Port Washington, Wisconsin Weather
Fireflies rise from the lawn. Day 76 of spring. Read this microseason across nine climate regions →
Port Washington weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Overcast——74°49°—
- ThursdayJun 4Overcast——80°55°+6°
- FridayJun 5Light Showers83%0.37″74°66°-6°
- SaturdayJun 6Showers60%0.35″71°57°-3°
- SundayJun 7Foggy——69°53°-2°
- MondayJun 8Light Drizzle11%—70°54°+1°
- TuesdayJun 9Light Drizzle13%—71°60°+1°
Ozone at AQI 81 — peak already passed at 1 PM under clear skies. AQI up 14 over the last 6 hours (gradual rise). Levels should ease through evening.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 81 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 81
- UV peak
- 1.9 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 81
PM × Wind × Precip
PM2.5 at 8.1 µg/m³, PM10 at 8.8 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.92
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- background
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
The higher the clouds, the finer the weather.
- Moonrise
- 3:56 AM
- Moonset
- 12:36 PM
- In sign
- ♑︎ Capricorn
Fireflies rise from the lawn
Port Washington at a glance
- Today vs. normal: 71°F — typical for the season
- Last frost: May 6 (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 3, 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 — Port Washington
SPC has placed Port Washington in the Marginal Risk category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3MRGLMarginal 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.