ORNL Real-time Weather Forecast

(Time Zone: EDT)

Units ::English Metric     Model Config :: d01_dx1000m_n1200_p1 d01_dx1000m_n1200_p2 d02_dx0500m_n0500_p1 d02_dx0500m_n0500_p2

Forecast System Status

ORNL & Oak Ridge

ORNL & Oak Ridge Summary

Knoxville

Farragut

Animations

Computational Domain

This project is supported by US Air Force.

The Weather Research and Forecasting (WRF) model runs on the Air Force Weather HPC11 (Miller) machine in Oak Ridge Leadership Computing Facility (OLCF).

Model configurations (WRF v4.3.3)
    Domain configuration
      - Domain center : ORNL
      - Initial & Lateral boundary conditions : HRRR
      - Horizontal resolution : 1 km
      - #Horizontal grids : 1200 x 1200
      - #Vertical layers : 71
    Physics parameterization
      - Microphysics : Thompson scheme
      - Planet boundary layer : Mellor-Yamada-Janjic scheme
      - Radiation (SW and LW) : RRTMG scheme
      - Land surface : Unified Noah land surface model
      - Surface layer : Eta similarity scheme

Observation ('O') from Oak Ridge reservation meteorology
    - Tower A, B, D, and F observations are averaged.
    - Location map of meteorological towers