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Temperature & Precipitation

Announcing the Sub-Seasonal Climate Forecast Rodeo!

The Bureau of Reclamation is launching a forecasting prize competition toward improved sub-seasonal forecasting. Competitors submit forecasts of temperature and precipitation for one year, competing in real-time against other teams, as well as official forecasts from NOAA. For more information, see

NWS Precipitation Analysis
Current and archived precip analysis at different timescales. (Click for actual conditions)
Standardized Precipitation Index (SPI) and Temperatures
Tool generates precipitation temperature maps for different locations and timescales. (Click for actual conditions)
Quantitative Precipitation Forecasts
Select forecast maps for total precipitation over different timescales. (Click for actual conditions)
Graphical Forecast Interactive Map
(Click for actual conditions)
Weather Service National Forecast Maps
Wide selection of maps includes forecasts for temperature and precipitation for next 12 hours to 6 days. (Click for more resources)
Regional Climate Maps
Weekly, one-, three- and 12-month maps depicting precip totals, maximum and minimum temperatures, and departures from normal. (Click for more resources)
Outlooks from the Climate Prediction Center
Probabilities of above- or below-normal temperature and precipitation. (Click for more resources)
Sample of Evaporative Stress Index (ESI)
The Evaporative Stress Index (ESI) uses remotely sensed land-surface temperature time-change signals to describe anomalies in evapotranspiration. (Click for actual conditions)
Interactive tool for users to select and compare layers of climate data, including temperature and precipitation, at national to local scales.