Lambert, Missouri Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Lambert weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast15%—92°70°—
- SundayJul 5Rain22%0.25″87°70°-5°
- MondayJul 6Thunderstorm36%0.04″88°71°+1°
- TuesdayJul 7Drizzle17%—89°70°+1°
- WednesdayJul 8Clear13%—91°68°+2°
- ThursdayJul 9Overcast17%—94°73°+3°
- FridayJul 10Light Drizzle39%0.01″90°75°-4°
AQI 37 (Good), driven by Ozone. AQI down 6 over the last 6 hours (gradual decline). Ozone at AQI 53 now. With UV 9.2 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 65 around 1 PM.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 10 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 53 now. With UV 9.2 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 65 around 1 PM.
- Present
- AQI 53
- UV peak
- 9.2 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 65
PM × Wind × Precip
PM2.5 at 9.8 µg/m³ (AQI 52) with a 0.85 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.85
- Wind
- light
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:49 PM
- Moonset
- 10:07 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Lambert at a glance
- Today vs. normal: 13°F above the seasonal normal for this latitude
- Last frost: March 30 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Lambert
- Sat92°70°15%
- Sun87°70°22%
- Mon88°71°36%
- Tue89°70°17%
- Wed91°68°13%
- Thu94°73°17%
- Fri90°75°39%
- Sat88°71°29%
- Sun84°67°16%
- Mon79°60°8%
- Tue80°61°8%
- Wed84°65°7%
- Thu77°66°13%
- Fri80°68°13%
- Sat89°71°23%
- Sun91°74°17%
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 — Lambert
SPC has placed Lambert in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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.
ZIP codes in Lambert
- 63736