How does NOAA issue severe storm watches for Mason 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 Mason 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 50401Live NOAA Station

Mason City, IA

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

The current weather in Mason City is around 54°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Overcast•Feels like 51°F-2° wind chill

59°F/50°F

8 mph 82°

90%Humidity

54°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Updated: 06:30 AM (America/Chicago)

Daily Meteorological Briefing

Mason City, IA

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Mason City, IA today.

Current temperature is 54°F (feels like 51°F), with daytime highs reaching 59°F and overnight lows around 50°F. Humidity is at 90%, with atmospheric pressure steady at 1026 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 5° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 1.6 • Moderate

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Hourly Forecast

Next 16 Hours

Now

54°F

25%

1 AM

54°F

15%

2 AM

53°F

11%

3 AM

53°F

4 AM

51°F

5 AM

50°F

6 AM

50°F

7 AM

50°F

8 AM

51°F

9 AM

52°F

10 AM

53°F

11 AM

54°F

12 PM

55°F

1 PM

57°F

2 PM

57°F

3 PM

58°F

10-Day Forecast

Extended 10-day meteorological outlook

10-Day Range

Today

Sep 22

25%

50°F

59°F

Wed

Sep 23

46°F

63°F

Thu

Sep 24

28%

52°F

58°F

Fri

Sep 25

28%

56°F

60°F

Sat

Sep 26

58%

58°F

61°F

Sun

Sep 27

27%

57°F

64°F

Mon

Sep 28

18%

56°F

71°F

Tue

Sep 29

46%

63°F

67°F

Wed

Sep 30

32%

53°F

65°F

Thu

Oct 1

15%

52°F

75°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

UV IndexLow

1.6 / 11+

No protection neededPeak 2.75

Wind82°

8 mph

Wind Gusts:15 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise07:00 AM

Sunset07:09 PM

Solar Noon:12:54 PM

HumidityHumid

90%

Dew Point:51°F

PressureSteady

30.30 inHg

Trend:Stable (+0.1 hPa)

VisibilityClear

8.9 mi

Haze:Minimal

Air Quality Index (AQI)Good

31US EPA Standard

Air quality is ideal for outdoor activities.

PM2.53 µg

OZONE59 µg

PM103 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

Sunrise02:00 AM

Daylight ~13h

Sunset02:09 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

Frequently Asked Questions - Mason City, Iowa

The current weather in Mason City is around 54°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

More Locations in Iowa