Much of the US Gets a Brief Warm Up May 13 to 15 Before Below Normal Temperatures Return Across the Country
UNITED STATES — After a prolonged stretch of below normal temperatures across most of the United States, a brief warm-up is expected around May 13 through May 15, offering a short reprieve before the cold pattern reasserts itself. Temperature anomaly data for May 15 shows above normal readings spreading across a wide portion of the country, with the greatest warmth concentrated across the interior West, Plains, and parts of the South.
Where the Warmth Will Be Most Noticeable
The temperature anomaly map for May 15 shows above normal readings across nearly the entire contiguous United States, with the exception of parts of the Northeast and Mid-Atlantic. The largest positive anomalies are concentrated across the Rockies, High Plains, and southern Plains, with some of the highest departures including:
- Casper, Wyoming: +11°F
- Amarillo, Texas: +9°F
- Bismarck, North Dakota: +7°F
- Missoula, Montana: +7°F
- Billings, Montana: +7°F
- Omaha, Nebraska: +7°F
- Cheyenne, Wyoming: +7°F (approximate)
- Fargo, North Dakota: +5°F
- Minneapolis, Minnesota: +5°F
- Dallas, Texas: +5°F
- Denver / Colorado Springs: +5°F
- Chicago, Illinois: +4°F
- Memphis, Tennessee: +4°F
- Nashville, Tennessee: +2°F
- Tampa, Florida: +5°F
- Jacksonville, Florida: +7°F
- Montgomery, Alabama: +5°F
Where Temperatures Stay Near or Below Normal
The Northeast and parts of the Mid-Atlantic remain near or slightly below normal during this period. Cities showing near-zero or negative anomalies include Washington D.C. at -2°F, Norfolk at 0°F, Cincinnati at 0°F, Charleston at 0°F, Pittsburgh at +4°F, Philadelphia showing near normal, and portions of New England and eastern Canada staying flat or slightly cool.
The Bigger Picture Heading Into Mid-May
This warm-up is expected to be brief, covering roughly the May 13 through 15 window. The broader pattern through most of May continues to favor below normal temperatures across the majority of the United States outside of the Pacific Northwest and Southeast US. The mid-May warm-up represents a temporary break rather than a sustained pattern change.
Stay with CabarrusWeekly.com for continuing updates on the temperature outlook heading into mid-May.
