Your wunderground API key (xxx) exceeded its allotted usage today by making 39 calls within a minute but the limit is 10.
This feature_id has been disabled for the remainder of the day: history.
We check usage for 24-hour periods based on U.S. Eastern Time.
The plan you are registered for is Stratus - Drizzle, granting you 5000 calls per day with 100 calls per minute limit for all of the features in the Stratus package.
Details: exceededrate_history: maxrate: 39 (of 10)
Time: Wed, Apr 18, 2018 16:15 UTC
Thank you,wunderground.com API Team