Garwin, Iowa Weather
Prairie lightning bugs rise. Day 77 of spring. Read this microseason across nine climate regions →
Garwin weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Heavy Rain57%0.98″82°60°—
- FridayJun 5Thunderstorm73%0.86″80°66°-2°
- SaturdayJun 6Light Showers66%—86°66°+6°
- SundayJun 7Showers45%—83°69°-3°
- MondayJun 8Light Showers56%—81°68°-2°
- TuesdayJun 9Thunderstorm31%—87°68°+6°
- WednesdayJun 10Thunderstorm18%—92°73°+5°
AQI 28 (Good), driven by Ozone. AQI down 26 over the last 6 hours — air quality is improving sharply.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 7 AM.
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).










































A summer fog for fair, a winter fog for rain.
- Moonrise
- 4:47 AM
- Moonset
- 2:06 PM
- In sign
- ♑︎ Capricorn
Prairie lightning bugs rise
Garwin at a glance
- Today vs. normal: 10°F below the seasonal normal for this latitude
- Last frost: April 29 (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 — Garwin
SPC has placed Garwin in the Slight Risk category for severe thunderstorms tomorrow.
- TODAYMRGLMarginal Risk
- TOMORROWSLGTSlight Risk
- DAY 3SLGTSlight Risk
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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.