Weather StoryAlmanac, microseasons, and the day's weather story.

Ironton, Wisconsin Weather

Prairie lightning bugs rise. Day 77 of spring. Read this microseason across nine climate regions →

Ironton weather forecast — hour by hour, 7-day outlook, NOAA radar

Ironton, WI
Thursday, June 4 at 5:27 PM
81
°
Clear
Feels like
78°
Humidity
36%
Wind
15 mph
Sunrise
5:20 AM
Sunset
8:37 PM
Ironton, WI
Hour by hour · 24h
24-Hour ForecastIronton, WI: 24-hour forecast. Temperatures range from 66 to 85 degrees Fahrenheit with a 72% chance of precipitation at 1 AM.
L 66°H 85°
Ironton, WI
7-day forecast
  1. Today
    Jun 4
    Overcast
    32%
    85°55°
  2. Friday
    Jun 5
    Heavy Rain
    72%
    1.0″
    81°66°-4°
  3. Saturday
    Jun 6
    Light Drizzle
    38%
    0.02″
    82°66°+1°
  4. Sunday
    Jun 7
    Overcast
    14%
    76°61°-6°
  5. Monday
    Jun 8
    Showers
    64%
    0.07″
    76°62°
  6. Tuesday
    Jun 9
    Showers
    49%
    79°69°+3°
  7. Wednesday
    Jun 10
    Overcast
    23%
    79°67°
Ironton, WI
Anemometer · 24h winds · from true
NESW
From · True
SSW
202° · veering 13°
Direction
SSW
202°
Sustained
15
mph
Gust
20
mph
Peak 24h
20
avg 8
Beaufort · 4 · MOD BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 8 · pk 20 @ 12:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 208SUSTGUST
−24h−18h−12h−6hnow
A fresh breeze drives the ssw-bound air across the harbor.
Ironton, WI
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
983.0
-2.2 mb in 3h · falling rapidly · 29.03 inHg
Now
983.0
mb
3h
-2.2
mb
12h
-3.7
mb
24h
-7.1
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 981988
9759809859909951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW988.1981.0981.0
−24h−18h−12h−6hnow
Deep low still deepening — rough seas, strong wind, persistent rain.
Ironton, WI
Air quality
38
AQI
Moderate
+4 in 6hPeak ~52 @ 11 PM

Ozone at AQI 51 now. AQI flat over the last 6 hours (within ±4 points). With UV 8.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 40 by mid-afternoon.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5Good
5.3μg/m³
PM 10Good
7μg/m³
NO₂Good
1μg/m³
OzoneDRIVERUnhealthy SG
108μg/m³
UV IndexVery high
8.0

What's driving it

Ozone × UV × Sky

Ozone at AQI 51 now. With UV 8.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 40 by mid-afternoon.

Present
AQI 51
UV peak
8.3 at 1 PM
Sky at peak
partly cloudy
Projected peak
AQI 40

PM × Wind × Precip

PM2.5 at 5.3 µg/m³, PM10 at 6.7 µg/m³ — typical background levels with no transport signature.

PM2.5/PM10
0.79
Wind
breezy
Recent rain
0h in last 6h
Pattern
background
Ironton, WI
Sky cover · visibility · 24h
Cloud cover
0%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
110.5mi
UNLIMITED
162 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
17:27 UTC ·Ironton, WI · NOAA NESDIS / STAR · 21696x21696 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
17:27 UTC ·Ironton, WI · NOAA NESDIS / STAR · 5-min cadence · 10000x6000 px
Ironton, WI
Satellite · infrared · animated
Ironton, WI
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Ironton, WI
Almanac · Thursday, June 4
A summer fog for fair, a winter fog for rain.
Civil dawn
9:47 AM
Sunrise
5:20 AM
Daylight
15h 17m
Sunset
8:37 PM
Civil dusk
2:13 AM
Planting note
Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Ironton, WI
The moon
Waning Gibbous
83% illuminated
Moonrise
4:42 AM
Moonset
1:51 PM
In sign
♒︎ Aquarius
Ironton, WI
Microseason
Jun 1–5

Prairie lightning bugs rise

bird
Jan 142% of the yearDec 31

Read this microseason across nine climate regions →

Ironton at a glance

  • Today vs. normal: 10°F above the seasonal normal for this latitude
  • Last frost: May 7 (climatological average for this latitude)
  • Microseason: Jun 1–5
  • Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.

Right now in the garden

Peak growing season

As of June 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

SPC Convective Outlook

Storm Prediction Center — Ironton

SPC has placed Ironton in the Marginal Risk category for severe thunderstorms tomorrow.

  • TODAYTSTMGeneral Thunderstorms
  • TOMORROWMRGLMarginal Risk
  • DAY 3NONENo severe risk

Isolated severe storms possible. Limited threat for hail or damaging wind.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.

ZIP codes in Ironton

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.