Barometric Pressure in Harlan, United States 
Pressure
1013 hPa
Temperature
15.0 ℃
Humidity
50%
Wind
3.0 m/s
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Forecast
Hourly Pressure Trends
Track the barometric pressure in Harlan hour by hour across the next 6 hourly readings.
Harlan, Iowa's weather is affected by its location in the Midwest. Cold Canadian air and warm Gulf of Mexico air meet, causing pressure changes.