NB Trend

Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. 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