| Snowfall Totals | ||||||
|---|---|---|---|---|---|---|
| City | Station | December | January | February | March | Season Total |
| Boston | KBOS | 5.0 | 7.9 | 0.5 | 1.4 | 14.8 |
| New York City | KNYC | 0.0 | 3.5 | 0.0 | 0.0 | 3.5 |
| Philadelphia | KPHL | 0.0 | 4.0 | 0.0 | 0.0 | 4.0 |
| Baltimore | KBWI | 0.0 | 2.3 | 0.0 | 0.0 | 2.3 |
| Washington, D.C. | KDCA | 0.0 | 2.7 | 0.5 | 0.0 | 3.2 |
| Richmond | KRIC | 0.0 | 8.7 | 0.0 | 0.0 | 8.7 |
| NAO | PNA | AO |
|---|---|---|
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| Monthly Index Values(HADISST) | ||||
|---|---|---|---|---|
| Month | Nino 1+2 | Nino 3 | Nino 3.4 | Nino 4 |
| December | -1.12 | -0.64 | -0.46 | 0.01 |
| January | -0.94 | -0.49 | -0.14 | 0.27 |
| February | -0.30 | -0.20 | 0.00 | 0.25 |
| March | 0.62 | 0.20 | 0.11 | 0.26 |
| HADISST values removed 1981-2010 base period | ||||
| Monthly Index Values(ERSST.v5) | ||||
|---|---|---|---|---|
| Month | Nino 1+2 | Nino 3 | Nino 3.4 | Nino 4 |
| December | -1.09 | -0.59 | -0.37 | 0.22 |
| January | -0.76 | -0.50 | -0.16 | 0.48 |
| February | 0.01 | -0.24 | -0.03 | 0.56 |
| March | 0.84 | 0.19 | 0.05 | 0.37 |
| **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 | -0.83 | -0.54 | -0.40 | 0.11 |
| January | -0.82 | -0.54 | -0.07 | 0.51 |
| February | -0.01 | -0.16 | 0.23 | 0.66 |
| March | 1.01 | -0.08 | 0.10 | 0.49 |
| **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 | -0.46 | Nov/Dec/Jan | -0.31 |
| January | -0.05 | Dec/Jan/Feb | -0.15 |
| February | 0.06 | Jan/Feb/Mar | 0.03 |
| March | 0.09 | ||
| **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 | Month | BEST | ||
| Dec/Jan | 0.017 | December | 0.41 | ||
| Jan/Feb | -0.160 | January | -0.15 | ||
| Feb/Mar | -0.118 | February | -0.33 | ||
| March | 0.44 | ||||
| Monthly SOI Index | |||
|---|---|---|---|
| December | January | February | March |
| -9.1 | 2.7 | 7.7 | -5.2 |
| Monthly Index Values | |||
|---|---|---|---|
| NOAA-NCEI | UW-JISAO | JMA-TCC | |
| December | -1.12 | -0.93 | -0.7812 |
| January | -0.42 | 0.27 | -0.1930 |
| February | -1.51 | -0.64 | -0.8023 |
| March | -1.27 | -0.43 | -0.6251 |
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| Monthly Temperature | |||
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| Monthly Precipitation | |||
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