Welcome to the Bureau of Reclamation
Great Plains Region
Hydromet System for
Helena Valley Montana Weather Station 4N
Daily Archive Values (one value per day for the last five days of record)
Helena Valley Montana Weather Station 4N
Plots of Daily Archive Data Since the Beginning of Water Year
- ET Modified Penman ETr (inches)
- MM Daily Mean Air Temperature (degrees F)
- MN Daily Minimum Air Temperature (degrees F)
- MX Daily Maximum Air Temperature (degrees F)
- PP Total Precipitation (inches per day)
- PU Total Water Year Precipitation (inches)
- SR Solar Radiation (Langleys per day)
- TA Mean Daily Humidity (percent)
- TG Growing Degree Days (degrees F)
- UA Daily Mean Wind Speed (mph)
- WD Wind Direction (degrees)
- WGD Daily Peak Wind Gust (mph)
- WR Daily Wind Run (miles)
- XC Minimum 4 inch soil temp (degrees F)
- XD Minimum 8 inch soil temp (degrees F)
- XG Maximum 4 inch soil temp (degrees F)
- XH Maximum 8 inch soil temp (degrees F)
- YM Daily Mean Air Temperature, Dew Point (degrees F)
Real-Time Dayfile Values (one value every 15 minutes for the current day of record)
Helena Valley Montana Weather Station 4N
Plots of Real-Time Dayfile Data for the Current Day
- OB Air Temperature (degrees F)
- PC Cumulative Precipitation, (inches)
- SQ Solar Radiation (Langleys Cumulative)
- SV Soil Temperature at 8 inches (degrees F)
- SW Soil Temperature at 4 inches (degrees F)
- TU Relativ e Humidity (percent)
- TP Air Temperature, Dew Point (degrees F)
- UI Wind Travel (Cumulative Wind Run in Miles)
- WS Wind Speed (mph)
- WD Wind Direction (degrees)
- WG Peak Wind Gust (mph)
Last Updated: March 5, 2013