NCEP SREF-Aviation Weather Forecast                            

Region CONUS Alaska Hawaii	Sub-regions Entire N.East S. East Mid-West South N. West S. West	Date 20230531	Cycle 21Z 15Z 09Z 03Z	Product Flight Restriction Ceiling Visibility Cloud Fog Icing Turbulence Low level wind shear Reflectivity Echo-top Precip type	Threshold Probability of LIFR Probability of IFR Probability of MVFR Probability of VFR
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