to 57°14°) | 57°14° | 20% | 10 mph16 km/h from NE, gusts 20 mph32 km/h | 64% | 85% | 0 |
| Sun 9p | Cloudy | 53°12° (likely 48°9° to 55°13°) | 53°12° | 10% | 10 mph16 km/h from NNE, gusts 21 mph34 km/h | 69% | 99% | 0 |
| Sun 10p | Cloudy | 51°11° (likely 46°8° to 53°12°) | 51°11° | 20% | 10 mph16 km/h from NNE, gusts 21 mph34 km/h | 74% | 100% | 0 |
| Sun 11p | Showers | 50°10° (likely 45°7° to 52°11°) | 46°8° | 20% | 10 mph16 km/h from NE, gusts 22 mph36 km/h | 77% | 100% | 0 |
| Mon 12a | Mostly cloudy | 49°9° (likely 45°7° to 51°11°) | 45°7° | 10% | 10 mph16 km/h from NE, gusts 22 mph35 km/h | 80% | 100% | 0 |
| Mon 1a | Cloudy | 48°9° (likely 44°7° to 50°10°) | 44°7° | 5%, 0.16 in4.1 mm | 10 mph16 km/h from NE, gusts 21 mph34 km/h | 80% | 100% | 0 |
| Mon 2a | Cloudy | 47°8° (likely 43°6° to 50°10°) | 43°6° | 10%, 0.16 in4.1 mm | 10 mph16 km/h from ENE, gusts 20 mph32 km/h | 86% | 100% | 0 |
| Mon 3a | Drizzle | 47°8° (likely 43°6° to 49°9°) | 42°6° | 30%, 0.16 in4.1 mm | 10 mph16 km/h from ENE, gusts 22 mph35 km/h | 86% | 100% | 0 |
| Mon 4a | Drizzle | 46°8° (likely 43°6° to 48°9°) | 41°5° | 50%, 0.16 in4.1 mm | 10 mph16 km/h from ENE, gusts 22 mph36 km/h | 86% | 100% | 0 |
| Mon 5a | Showers | 45°7° (likely 43°6° to 48°9°) | 40°4° | 50%, 0.16 in4.1 mm | 10 mph16 km/h from ENE, gusts 21 mph34 km/h | 93% | 100% | 0 |
| Mon 6a | Cloudy | 45°7° (likely 43°6° to 48°9°) | 40°4° | 50%, 0.16 in4.1 mm | 10 mph16 km/h from ENE, gusts 21 mph34 km/h | 93% | 100% | 0 |
| Mon 7a | Showers | 45°7° (likely 44°7° to 48°9°) | 40°4° | 60%, 0.06 in1.5 mm | 10 mph16 km/h from ENE, gusts 21 mph34 km/h | 89% | 100% | 0 |
| Mon 8a | Drizzle | 44°7° (likely 44°7° to 48°9°) | 38°3° | 60%, 0.06 in1.5 mm | 10 mph16 km/h from E, gusts 18 mph30 km/h | 93% | 99% | 0 |
| Mon 9a | Showers | 47°8° (likely 45°7° to 48°9°) | 42°6° | 60%, 0.06 in1.5 mm | 10 mph16 km/h from E, gusts 17 mph27 km/h | 86% | 100% | 0 |
| Mon 10a | Showers | 51°11° (likely 46°8° to 51°11°) | 51°11° | 60%, 0.06 in1.5 mm | 10 mph16 km/h from E, gusts 18 mph28 km/h | 80% | 97% | 0 |
| Mon 11a | Showers | 54°12° (likely 47°8° to 54°12°) | 54°12° | 60%, 0.06 in1.5 mm | 10 mph16 km/h from E, gusts 18 mph29 km/h | 74% | 99% | 1 |
| Mon 12p | Showers | 56°13° (likely 48°9° to 56°13°) | 56°13° | 60%, 0.06 in1.5 mm | 10 mph16 km/h from E, gusts 16 mph26 km/h | 69% | 99% | 2 |
| Mon 1p | Cloudy | 58°14° (likely 50°10° to 58°14°) | 58°14° | 70%, 0.04 in1 mm | 10 mph16 km/h from ESE, gusts 16 mph25 km/h | 67% | 96% | 1 |
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
30% chance · 0.02 in0.5 mm
Overnight
midnight–6 AM
30% chance
Official NWS forecast
Today: A slight chance of rain showers after 5pm. Mostly cloudy. High near 67, with temperatures falling to around 59 in the afternoon. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Tonight: A chance of rain showers after 8pm. Cloudy, with a low around 45. North wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
20% chance
Overnight
midnight–6 AM
50% chance · 0.8 in20 mm
Official NWS forecast
Day: A slight chance of rain showers before 7am. Mostly cloudy, with a high near 64. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Night: A chance of rain showers after 7pm. Mostly cloudy, with a low around 43. Northeast wind around 10 mph. Chance of precipitation is 50%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
