The Isabela plate. Relief from Copernicus GLO-30; rivers and lakes from USGS NHD; watersheds from the USGS Watershed Boundary Dataset; roads and city limits from Census TIGER 2024.
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6.75 inches of rain fell in two days, the most for this week of the year since records began in 1901. The next wettest, 5.88 inches, fell in 1939.
Isabela’s center stands about 230 ft above sea level. Within three miles the land runs from 0 ft to 470 ft, a difference of 470 ft: hilly country. Open water lies within three miles. The highest named summit within 15 miles is Cerro de la Bandera, about 1,160 ft, 8 miles south-southeast.
Heights every 0.1 mile from the Copernicus GLO-90 surface model; vertical exaggeration about 18×.
Heights from Copernicus GLO-90 (a surface model: it includes buildings and tree canopy); summits from USGS GNIS; rivers from USGS NHDPlus HR.
Isabela has a tropical rainforest climate. Summer afternoons average 87° in August; winter nights fall to about 67° in January. About 64 inches of rain fall in a normal year.
On November 14 Isabela normally reaches 84° and falls to 71°. The record high is 91°, in 2018; the record low 63°, in 1976. The most rain on this date, 4.33 in, fell in 2004.
Normals 1991–2020 and records since 1901 at Isabela Substation, 3 miles southwest, 190 ft higher. NOAA, through RCC-ACIS.
