
A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Mid-South, and East Coast. Severe thunderstorms are expected to produce damaging wind gusts from the Upper Ohio Valley into the Mid Atlantic, and across the central Great Plains this afternoon and evening. Large hail and heavy rain is also possible across the Great Plains. Read More >


Observation of a Supercell Thunderstorm over High Terrain in Northern Arizona
Forecasting Severe Weather Along the Mogollon Rim Convergence Zone
Evolution of a Mesoscale Convective Vortex over Northern Arizona
Synoptic Environments Associated with Tornadoes in Northern Arizona
Radar Observations of the Early Evolution of Bow Echoes © American Meteorological Society. Used with permission.
The Development of Severe Convection Along a Dry Line in Northern Arizona
Supercells in Environments with Atypical Hodographs © American Meteorological Society. Used with permission.
A Comparison of Wind Speed and Forest Damage Associated with Tornadoes in Northern Arizona © American Meteorological Society. Used with permission.
Interactions between a Supercell and a Quasi-Stationary Frontal Boundary © American Meteorological Society. Used with permission.
Blanchard, D. O., 2008: Interactions between a Supercell and a Quasi-Stationary Frontal Boundary. Mon. Wea. Rev., 136, 5199–5210, https://doi.org/10.1175/2008MWR2437.1.
Blanchard, D. O., 2011: Supercells in Environments with Atypical Hodographs. Wea. Forecasting, 26, 1075–1083, https://doi.org/10.1175/WAF-D-11-00012.1.
Blanchard, D. O., 2013: A Comparison of Wind Speed and Forest Damage Associated with Tornadoes in Northern Arizona. Wea. Forecasting, 28, 408–417, https://doi.org/10.1175/WAF-D-12-00046.1.
Klimowski, B. A., M. R. Hjelmfelt, and M. J. Bunkers, 2004: Radar Observations of the Early Evolution of Bow Echoes. Wea. Forecasting, 19, 727–734, https://doi.org/10.1175/1520-0434(2004)019<0727:ROOTEE>2.0.CO;2.