| Snowfall Totals | ||||||
|---|---|---|---|---|---|---|
| City | Station | December | January | February | March | Season Total |
| Boston | KBOS | 11.5 | 3.1 | 0.5 | 0.0 | 15.1 |
| New York City | KNYC | 2.5 | 2.3 | 0.0 | 0.0 | 4.8 |
| Philadelphia | KPHL | 0.1 | 0.2 | 0.0 | 0.0 | 0.3 |
| Baltimore | KBWI | 0.3 | 1.5 | 0.0 | 0.0 | 1.8 |
| Washington, D.C. | KDCA | 0.4 | 0.2 | 0.0 | 0.0 | 0.6 |
| Richmond | KRIC | 0.1 | 0.0 | 0.5 | 0.0 | 0.6 |
| NAO | PNA | AO |
|---|---|---|
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| Monthly Index Values(HADISST) | ||||
|---|---|---|---|---|
| Month | Nino 1+2 | Nino 3 | Nino 3.4 | Nino 4 |
| December | -0.19 | 0.25 | 0.51 | 0.77 |
| January | -0.12 | 0.37 | 0.64 | 0.88 |
| February | -0.03 | 0.20 | 0.48 | 0.82 |
| March | -0.44 | -0.02 | 0.36 | 0.70 |
| HADISST values removed 1981-2010 base period | ||||
| Monthly Index Values(ERSST.v5) | ||||
|---|---|---|---|---|
| Month | Nino 1+2 | Nino 3 | Nino 3.4 | Nino 4 |
| December | -0.11 | 0.27 | 0.56 | 0.97 |
| January | -0.35 | 0.21 | 0.60 | 0.93 |
| February | 0.10 | 0.10 | 0.38 | 0.87 |
| March | 0.00 | 0.25 | 0.53 | 0.87 |
| **ERSST.v5 values using 1981-2010 base periods** | ||||
| Monthly Index Values(OISST.v2) | ||||
|---|---|---|---|---|
| Month | Nino 1+2 | Nino 3 | Nino 3.4 | Nino 4 |
| December | 0.34 | 0.33 | 0.50 | 1.01 |
| January | 0.03 | 0.18 | 0.53 | 0.98 |
| February | 0.42 | 0.24 | 0.42 | 1.08 |
| March | 0.48 | 0.29 | 0.61 | 1.03 |
| **OISST.v2 values using 1981-2010 base periods** | ||||
| Historic Nino 3.4/Oceanic-Nino Index Values(ERSST.v5) | |||
|---|---|---|---|
| Month | Nino 3.4 | 3-Month Period | ONI |
| December | 0.52 | Nov/Dec/Jan | 0.55 |
| January | 0.60 | Dec/Jan/Feb | 0.50 |
| February | 0.37 | Jan/Feb/Mar | 0.48 |
| March | 0.48 | ||
| **Anomalies calculated using 30-year climatological values, updated every five years. The updating of base periods removes observed warming trend in Nino 3.4 region. Anomalies generated from CPC** | |||
| Multivariate/Bivariate ENSO Indexes | |||||
|---|---|---|---|---|---|
| Month | MEI-V2 | Month | BEST | ||
| Dec/Jan | 0.29 | December | 0.73 | ||
| Jan/Feb | 0.30 | January | 0.20 | ||
| Feb/Mar | 0.15 | February | 0.30 | ||
| March | 0.52 | ||||
| Monthly SOI Index | |||
|---|---|---|---|
| December | January | February | March |
| -5.5 | 1.3 | -2.2 | -5.2 |
| Monthly Index Values | ||
|---|---|---|
| NOAA-NCEI | JMA-TCC | |
| December | 0.00 | 0.7549 |
| January | -1.40 | -0.1987 |
| February | -1.47 | -0.4053 |
| March | -1.75 | -0.8551 |
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OISST.v2.1 |
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| Monthly Temperature | |||
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| Monthly Precipitation | |||
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