Lake Norman Heat Index of the last 24 hours The current Heat Index is 56.2°F as of 11:16pm 03/09/10. Today's high Heat Index 70.0°F at 3:05pm This month's high Heat Index 70.0°F This year's high Heat Index 70.0°F Heat Index graph of the last 24 hours. This graph is updated on the hour. Today  |  1 Week  |  Month  |  3 Months  |  Year
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