Grandma's Marathon

When: Today, Two Harbors to Duluth

Entrants: 7,794 (13th largest in U.S.)

Prize money: $100,000 ($10,000 to men's and women's winner)

Course records: Dominic Ondoro, Kenya, 2:09:06 (2014); Sarah Kiptoo, Kenya, 2:26:32 (2013)

Start: 7:45 a.m.

Weather: Predicted high of 68 with 70 percent chance of rain and fog

Olympic Trials: Men running 2:15 and faster, and women running 2:43 and faster qualify for the 2016 U.S. Olympic Trials on Feb. 13 in Los Angeles

Garry Bjorklund Half Marathon

Entrants: 8,358 (53rd largest in U.S.)

Prize money: $26,100 ($3,000 to men's and women's winner)

Course records: Mo Trafeh, USA, 1:01:17 (2013); Kara Goucher, USA, 1:09:46 (2012)

Start: 6:15 a.m.