Erik Kostrzewa is the newest member of the FOX 17 weather team, joining the station in June of 2018. He was born and raised in the state of Michigan; spending much of his life in the suburbs of Detroit. Erik attended the University of Michigan and earned a Bachelor’s Degree in Earth Systems Science and Engineering with a concentration in Meteorology.

His first on-air job was in Lansing, Michigan at WLNS-TV. While in the heart of the lower peninsula, Erik covered a wide variety of challenging weather. He is familiar with how quickly the seasons seem to change here and is excited to bring his knowledge to the west side of the state.

On his off days, you’ll find Erik on the golf course, hiking some of the best trails known to Michigan or up north at Houghton Lake relaxing by the water. He also plans on sharpening his skiing skills during the winter months on the slopes in West Michigan.

Erik definitely has an interesting last name which comes from his Polish descent. If you are wondering how it is pronounced, the easiest way to say it is “Ka-Stree-Va”.

Have any story ideas or want to connect with him on social media? You can search for Erik Kostrzewa on Facebook, Twitter or Instagram by using his name or by searching for the username @FOX17Erik. He can also be reached by email at​

Recent Articles
  • Urgent blood drives popping up amid blood shortage

    WYOMING, Mich. — West Michigan is no stranger to the blood shortage happening nationwide. Several hospitals and nonprofits across the state are working to solve the problem, including Metro Health and Versiti Blood Center of Michigan. As the summer rolls on, the need for blood continues to grow. People get out more with the warmer temperatures, leading to an increase in accidents that often require blood to keep someone alive. The blood collected is also incredibly important to patients with […]

  • This week’s heat wave doesn’t have to cost extra

    WEST MICHIGAN — Staying cool in extreme heat can often lead to a much higher energy bill. If you pay extra attention to your household appliances, however, you could end up saving some money during the high heat. The heat will be the worst beginning Thursday and will stretch into the weekend. If you have air conditioning, consumers energy recommends keeping your home at a temperature of 78 degrees when you are home as well as setting it higher when […]

  • Major heat wave brewing; days of excessive heat possible next week

    WEST MICHIGAN — Just one month ago, West Michigan was stuck in the 60s with rain pouring down. As we head into late next week, it could feel like it is well into the 100s. Below is a forecast graphic of how hot it could get at the end of next week and the adjoining weekend. The most significant heat is likely going to be Friday through Sunday of next week, with heat indexes each day pushing past 100 degrees. […]

  • Storm potential for Wednesday continues, shifts north

    WEST MICHIGAN– The thunderstorm threat for this late afternoon / evening appears to have diminished a bit for West Michigan. A low pressure system over northern Minnesota late this morning will continue to track to the east northeast over Lake Superior and then Ontario heading through this evening and overnight. The strongest upper-level energy ( upward forcing ) associated with this system looks to remain to our north this evening thereby directing the most widespread and strongest thunderstorm activity through […]

  • Grand Rapids Downtown Market hosts S.T.E.M. event

    GRAND RAPIDS, Mich. — The Downtown Market turned scientific Tuesday as the building turned into an event showcasing careers in S.T.E.M. S.T.E.M stands for science, technology, engineering and math, areas where a majority of careers today are related to. The market invited kids of all ages to come and enjoy a wide range of activities including interacting with robots and a virtual reality booth. Summer sees a huge decline in learning as kids are away from the classroom, so this […]

  • Our severe weather threat has diminished this evening

    WEST MICHIGAN — A Severe Thunderstorm Watch was is in effect for Allegan, Barry, Berrien, Cass, Kalamazoo, Kent, Muskegon, Ottawa, St. Joseph and Van Buren counties until 10 p.m…but was cancelled early. A first round of storms arrived on the lakeshore in West Michigan around 5:30 p.m., mainly bringing winds of around 30 to 35 miles per hour. The strongest storms, which triggered a few severe thunderstorm warnings, were located across our extreme southern counties of Berrien, Cass, and St. […]

  • Safety on Lake Michigan even more important with high water levels

    GRAND HAVEN, Mich. — Before diving in, always pay attention to the flags and warning signs posted on the beach. The red flags were flying on Tuesday, even under bright blue skies. They are placed out on the beach by the Michigan Department of Natural Resources after consulting with the forecasted waves and wind. As always, it is best to think of the warning flags as a stop light. Green means you are good to go into the water without […]

  • Parchment, Mattawan flooding ‘the worst it has ever been’

    PARCHMENT, Mich. — Kalamazoo County has been hit hard with flooding this spring. Parchment saw nearly 4 inches of rain in about 24 hours, leading to damaging flooding. Homes on 20th Street are now submerged in flood water. What the city saw in rainfall Wednesday night is around what is normal for the entire month of June. For rainfall amounts to get back to normal for the year, rain would have to stop falling until Aug. 7. “The worst it […]

  • ‘Black sand’ uncovered on Lake Michigan’s shore

    PORT SHELDON TOWNSHIP, Mich. — While walking on the beaches of Lake Michigan this spring, you may have stumbled upon a dark blob of material near the water. What it is has been on the beach the entire time, but is now being uncovered and left behind by higher water levels and waves. The black sand being uncovered is not hazardous. It is mixed up in the lighter sand, but in a small concentration, likely the reason why it is […]

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