NWS Products for Heat Emergency Planning
Short Range Forecasts - National Weather Service - New York, NY
Excessive Heat Outlooks: Contained in the Hazardous Weather Outlook (HWO)
Days 2 to 7 Section, 3 to 5 days before the anticipated event:
Excessive Heat Watches: Issued as Non-Precip Watch (NPW) 24 to 48 hours before event.
Excessive Heat Warnings: Issued as Non-Precip Warning (NPW) within 24 hours of event.
Heat Advisories: Issued as Non-Precip Warning (NPW) within 24 hours of event.
3 Hour Heat Index (Apparent Temperature) Forecasts through Day 3 (Next 72 hours)
Hourly Observations (heat index values of at least 90 degrees will appear in remarks section).
Medium Range Forecasts - Weather Prediction Center's Outlooks
Days 3-7 Heat Index Forecasts for New York City
Daily Maximum Heat Index Forecasts: Chance of Heat Index Reaching 95, 100, and 105.
Daily Mean Heat Index Forecasts: Chance of Heat Index Reaching 85, 90, and 95 degrees.
Daily Minimum Heat Index Forecasts: Chance of Heat Index Reaching 75, 80, and 85 degrees.
Long Range Forecasts - Climate Prediction Center's National Outlooks
Seasonal Temperature & Precipitation Outlooks for NYC
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