---
source: "NSIDC / NOAA@NSIDC Sea Ice Index (satellite-passive-microwave sea-ice extent)"
source_key: "sea-ice-extent"
endpoint: "/api/climate/v1/get-ocean-ice-data"
retrieved: "2026-07-31T09:14:06Z"
license: "US-Gov-public-domain"
attribution: "Data: NSIDC Sea Ice Index via WorldMonitor (api.worldmonitor.app)"
---

# NSIDC / NOAA@NSIDC Sea Ice Index (satellite-passive-microwave sea-ice extent)

> L1 source pull — `sea-ice-extent` from `/api/climate/v1/get-ocean-ice-data` at 2026-07-31T09:14:06Z. Verbatim transform; never edit by hand.

| field | value |
| --- | --- |
| data | {"arcticExtentAnomalyMkm2": -1.9, "arcticExtentMkm2": 6.54, "arcticTrend": "below_average", "iceTrend12m": [{"anomalyMkm2": -1.91, "extentMkm2": 4.84, "month": "2025-08"}, {"anomalyMkm2": -1.82, "extentMkm2": 5.11, "month": "2025-09"}, {"anomalyMkm2": -2.04, "extentMkm2": 7.68, "month": "2025-10"}, {"anomalyMkm2": -2.19, "extentMkm2": 9.63, "month": "2025-11"}, {"anomalyMkm2": -1.32, "extentMkm2": 12.39, "month": "2025-12"}, {"anomalyMkm2": -1.24, "extentMkm2": 13.72, "month": "2026-01"}, {"anomalyMkm2": -1.43, "extentMkm2": 14.12, "month": "2026-02"}, {"anomalyMkm2": -1.41, "extentMkm2": 13.98, "month": "2026-03"}, {"anomalyMkm2": -1.13, "extentMkm2": 12.98, "month": "2026-04"}, {"anomalyMkm2": -1.21, "extentMkm2": 11.44, "month": "2026-05"}, {"anomalyMkm2": -1.8, "extentMkm2": 9.1, "month": "2026-06"}, {"anomalyMkm2": -1.9, "extentMkm2": 6.54, "month": "2026-07"}], "measuredAt": 1785283200000, "ohc0700mZj": 228.45, "seaLevelAnnualRiseMm": 4.4, "seaLevelMmAbove1993": 100.6, "sstAnomalyC": 0.61} |
