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Global ensemble forecast guidance

The current GEFS run was initialized at 1800 UTC Sunday October 1 2023.

GEFS mean: MSLP, 1000--500-hPa thickness, 12-hr precip (click image for animation)
GEFS mean: MSLP, 1000--500-hPa thickness, 12-hr precip (click image for animation)
GEFS mean and spread: 500-hPa height (click image for animation)
GEFS mean and spread: 500-hPa height (click image for animation)
GEFS mean: Total accumulated precipitation (inches) (click image for animation)
GEFS mean: Total accumulated precipitation (inches) (click image for animation)
GEFS mean: Precipitable water (click image for animation)
GEFS mean: Precipitable water (click image for animation)
GEFS spaghetti plot: 500-hPa height (click image for animation)
GEFS spaghetti plot: 500-hPa height (click image for animation)
GEFS postage stamps: MSLP, 1000--500-hPa thickness, 12-hr precip (click image for animation)
GEFS postage stamps: MSLP, 1000--500-hPa thickness, 12-hr precip (click image for animation)
GEFS postage stamps: 500-mb heights, vorticity, and winds (click image for animation)
GEFS postage stamps: 500-mb heights, vorticity, and winds (click image for animation)
GEFS probabilities of precipitation (click image for animation)
GEFS probabilities of precipitation (click image for animation)
GEFS probability of MUCAPE > 500 J/kg and > 0.01
GEFS probability of MUCAPE > 500 J/kg and > 0.01" of precip (click image for animation)
GEFS probability of MUCAPE > 500 J/kg, surface to 500-hPa shear > 30 kt, and > 0.01
GEFS probability of MUCAPE > 500 J/kg, surface to 500-hPa shear > 30 kt, and > 0.01" of precip (click image for animation)

GEFS plumes: precipitation (click a location)
GEFS plumes: temperature (click a location)
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DISCLAIMER: The images and data on this site are intended for meteorological education and research purposes and, although they should generally be up to date, are not monitored at all times. Do not use for making decisions where money or lives are at stake. For official forecasts and warnings, visit the National Weather Service.