Creston, Iowa Weather
Warm wind sweeps the tallgrass. Day 16 of summer. Read this microseason across nine climate regions →
Creston weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 6Partly Cloudy——86°66°—
- TuesdayJul 7Overcast——89°69°+3°
- WednesdayJul 8Overcast26%—85°67°-4°
- ThursdayJul 9Showers69%0.03″82°67°-3°
- FridayJul 10Showers37%—80°68°-2°
- SaturdayJul 11Mostly Clear29%—86°65°+6°
- SundayJul 12Overcast——89°69°+3°
AQI 33 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±4 points). PM2.5 at 10.2 µg/m³ (AQI 53) with a 0.82 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in stagnant air, not road dust.
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 44 now. With UV 8.2 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 34.
- Present
- AQI 44
- UV peak
- 8.2 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 34
PM × Wind × Precip
PM2.5 at 10.2 µg/m³ (AQI 53) with a 0.82 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.82
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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).
When the stars begin to huddle, the earth will soon become a puddle.
- Moonrise
- 11:58 PM
- Moonset
- 12:39 PM
- In sign
- ♈︎ Aries
Warm wind sweeps the tallgrass
Creston at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: April 22 (climatological average for this latitude)
- Microseason: Jul 6–10
- Planting window: Sow fall broccoli and cabbage indoors for transplant in 4 weeks.
ZIP code: 50801
16-Day Forecast — Creston
- Mon86°66°3%
- Tue89°69°1%
- Wed85°67°26%
- Thu82°67°69%
- Fri80°68°37%
- Sat86°65°29%
- Sun89°69°8%
- Mon94°71°3%
- Tue96°72°2%
- Wed84°65°9%
- Thu69°60°12%
- Fri72°57°16%
- Sat77°58°13%
- Sun81°59°16%
- Mon82°60°20%
- Tue83°66°27%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 6, 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 — Creston
SPC includes Creston in the general thunderstorm area day after tomorrow — no severe risk, but storms are possible.
- TODAYNONENo severe risk
- TOMORROWNONENo severe risk
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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 Creston
- 50801