August 21, 2023 Hurricane Season
Flurry of storm activity in Atlantic
August 2023 was the 10th-warmest August in the 132-year national record (1895–2026), at 74.4°F against a 1991–2020 normal of 73.1°F (+1.3°F).
August 2023 was the 43rd-wettest August in the 132-year national record (1895–2026), at 2.8in against a 1991–2020 normal of 2.7in (+0.1in).
NOAA/NCEI Climate at a Glance, contiguous United States. This is the observed record for the month, not a score of anything said in this piece — the forecast ledger begins 2026-08-17 and cannot reach earlier posts.
Top stories Monday morning: (1) Remnants of Hilary continue through Nevada into Idaho leading to heavy rain event for Rockies.
(2) Monster “ heat dome ” in the central U.S. with unbelievable 500 hPa height at 6027 m. Extreme heat > 100°F on tap for mostly everyone east of the Rockies.
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