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Martinsburg, MO Weather Forecast

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Martinsburg, MO Weather Forecast

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Martinsburg MO weather - Clear - 75°F
Clear
75°F
Updated 5:22 am
Feels Like 79°F
Humidity 84%
Wind S 7 mph
Barometer  30.2 in
Dew Point 70°F
Martinsburg MO weather - Clear - 24°C
Clear
24°C
Updated 5:22 am
Feels Like 26°C
Humidity 84%
Wind S 11 km/h
Barometer  102.2 kPa
Dew Point 21°C
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Martinsburg Weather Forecast

TODAY TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT
Martinsburg, MO Weather - Today Sunny Martinsburg, MO Weather - Tonight Mostly Clear Martinsburg, MO Weather - Friday Mostly Sunny Martinsburg, MO Weather - Friday Night Partly Cloudy Martinsburg, MO Weather - Saturday Mostly Sunny Martinsburg, MO Weather - Saturday Night Chance Of T-Storm Martinsburg, MO Weather - Sunday Chance Of T-Storm Martinsburg, MO Weather - Sunday Night Chance Of T-Storm Martinsburg, MO Weather - Monday Chance Of T-Storm Martinsburg, MO Weather - Monday Night Chance Of Showers Martinsburg, MO Weather - Tuesday Chance Of Showers Martinsburg, MO Weather - Tuesday Night Partly Cloudy
Sunny Mostly Clear Mostly Sunny Partly Cloudy Mostly Sunny Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of Showers Chance of Showers Partly Cloudy
Hi: 91°FHi: 33°C
 Lo: 69°FLo: 21°C Hi: 91°FHi: 33°C
 Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
 Lo: 69°FLo: 21°C Hi: 81°FHi: 27°C
 Lo: 61°FLo: 16°C Hi: 75°FHi: 24°C
 Lo: 59°FLo: 15°C Hi: 71°FHi: 22°C
 Lo: 55°FLo: 13°C
POP: 50% POP: 50% POP: 70% POP: 70% POP: 40% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 237 AM CDT Thu Sep 17 2026 Martinsburg, MO Weather - WeatherWorld.com

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Issued: 243 AM CDT Thu Sep 17 2026

Key Messages

  • A late season heat wave continues through at least Saturday with peak heat index values of 100-105F+ along/south of I-70.
  • Scattered showers with an isolated sub-severe thunderstorm are possible (20-30%) across portions of the area this afternoon/evening.

Aviation

/00Z TAFS THROUGH 06Z FRIDAY/... Issued at 1108 PM CDT Wed Sep 16 2026

VFR flight conditions are expected to prevail through the period. Light and variable surface flow will turn to the west- southwest Thursday morning across m...