CRWS Jet Stream Forecast Map Menu

Jet Stream Forecasts at 300 millibars Back to Main Jet Stream Menu Background Info on jetstream maps. ARCHIVE of jet stream maps California Regional Weather Server
FORECASTS (usually start from the time of the latest-available GFS model analysis; updated every 6 hours)
Eastern Pacific & Western North America Animated Loops interactive: small images big images noninteractive Individual Forecast Maps initial analysis 12 hrs (0.5 days) 24 hrs (1.0 day) 36 hrs (1.5 days) 48 hrs (2.0 days) 60 hrs (2.5 days) 72 hrs (3.0 days) 84 hrs (3.5 days) 96 hrs (4.0 days) 108 hrs (4.5 days) 120 hrs (5.0 days)	North America Animated Loops interactive: small images big images noninteractive Individual Forecast Maps initial analysis 12 hrs (0.5 days) 24 hrs (1.0 day) 36 hrs (1.5 days) 48 hrs (2.0 days) 60 hrs (2.5 days) 72 hrs (3.0 days) 84 hrs (3.5 days) 96 hrs (4.0 days) 108 hrs (4.5 days) 120 hrs (5.0 days)	North Atlantic Animated Loops interactive: small images big images noninteractive Individual Forecast Maps initial analysis 12 hrs (0.5 days) 24 hrs (1.0 day) 36 hrs (1.5 days) 48 hrs (2.0 days) 60 hrs (2.5 days) 72 hrs (3.0 days) 84 hrs (3.5 days) 96 hrs (4.0 days) 108 hrs (4.5 days) 120 hrs (5.0 days)
*A caveat about numerical weather model forecasts*

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Hemispheric, E. Pacific, N. American, and N. Atlantic Overviews
SATELLITE Images (E. Pacific and N. Amer./N. Atl.) (Archive)	WEATHER RADAR Maps (United States) (Archive)	COMPOSITE MAPS: Pressure Fields & Satellite Images (E. Pacific, N. America) (Archive)	JET STREAM Analyses & Forecasts (N. & S. Hem., E. Pac., N. America, N. Atl.) (Archive)

Jet Stream Forecasts at 300 millibars

Other Choices from the California Regional Weather Server

Hemispheric, E. Pacific, N. American, and N. Atlantic Overviews

Regional Weather Maps

Jet Stream
Forecasts
at 300 millibars