What exactly is El Niño? CNN’s Jennifer Gray explains this weather phenomenon that happens between the Pacific Ocean and the atmosphere.

The science behind El Niño
By Cumulus Media
Aug 17, 2015 | 3:33 AM
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Current Conditions: Fresno, CA, USA

76 °F
Sunny
S @ 3 mph
50 %
0.0 in
30
Summary
High
Low
Wind
Precipitation
Wed

Sunny
High:106 °F
Low:69 °F
Wind:W @ 4 mph
Precipitation:0.0 in
Thu

Sunny
High:102 °F
Low:65 °F
Wind:NNW @ 4 mph
Precipitation:0.0 in
Fri

Sunny
High:103 °F
Low:64 °F
Wind:NNW @ 6 mph
Precipitation:0.0 in
Sat

Sunny
High:103 °F
Low:67 °F
Wind:NW @ 9 mph
Precipitation:0.0 in
Sun

Sunny
High:105 °F
Low:76 °F
Wind:NNW @ 5 mph
Precipitation:0.0 in
Mon

Sunny
High:104 °F
Low:77 °F
Wind:NNW @ 5 mph
Precipitation:0.0 in
Tue

Sunny
High:99 °F
Low:74 °F
Wind:NW @ 4 mph
Precipitation:0.0 in