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Latest Thunderstorm Stories

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2012-10-23 04:00:23

redOrbit Meteorologist Joshua Kelly Big Story Weather from October 22: Severe weather hit the West Coast yesterday. A combination of heavy snowfall along with severe storms was found in California. This system was also responsible for producing tornadoes which hit in the Northern portion of California. One possibly hit in or near Sacramento. A few stronger storms produced hail in Central Texas and Southern Illinois. Snowfall amounts have varied from a few inches at the basins of the...

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2012-10-18 12:33:41

redOrbit Meteorologist Joshua Kelly A potent weather system has been impacting regions from the Great Lakes to the Atlantic Seaboard. Where did this thing start and why was it so strong? The first thing we will look at is the 300mb level upper level wind flow chart analysis which shows us the winds associated with the Polar Front Jet. The reason it is important to look at this chart is because we need to evaluate the strength of the cold air being pushed southward. (Image...

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2012-10-12 04:00:03

redOrbit Meteorologist Joshua Kelly Big Story Weather from October 11: The upper level low that was over California brought some rain to the area for the first time in a while. Elsewhere a high pressure center over the East brought some of the coldest air of the year to the region. Tropical Storm Patty developed overnight and should continue to track southwestward over the next 24hrs. Weather Outlook for October 12: The continued development of the Southwestern Low will bring...

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2012-10-10 04:00:12

redOrbit Meteorologist Joshua Kelly Big Story Weather from October 9: The big chill continued as it pushed south and east overnight into the Midwest and also the Tennessee River Valley. Behind it strong winds were in the range of 15-30mph over the Dakota´s pushing that colder air into the region. There were no major severe weather events on the day as most of the country was dry and cold. Weather Outlook for October 10: Frontal boundary moving through the Eastern Great...

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2012-10-08 04:00:31

redOrbit Meteorologist Joshua Kelly Big Story Weather from October 5-7: The big story from the past three days has been the arrival of cold polar air into the United States. We are slowly going to see this modify before the next shot comes in later this week. Frost and freeze warnings have been expanded down into the Southern Plains and eastward across a good portion of the Ohio River Valley. Severe weather was very limited this past weekend due to all the colder air in place,...

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2012-09-28 04:00:44

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 27: Severe weather hit the frontal boundary hard yesterday as there were reports of tornadoes in both Colorado and PA. The hail was the big story as many places got hit hard with hail in Colorado. In some place there were reports of hail in depth on the ground making it look like snow. Weather Outlook for September 28: Stationary boundary will again extend from the Mid-Atlantic region all the way back...

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2012-09-27 03:00:00

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 26: Another severe weather day from the Texas Panhandle all the way northeastward into the Ohio River Valley and parts of the Mid-Atlantic. These areas dealt with strong winds, damaging hail and heavy flooding rains. Also the cool weather was in place over the Northern Plains yesterday morning. Weather Outlook for September 27: Stationary boundary and the associated low will again create a severe weather setup from...

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2012-09-26 03:00:15

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 25: A big day in the severe weather arena as our frontal boundary gained a lot more strength than I thought it would and was responsible for tornadoes in and around Indiana. There were multiple reports of large hail from Indiana westward through Missouri and southward back into the Southern Plains from Kansas to Texas. We also saw a lot of wind damage reports in the same area yesterday. The rainfall rates were heavy...

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2012-09-24 03:00:34

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 21-23: The cold air of old man winter arrived in places like North Dakota, South Dakota, Minnesota and Iowa. Many of these places enjoyed the cold record setting air over the weekend as temps dropped into the 20´s. Also the Northern part of Minnesota got a tease of snow with upwards to 1 inch. The west dealt with the heat as many places in California had temps soar into the 90´s and even 100´s. On...

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2012-09-21 03:00:55

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 20: The cold air is settling in over a good portion of the Northern Plains and also the Great Lakes region as many places again last night dealt with frost and freezing conditions. There were a few wind damage reports that came in from Southeast Georgia and the Northeast portion of Florida. Also yesterday there were reports of hail in Missouri, other than that a fairly quiet severe weather day. Weather Outlook...


Latest Thunderstorm Reference Libraries

Weather Model Discussion:  How To Use Surface Dew-points For Weather Forecasting Purposes
2013-01-29 08:53:47

Surface Dew-points can play a huge role in weather forecasting. The first such role is that it helps determine the amount of moisture in the atmosphere for a given point. If we look at the current dew-point map above from January 28, 2013 we can note several things of interest. First, if we look at where the black circle is around the number 70, we can make note that this air right off the coast of Texas is at a dew point of 70F. The temperature outside must be above 70F, because the...

Weather Education - Air Mass Thunderstorms
2013-01-13 10:30:47

Air mass thunderstorms are found in marine time tropical air. In short they are also known as MT Thunderstorms. Air mass thunderstorms represent what is known as the common three stage thunderstorm development. This means that an air mass thunderstorm goes through the stages of Cumulus which is represented by the updrafts only being present; secondly it moves into the mature stage where it has both updrafts and downdrafts; finally it goes into the dissipating stage where you see only the...

Weather Education - Super-cell Thunderstorms
2013-01-13 09:51:18

In this lesson we are going to take a look at super-cell thunderstorms and what they mean and how they impact our daily lives. First, a super-cell thunderstorm is formed from a cumulus-nimbus cloud.  Super-cell thunderstorms are the most advanced form of thunderstorms known on earth. This is because these types of thunderstorms need so many things to come together in the atmosphere at the same time. The first thing they need is the warm moist air at or near the surface. Secondly, is...

Weather Education - Orographic Thunderstorms
2013-01-13 09:40:16

Orographic thunderstorms are formed when the air is pushed up a mountain side. This type of thunderstorm is found only on the windward side of a mountain range. In the United States we would find these types of thunderstorms on the western slopes of the Rocky Mountains and also on the western slopes of the Appalachians. Things that make this thunderstorm important: First of all they only form in certain geographical places on the earth as mentioned above. But they can form anywhere in the...

Post Weather Report From September 5, 2012
2012-09-06 08:00:50

September 5: The southwest was encompassed in the monsoon rains yesterday bringing areas of flash flooding to portions of Arizona. Another smaller but large flooding event occurred along the Mississippi Gulf Coast where places in Jackson County received 7inches of rainfall in 2 1/2hours which lead to large flooding problems of already saturated grounds from Isaac-1. The heat persisted in Eastern Texas and into Louisiana and northward into Arkansas as some places felt temps hit the100’s with...

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Word of the Day
cacodemon
  • An evil spirit; a devil.
  • A nightmare.
  • In astrology, the twelfth house of a scheme or figure of the heavens: so called from its signifying dreadful things, such as secret enemies, great losses, imprisonment, etc.
'Cacodemon' comes from a Greek term meaning 'evil genius.'
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