La Nina strength outlook
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Sure! This website gives you the latest forecast probabilities for different La Nina strength thresholds. For example, CPC forecasts an 85% chance of La Nina (Nino-3.4 index less than or equal to -0.5C) and a 30% chance that the La Nina will be strong, with Nino-3.4 index less than -1.5C, in the upcoming December-February. I also note that you can find the average La Nina temperature anomalies for Wisconsin and other regions of the US at this site. You also could use this site to view the expected La Nina impacts.