Hurricane Calvin

Jul 10, 2023 to Jul 19, 2023Peak 127 mph953 mb

Hurricane Calvin came within 100 miles of 1 U.S. county without passing within 50.

Major hurricane
Hurricane
Tropical storm
Post-tropical

Watch how it happened

Hurricane Calvin · 2023

How it happened

Follow the storm’s path, strength and milestones.

About this replay

Date and time (UTC)—Historical replay — not a forecast

Wind speed—

Category—

Pressure—

Storm milestones

Storm trackPast (solid) and future (dashed)

Wind fieldExtent of tropical-storm-force winds (≥ 39 mph), with 58 and 74 mph rings inside

County proximityCounties within 50 miles, lit at the hour of closest approach (brighter when closer)

Source: National Hurricane Center · HURDAT2. Positions every six hours, interpolated between fixes. Relief: Natural Earth. Times shown in UTC.

From space

Hurricane Calvin on July 18, 2023, about 11 hours before its closest pass to Hawaii County, HI.

The storm

Peak strength: Category 3; 127 mph, 110 kt
Lowest pressure: 953 mb; Over the whole track
Counties within 50 miles: 0; None
Counties within 100 miles: 1; HI
Strongest near the U.S.: Tropical storm; Hawaii County, HI, 83.7 mi, Jul 19, 2023
Landfalls recorded: 0; Anywhere on the track

Every county it passed

Closest approach to each county boundary, with the storm’s strength at that moment.

Counties within 100 miles

Hawaii County	HI	83.7	Tropical storm	Jul 19, 2023

Distances are measured from hourly positions interpolated between the National Hurricane Center’s six-hourly fixes to each county boundary. Strength is shown only where the storm was still tropical. Methodology.

National Hurricane Center HURDAT2. Storm totals cover the Atlantic and Northeast and Central Pacific basins.