Martinsburg, Indiana Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Martinsburg weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast10%—86°70°—
- SundayJul 5Overcast25%—83°72°-3°
- MondayJul 6Light Drizzle35%0.05″86°70°+3°
- TuesdayJul 7Overcast17%—82°65°-4°
- WednesdayJul 8Clear12%—85°66°+3°
- ThursdayJul 9Thunderstorm27%—88°66°+3°
- FridayJul 10Light Drizzle51%—77°69°-11°
AQI 52 (Moderate), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 78 now. With UV 8.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 92 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 78 now. With UV 8.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 92 around 1 PM.
- Present
- AQI 78
- UV peak
- 8.8 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 92
PM × Wind × Precip
PM2.5 at 12.6 µg/m³, PM10 at 14.7 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.86
- 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
- 11:36 PM
- Moonset
- 10:51 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Martinsburg at a glance
- Today vs. normal: 11°F above the seasonal normal for this latitude
- Last frost: April 7 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Martinsburg
- Sat86°70°10%
- Sun83°72°25%
- Mon86°70°35%
- Tue82°65°17%
- Wed85°66°12%
- Thu88°66°27%
- Fri77°69°51%
- Sat84°70°42%
- Sun78°63°18%
- Mon73°57°10%
- Tue75°59°13%
- Wed82°62°14%
- Thu86°65°16%
- Fri85°70°29%
- Sat85°69°17%
- Sun86°71°45%
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 — Martinsburg
SPC has placed Martinsburg 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 Martinsburg
- 47165
- 47164