Month: March 2016

All of Iowa, Winter Weather

Late Night Update, Storms Moving Out, Wintry Weather Continues North

Showers and thunderstorms continue moving through the eastern and southeastern counties of the state. These storms are moving out of the state at this time (see image), however some thunder and lightning have been detected with the deformation zone snow in the northern counties of the state. This will continue in an isolated fashion through …

Uncategorized

Late Evening Update on Winter Storm

A strong storm system continues to track across the region and will do so through Thursday. Rain, freezing rain, and sleet over the north part of the state will begin to transition to snow during the overnight hours. The heaviest snow is anticipated over northern Iowa where 8-12″ of snow is possible for some areas. A few tenths of an inch of ice is possible across north central Iowa. The snow combined with strong north-to-northeasterly winds will lead to near-blizzard conditions across the warning area.

Uncategorized

Tornado Watch Likely for Southwestern Iowa by 3:30 PM

The Storm Prediction Center is Norman, Oklahoma is currently monitoring southwest Iowa for severe potential this afternoon. A Tornado Watch will likely be needed by 3:30 p.m. or so with the risk of tornadoes being confined to a wedge-shaped area immediately ahead of the low pressure system to the east of an arcing dryline and …

Uncategorized

Severe Weather Awareness Week 2016 – Tornadoes

A tornado is a rapidly rotating column of air in contact with the ground. A visible cloud is not needed for a tornado to be in progress. Some tornadoes may not appear to extend to the ground but are causing considerable damage. Tornadoes take on various shapes and sizes, and most produce winds less than 120 MPH. However, a few are capable of producing winds over 200 MPH. Some tornadoes are very small and last for only a minute or so, while others can be a mile wide or larger and stay on the ground for over an hour.

Uncategorized

UPDATE: Winter Storm with Blizzard Conditions to Impact Area Tonight

A powerful storm system will track into the region early Wednesday before shifting to the east, passing to the south of Iowa. To the north of this track, widespread precipitation will overspread the state, changing to snow in the early afternoon. When combined with 25-35 MPH winds with gusts to 45 MPH, blizzard conditions are likely with several periods of near-zero visibility possible. Scattered showers and thunderstorms will be seen to the south. A marginal risk of severe weather exists for an isolated large hail and damaging wind threat there.

Uncategorized

Severe Weather Awareness Week 2016 – Receiving Warning Information

As we head into our second day of severe weather awareness week, today’s focus will be on Receiving Warning Information. One of the most important precautions you can take to protect yourself and your family from severe weather is to remain weather aware. Being weather aware means you are informed of the weather forecast and …

Uncategorized

Winter Storm Set to Impact Area Wednesday and Thursday

A powerful storm system is currently on track to affect the region beginning Wednesday morning and continuing through Thursday morning. Significant snow totals are possible over far northern Iowa, potentially along the lines of up to 12 inches. A marginal risk of severe weather also exists for southeastern Iowa for Wednesday evening.