Weather Forecast: The Green Bank weather forecasts presented on these pages are derived from three major forecast products supplied by the national weather services.
DSS Weather Forecast: The Green Bank high-frequency weather forecasts presented on these pages specifically address the suitability of expected near-term future weather conditions for high-frequency observing at the GBT.
On Duty Support Schedule: NRAO staff scientists are assigned to support the current observations 24 hours a day, 7 days a week. They will assist first time observers in the start up of their initial observations and are on call for trouble shooting on going observations when needed. These support assignments are usually different from the proposal's specifically assigned Friend/NRAO Contact.