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2013-09-10 04:00:10

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 9: Yesterday was another hot day over the middle of the United States with temps soaring into the upper 90’s and heat index values near 105F. Flooding rains were also a big concern as places in the Rockies saw well over 3-5 inches of rainfall leading to large flash flooding events. Cold weather was a big impact as well with some places in the Northeast getting into the lower 30’s last night. Severe weather...

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2013-09-09 04:00:05

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 6-8: A very wet weekend with multiple areas of flooding rains that pushed from Montana into the Dakotas. There was also another round of frost over the Northeast over the weekend. Friday’s severe weather included 1.75 inch hail over North Dakota and Montana along with 75-85mph wind gusts in Wyoming. Saturday’s severe weather included 2.5 inch hail in South Dakota and wind gusts of 70-80mph also in South Dakota....

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2013-09-06 04:00:03

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 5: The heat continued over the Plains again with many places getting into the 90’s with heat index values near 105F. Severe weather was limited. The largest hail was 2.75 inches in South Dakota. The strongest winds came from storms over Oregon and Idaho with gusts around 60-70mph. The coldest evening lows occurred over Northern Minnesota and portions of the Eastern Lakes as temps fell into the 30’s. Tropical...

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2013-09-05 04:00:07

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 4: The heat continued to dominate a good portion of the Plains region. Cooler air began to slide in with the high pressure over the Great Lakes, the Eastern Plains, and the Northeast. Severe weather was limited to 2.0 inch hail over South Dakota along with 60-70mph wind gusts in Southern California. Big Story Weather Discussion for September 5: Surface Map: High pressure moving into the Great Lakes...

Cassini Uncovers New Data About Saturn's Atmosphere Composition
2013-09-04 11:00:03

[ Watch the Video: Saturn Storm Reveals Its Explosive Power ] Lee Rannals for redOrbit.com - Your Universe Online A new analysis of near-infrared images taken by NASA's Cassini orbiter is providing more data about the composition of Saturn's atmosphere. Scientists, publishing a paper in the journal Icarus, say they have discovered that cloud particles at the top of Saturn's great storms are composed of a mix of three substances, including water ice, ammonia ice and an uncertain third...

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2013-09-04 04:00:47

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 3: The heat returned to the Plains again yesterday. Severe weather was limited with no tornadoes reported. The largest hail was 1.75 inches in Maine. The strongest winds came from Utah with gusts around 60-65mph. There were also strong thunderstorms yesterday along the Gulf Coast. Big Story Weather Discussion for September 4: Surface Map: High pressure over the Mid-Mississippi Valley will keep the...

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2013-09-03 04:00:32

redOrbit Meteorologist Joshua Kelly Big Story Weather from September 2: The heat continued yesterday over parts of Texas and the Northern Rockies where temps soared into the upper 90’s. Severe weather was limited with no tornadoes reported. The largest hail came from New York at the size of 2 inches and the strongest wind gusts also came from New York at 60-70mph. Big Story Weather Discussion for September 3: Surface Map: High pressure over the Ohio River Valley will...

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2013-09-02 04:00:56

redOrbit Meteorologist Joshua Kelly Big Story Weather from August 30- September 1: The heat finally maxed out and has been replaced by cooler air over the Northern Plains, while the Southern Plains continued to bake. Severe weather was pretty widespread this weekend. On Friday two tornadoes were recorded - one in South Dakota and the other in North Dakota. The largest hail of the day was 3.0 inches which occurred in North Dakota. The strongest wind gusts at 75mph were reported in...

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2013-08-30 04:00:35

redOrbit Meteorologist Joshua Kelly Big Story Weather from August 29: The heat continued to bake the Plains yesterday from Dallas to North Dakota with temps in the 90’s and 100’s along with heat index values near 110. Severe weather was limited, however there were two tornadoes both in Minnesota. The largest hail was reported in Minnesota as well at 1.75 inches. The strongest wind gusts came from Montana and Utah in the 70-80mph range. Big Story Weather Discussion for August...

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2013-08-29 03:50:04

redOrbit Meteorologist Joshua Kelly Big Story Weather from August 28: The heat impacted large areas of the Plains again yesterday with temps soaring over 100F and heat index values near 110. Severe weather was limited, however there were reports of hail around 1.75 inches in South Dakota along with wind gusts near 70-80mph in South Dakota, North Dakota, and Utah. Big Story Weather Discussion for August 29: Surface Map: High pressure over Eastern Texas will bring extensive...


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
omphalos
  • The navel or umbilicus.
  • In Greek archaeology: A central boss, as on a shield, a bowl, etc.
  • A sacred stone in the temple of Apollo at Delphi, believed by the Greeks to mark the 'navel' or exact center-point of the earth.
'Omphalos' comes from the ancient Greek.
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