Contact Information
Mailing Address:
CIRES
University of Colorado
216 UCB
Boulder, CO 80309-0216

OR:
325 Broadway
R/PSD1
Boulder, CO 80305-3328
Voice: (303) 497-6172
Fax: (303) 497-6020
E-mail: lesley.l.smith@noaa.gov
PSD Staff Listing
 
PSD Staff List  »  Lesley L. Smith
Lesley L. Smith
Affiliation: CIRES
Phone: (303) 497-6172
E-mail: lesley.l.smith@noaa.gov
Mailing Address:
NOAA/ESRL Physical Sciences Division
R/PSD1
325 Broadway
Boulder, CO 80305

Fax: (303) 497-6020

All plots here preliminary. Right click to see bigger images.
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ENSO's effect on U.S. weather

CESM1 Large Ensemble experiment

Are El Nino teleconnections changing?


Older plots on this topic here.

New

Standardized Nino indices

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w mixed reference periods

wrt 1981-2010 (53, 81)

wrt 1976-1990, 2009-2023 (63, 55)


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2 σ El Ninos: 23 El Ninos for 1976-1990 range. 44 El Ninos for 2009-2023 range.
where sigma of the TS Nino3.4 region DJF anomalies wrt 1981-2010 is 1.386922 deg C.


1.5 σ El Ninos: 53 El Ninos for 1976-1990 range. 81 El Ninos for 2009-2023 range.


1 σ El Ninos: 85 El Ninos for 1976-1990 range. 142 El Ninos for 2009-2023 range.


15 year period Anomalies computed wrt 1981-2010. El Ninos computed wrt 1981-2010 period.

Maps corresponding to lowest precip in strongest El Ninos

In all cases the numerical precip amounts in titles correspond to land-only CA precip (up to 37°N).
Global Precip Anomaly Maps:
1976-1990: top "strongest" 3 individual runs:

Differences with average

2009-2023: top "strongest" 3 individual runs:

Differences with average

CA-area Precip Anomaly Maps:
1976-1990: top "strongest" 3 individual runs:
All:
Differences with average

2009-2023: top "strongest" 3 individual runs:
All:
Differences with average

Z200 Anomaly Maps:
1976-1990: top "strongest" 3 individual runs:
All:
Differences with average

2009-2023: top "strongest" 3 individual runs:
All:
Differences with average

SST Anomaly Maps:
1976-1990: top "strongest" 3 individual runs:
All:
Differences with average

2009-2023: top "strongest" 3 individual runs:
All:
Differences with average

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SST Anomaly Maps

All years:

Strongest El Ninos:

Precipitation Anomaly Maps

All years:

Strongest El Ninos:

Z200 Anomaly Maps

All years:

Strongest El Ninos:

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5 year period plots here

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30 year period plots here

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