60% chance · 0.46 in12 mm
Afternoon
noon–6 PM
70% chance · 0.13 in3.3 mm
Evening
6 PM–midnight
50% chance · 0.06 in1.5 mm
Overnight
midnight–6 AM
40% chance
Official NWS forecast
Day: Rain showers likely. Mostly cloudy, with a high near 63. East wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Night: Rain showers likely before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, with a low around 45. South southwest wind around 10 mph. Chance of precipitation is 70%.
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
30% chance · 0.02 in0.5 mm
Overnight
midnight–6 AM
20% chance · 0.02 in0.5 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 65.
Night: A chance of rain showers between 7pm and 1am. Partly cloudy, with a low around 49. 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: A slight chance of rain showers after 1pm. Mostly sunny, with a high near 69.
Night: A slight chance of rain showers before 7pm. Partly cloudy, with a low around 47.
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 71.
Night: A slight chance of rain showers after 1am. Partly cloudy, with a low around 54.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
30% chance · 0.03 in0.7 mm
Overnight
midnight–6 AM
30% chance · 0.03 in0.9 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers. Mostly cloudy, with a high near 72. Chance of precipitation is 30%.
Night: A chance of rain showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
50% chance · 0.05 in1.3 mm
Afternoon
noon–6 PM
50% chance · 0.12 in2.9 mm
Evening
6 PM–midnight
40% chance · 0.2 in5.1 mm
Overnight
midnight–6 AM
30% chance · 0.08 in1.9 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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
20% chance · 0.01 in0.4 mm
Afternoon
noon–6 PM
20% chance · 0.02 in0.5 mm
Evening
6 PM–midnight
20% chance
Overnight
midnight–6 AM
20% chance
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
20% chance · 0.02 in0.5 mm
Afternoon
noon–6 PM
30% chance · 0.05 in1.4 mm
Evening
6 PM–midnight
30% chance · 0.04 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.
Dry, high 67°, low 45°.
Dry, high 64°, low 43°, cooling off.
69% chance of rain, high 63°, low 45°.
Highs 56–72°; chance of precipitation on Saturday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (FSD) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Forecast peak 10.5 ft Sat 7 PM
Reading from Sat 2 PM · NWS gauge page
Reading from Sat 1:45 PM · NWS gauge page
Reading from Sat 2:15 PM · NWS gauge page
Reading from Sat 1:45 PM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 82% 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.
Dry air outside (dew point 45°F).
Sun, 2:00 PM–6:00 PM
Good stretch to open the windows (air quality forecast not available for part of this window).
Today’s expected high is 6°3° warmer than typical.
On average 2°1° colder than normal (daily mean temperature).
Allen weather by month: normals, records, snow and freeze dates
Sunrise 7:51 AM, sunset 6:31 PM.
Clouds most of the night (about 90% cover).
Waxing gibbous
98% lit · growing