| Snowfall Totals | ||||||
|---|---|---|---|---|---|---|
| City | Station | December | January | February | March | Season Total |
| Boston | KBOS | 5.9 | 8.9 | 21.5 | 10.1 | 46.4 |
| New York City | KNYC | 3.2 | 7.9 | 9.4 | 9.7 | 30.2 |
| Philadelphia | KPHL | 0.3 | 5.7 | 2.0 | 7.0 | 15.0 |
| Baltimore | KBWI | 0.0 | 0.7 | 0.0 | 2.3 | 3.0 |
| Washington, D.C. | KDCA | 0.0 | 1.4 | 0.0 | 2.0 | 3.4 |
| Richmond | KRIC | 0.0 | 7.1 | 0.0 | 0.0 | 7.1 |
| NAO | PNA | AO |
|---|---|---|
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| Monthly Index Values(HADISST) | ||||
|---|---|---|---|---|
| Month | Nino 1+2 | Nino 3 | Nino 3.4 | Nino 4 |
| December | 0.02 | -0.48 | -0.51 | -0.13 |
| January | 0.33 | -0.09 | -0.34 | -0.13 |
| February | 0.92 | 0.40 | -0.01 | 0.06 |
| March | 1.56 | 0.24 | -0.09 | -0.05 |
| HADISST values removed 1981-2010 base period | ||||
| Monthly Index Values(ERSST.v5) | ||||
|---|---|---|---|---|
| Month | Nino 1+2 | Nino 3 | Nino 3.4 | Nino 4 |
| December | 0.35 | -0.44 | -0.47 | -0.09 |
| January | 0.95 | -0.08 | -0.44 | -0.08 |
| February | 1.44 | 0.42 | -0.07 | 0.01 |
| March | 1.68 | 0.39 | 0.08 | 0.09 |
| **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 | 0.53 | -0.36 | -0.41 | -0.14 |
| January | 1.23 | -0.02 | -0.32 | -0.12 |
| February | 1.62 | 0.63 | 0.14 | -0.07 |
| March | 1.89 | 0.57 | 0.13 | -0.06 |
| **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 | -0.50 | Nov/Dec/Jan | -0.56 |
| January | -0.43 | Dec/Jan/Feb | -0.34 |
| February | -0.08 | Jan/Feb/Mar | -0.16 |
| March | 0.03 | ||
| **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 | -0.41 | December | -0.39 | ||
| Jan/Feb | -0.41 | January | -0.26 | ||
| Feb/Mar | -0.58 | February | 0.11 | ||
| March | -0.51 | ||||
| Monthly SOI Index | |||
|---|---|---|---|
| December | January | February | March |
| 2.6 | 1.3 | -2.2 | 5.1 |
| Monthly Index Values | |||
|---|---|---|---|
| NOAA-NCEI | UW-JISAO | JMA-TCC | |
| December | 0.60 | 1.17 | 0.6502 |
| January | -0.05 | 0.77 | 0.4392 |
| February | -0.01 | 0.70 | 0.5513 |
| March | 0.10 | 0.74 | 0.6490 |
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OISST.v2.1 |
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| Monthly Temperature | |||
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| Monthly Precipitation | |||
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