Armstrong, Missouri Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Armstrong weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast23%—87°70°—
- SundayJul 5Drizzle28%0.04″85°70°-2°
- MondayJul 6Overcast——84°67°-1°
- TuesdayJul 7Overcast——85°64°+1°
- WednesdayJul 8Overcast——89°66°+4°
- ThursdayJul 9Showers35%—85°70°-4°
- FridayJul 10Overcast38%—85°71°0°
AQI 37 (Good), driven by Ozone. AQI up 6 over the last 6 hours (gradual rise). Ozone at AQI 50 now. With UV 7.6 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 51 around 1 PM.
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 50 now. With UV 7.6 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 51 around 1 PM.
- Present
- AQI 50
- UV peak
- 7.6 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 51
PM × Wind × Precip
PM2.5 at 8.9 µg/m³, PM10 at 11.7 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.76
- Wind
- light
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:04 PM
- Moonset
- 10:18 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Armstrong at a glance
- Today vs. normal: 13°F above the seasonal normal for this latitude
- Last frost: April 12 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 65230
16-Day Forecast — Armstrong
- Sat87°70°23%
- Sun85°70°28%
- Mon84°67°7%
- Tue85°64°3%
- Wed89°66°3%
- Thu85°70°35%
- Fri85°71°38%
- Sat79°63°17%
- Sun79°60°8%
- Mon80°57°4%
- Tue79°59°7%
- Wed84°58°13%
- Thu85°63°16%
- Fri86°69°13%
- Sat82°68°13%
- Sun77°64°13%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 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 — Armstrong
SPC has placed Armstrong in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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 Armstrong
- 65230