PORTLAND, Ore. (KOIN) — The first heat wave of the summer will send temperatures close to record-breaking highs this Fourth of July Thursday.
An abundance of sunshine Thursday will warm temperatures rapidly across the Pacific Northwest. Highs are expected to round out in the low to mid-90s by the end of the holiday. The excessive heat will near the record-breaking temperature of 97 degrees for Portland. The last time a record was broken on Independence Day was in 1972.