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The central and eastern equatorial Pacific are warmer than the 1991–2020 average.Orange and red mean warmer; blue means cooler. Blue outlines mark NOAA’s four Niño monitoring regions.
SURFACE20°S—20°N120°E—80°W
OBS · AUG 16 2026
−3°CCOOLER ← VS AVERAGE → WARMER+3°C
Standard N3.4+2.7°C
Relative N3.4+1.8°C
Baseline1991–2020
SourceNOAA CPC / OISST v2.1
Pacific profile · west → eastRelative Niño · 12 week · Standard shown below
NIÑO 4+0.2°
REL Δ -0.5 / 12W · STD +1.0 · AUG 12
NIÑO 3.4+1.8°
REL Δ +1.3 / 12W · STD +2.7 · AUG 12
NIÑO 3+2.5°
REL Δ +1.7 / 12W · STD +3.2 · AUG 12
NIÑO 1+2+3.2°
REL Δ +1.5 / 12W · STD +4.0 · AUG 12
How the warmth moved · 12 monthsOISST · sea-surface temperature compared with average
How to read itEach row is a date. Warm colors moving right show warmer water spreading east.
DataArchived daily NOAA observations · compared with the 1991–2020 average
Strength does not guarantee local impact severity. Regional outcomes depend on season, geography, and other climate drivers.Measurements and forecasts kept separate