| Snowfall Totals | ||||||
|---|---|---|---|---|---|---|
| City | Station | December | January | February | March | Season Total |
| Boston | KBOS | 0.1 | 2.1 | 11.6 | 13.5 | 27.3 |
| New York City | KNYC | 0.0 | 1.1 | 2.6 | 10.4 | 14.1 |
| Philadelphia | KPHL | 0.3 | 2.6 | 6.6 | 4.0 | 13.5 |
| Baltimore | KBWI | 0.0 | 7.8 | 6.1 | 2.7 | 16.6 |
| Washington, D.C. | KDCA | 0.0 | 11.5 | 3.7 | 0.3 | 15.5 |
| Richmond | KRIC | 11.5 | 1.5 | 0.1 | 0.0 | 13.1 |
| NAO | PNA | AO |
|---|---|---|
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| Monthly Index Values(HADISST) | ||||
|---|---|---|---|---|
| Month | Nino 1+2 | Nino 3 | Nino 3.4 | Nino 4 |
| December | 0.79 | 0.98 | 0.97 | 0.89 |
| January | 0.67 | 0.59 | 0.51 | 0.50 |
| February | 0.66 | 0.59 | 0.62 | 0.67 |
| March | -0.18 | 0.62 | 0.81 | 0.68 |
| HADISST values removed 1981-2010 base period | ||||
| Monthly Index Values(ERSST.v5) | ||||
|---|---|---|---|---|
| Month | Nino 1+2 | Nino 3 | Nino 3.4 | Nino 4 |
| December | 0.98 | 0.94 | 0.93 | 1.01 |
| January | 0.85 | 0.59 | 0.64 | 0.84 |
| February | 0.60 | 0.58 | 0.72 | 0.81 |
| March | 0.19 | 0.68 | 0.85 | 0.76 |
| **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 | 0.78 | 0.98 | 0.96 | 1.03 |
| January | 0.58 | 0.54 | 0.51 | 0.70 |
| February | 0.31 | 0.55 | 0.68 | 0.96 |
| March | 0.16 | 0.76 | 1.01 | 0.91 |
| **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 | 0.89 | Nov/Dec/Jan | 0.81 |
| January | 0.65 | Dec/Jan/Feb | 0.75 |
| February | 0.71 | Jan/Feb/Mar | 0.72 |
| March | 0.80 | ||
| **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 | 0.08 | December | -0.23 | ||
| Jan/Feb | 0.52 | January | 0.36 | ||
| Feb/Mar | 0.77 | February | 1.58 | ||
| March | 0.92 | ||||
| Monthly SOI Index | |||
|---|---|---|---|
| December | January | February | March |
| 9.3 | -0.6 | -13.5 | -6.8 |
| Monthly Index Values | ||
|---|---|---|
| NOAA-NCEI | JMA-TCC | |
| December | -0.21 | 0.3899 |
| January | -0.33 | 0.4479 |
| February | -0.72 | 0.1707 |
| March | -0.33 | 0.3011 |
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| Monthly Temperature | |||
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| Monthly Precipitation | |||
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