One of the interesting questions that comes up every year is how to compare a tornado season with previous seasons. In 2009, that question has come up particularly in light of the quiet conditions lately.…
Category: U.S. Severe Weather Blog
Quiescent Conditions
Unusually quiet weather conditions for this time of year continue into the weekend.
Anatomy of a Well Forecast Bow Echo, Part II
A cautionary note about deterministic guidance from high-resolution NWP models.
Anatomy of a Well Forecast Bow Echo
A remarkable forecast of severe storms last Friday, May 8, 2009.
April 9, 2009 Severe Weather Potential
A look at an unfolding severe weather event and some new forecast techniques.
US Annual Tornado Death Tolls, 1875-present
We frequently get asked, “how many…” occur each year. One of the most common of those questions involves tornado deaths. Here’s the raw data.
The relationship between preliminary and final tornado reports
The relationship between the preliminary and final counts of tornadoes is not as straightforward as it seems.
The rarity of the Oklahoma tornadoes of 10 Feb revisited
The question of how rare an event the Oklahoma tornadoes of 10 February 2009 is very difficult to answer.
Widespread Severe Thunderstorm Winds for a February Day
The number of severe thunderstorm wind reports on Wed. Feb. 11, 2009 is unusual for so early in the year.
How rare was the Oklahoma City-Edmond tornado of 10 Feb 2009?
Tornadoes as far west or farther west than the Oklahoma City-Edmond tornado have occurred rarely in January or February since 1950.