NB Trend

Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Northern Plains and Upper Midwest

Dangerous heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms will produce damaging winds and heavy rainfall over portions of the northern/central Plains into the mid/upper-Mississippi Valleys today. Read More >

Select the information below to display the National Blend MOS data (NBH and NBS). "Short Display" limits the display to approximately now to 25 hours in the future. The thickest line is the latest run, and the lines become more faded as they get older. Some parameters will have additional graphs displayed below. Individual data is below the graphs (with hover capability) from most recent run (0) to older. Additional Flight Category options are available (FLC, MVF, IFF, LIF). Generally TAF sites are available (select Other to manually enter a site ID).
New National Blend Request: Short Display		METAR and TAF from AWC