NB Trend

Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. 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