How does NOAA issue severe storm watches for Sioux City?

The National Weather Service (NWS) monitors atmospheric instability across Iowa. When convective storms, tornado potential, or flash floods are detected, automated NOAA advisories are immediately broadcasted.

What are the best outdoor weather hours in Sioux City today?

Check the 24-hour hourly trend chart above to identify windows of minimal rain probability, low UV index periods, and mild temperatures.

IA, USAZIP 51101Live NOAA Station

Sioux City, IA

Q: What is the current temperature and forecast in Sioux City, Iowa?

The current weather in Sioux City is around 58°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Nublado•Sensación térmica 57°F

67°F/57°F

6 mph 118°

92%Humedad

58°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Actualizado: 01:30 AM (America/Chicago)

Daily Meteorological Briefing

Sioux City, IA

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Sioux City, IA tonight.

Current temperature is 58°F (feels like 57°F), with daytime highs reaching 67°F and overnight lows around 57°F. Humidity is at 92%, with atmospheric pressure steady at 1024.4 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 6° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 0 • Moderate

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Pronóstico por Hora

Next 16 Hours

Now

57°F

1 AM

57°F

2 AM

57°F

3 AM

58°F

4 AM

58°F

5 AM

58°F

6 AM

58°F

7 AM

58°F

8 AM

58°F

9 AM

59°F

10 AM

62°F

11 AM

63°F

12 PM

63°F

1 PM

61°F

2 PM

65°F

3 PM

66°F

Pronóstico de 10 Días

Extended 10-day meteorological outlook

10-Day Range

Hoy

23 sept

57°F

67°F

jue

24 sept

73%

57°F

60°F

vie

25 sept

79%

60°F

64°F

sáb

26 sept

72%

60°F

65°F

dom

27 sept

60°F

73°F

lun

28 sept

50%

63°F

75°F

mar

29 sept

63%

50°F

68°F

mié

30 sept

34%

46°F

62°F

jue

1 oct

17%

43°F

65°F

vie

2 oct

12%

43°F

63°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

Índice UVLow

0 / 11+

No protection neededPeak 5.75

Viento118°

6 mph

Wind Gusts:18 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise07:14 AM

Sunset07:20 PM

Solar Noon:12:54 PM

HumedadHumid

92%

Punto de Rocío:56°F

PresiónSteady

30.25 inHg

Trend:Stable (+0.1 hPa)

VisibilidadClear

8.0 mi

Haze:Minimal

Air Quality Index (AQI)Good

30US EPA Standard

Air quality is ideal for outdoor activities.

PM2.59 µg

OZONE32 µg

PM109 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsGood

Pleasant conditions for light outdoor activities.

Car WashRecommended

Dry conditions will keep your vehicle clean.

Pollen & AllergyLow Risk

Pollen counts remain in the comfortable range.

Driving SafetyOptimal

Dry pavement and clear visibility throughout.

Sun & Moon • Celestial Dynamics

Solar orbital arc trajectory and lunar cycle visibility

Astronomy Telemetry

Solar Day TrackDaylight Arc

Sunrise02:14 AM

Daylight ~13h

Sunset02:20 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

88% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~4 daysTidal Currents Normal

Preguntas Frecuentes sobre el Clima - Sioux City, Iowa

The current weather in Sioux City is around 58°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

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