Web Portal Changes:
- Attention: Technicians are currently working to bring Precipitation datasets back to full capability after the April 16 outage.
- NWPS - water.noaa.gov - Officially operational on Wednesday, March 27th, 8-9am EDT
- AHPS - water.weather.gov- Scheduled operations ends on Tuesday, May 28th, 2024 - the pages will automatically redirect to water.noaa.gov until May 28, 2025.
- Other Important URL changes - Service Change Notice 24-29
Please visit https://www.weather.gov/owp/operations for more information.
AHPS Downloads
While the AHPS display allows for the use of interactive toggles with the image, AHPS data can also be utilized within GIS software.
This page links to "Shapefiles" and "KMZ" files (generated every 15 minutes) which are compressed "KML" files compatible with several
GIS software applications. A list of some of the software applications that support Shapefiles and KML can be found
HERE
or, visit the
NWS website Standards Description Website
which explains KML in more detail.
Recently, the downloadable observations and forecast files have changed.
Click here to see a summary of the changes.
Observed
Shapefile
- Shapefile (Observed)
- Description: The most recent observation values from 04/25/2024 15:23 UTC.
- Last Updated: 04/25/2024 15:23 UTC
- Size: 1,230 KB
KMZ
- KMZ (Observed)
- Description: The most recent observation values from 04/25/2024 15:38 UTC.
- Last Updated: 04/25/2024 15:38 UTC
- Size: 965 KB
Forecast
Shapefile
KMZ
- KMZ (Maximum Forecast 1-Day)
- Description: The maximum forecast values from 04/25/2024 15:39 UTC to 04/26/2024 15:39 UTC.
- Last Updated: 04/25/2024 15:39 UTC
- Size: 360 KB
- KMZ (Maximum Forecast 2-Day)
- Description: The maximum forecast values from 04/25/2024 15:39 UTC to 04/27/2024 15:39 UTC.
- Last Updated: 04/25/2024 15:39 UTC
- Size: 361 KB
- KMZ (Maximum Forecast 3-Day)
- Description: The maximum forecast values from 04/25/2024 15:39 UTC to 04/28/2024 15:39 UTC.
- Last Updated: 04/25/2024 15:39 UTC
- Size: 359 KB
- KMZ (Maximum Forecast 4-Day)
- Description: The maximum forecast values from 04/25/2024 15:39 UTC to 04/29/2024 15:39 UTC.
- Last Updated: 04/25/2024 15:39 UTC
- Size: 359 KB
- KMZ (Maximum Forecast 5-Day)
- Description: The maximum forecast values from 04/25/2024 15:40 UTC to 04/30/2024 15:40 UTC.
- Last Updated: 04/25/2024 15:40 UTC
- Size: 354 KB
- KMZ (Maximum Forecast 6-Day)
- Description: The maximum forecast values from 04/25/2024 15:40 UTC to 05/01/2024 15:40 UTC.
- Last Updated: 04/25/2024 15:40 UTC
- Size: 354 KB
- KMZ (Maximum Forecast 7-Day)
- Description: The maximum forecast values from 04/25/2024 15:40 UTC to 05/02/2024 15:40 UTC.
- Last Updated: 04/25/2024 15:40 UTC
- Size: 354 KB
- KMZ (Maximum Forecast 8-Day)
- Description: The maximum forecast values from 04/25/2024 15:40 UTC to 05/03/2024 15:40 UTC.
- Last Updated: 04/25/2024 15:40 UTC
- Size: 354 KB
- KMZ (Maximum Forecast 9-Day)
- Description: The maximum forecast values from 04/25/2024 15:40 UTC to 05/04/2024 15:40 UTC.
- Last Updated: 04/25/2024 15:40 UTC
- Size: 357 KB
- KMZ (Maximum Forecast 10-Day)
- Description: The maximum forecast values from 04/25/2024 15:40 UTC to 05/05/2024 15:40 UTC.
- Last Updated: 04/25/2024 15:40 UTC
- Size: 357 KB
- KMZ (Maximum Forecast 11-Day)
- Description: The maximum forecast values from 04/25/2024 15:41 UTC to 05/06/2024 15:41 UTC.
- Last Updated: 04/25/2024 15:41 UTC
- Size: 357 KB
- KMZ (Maximum Forecast 12-Day)
- Description: The maximum forecast values from 04/25/2024 15:41 UTC to 05/07/2024 15:41 UTC.
- Last Updated: 04/25/2024 15:41 UTC
- Size: 357 KB
- KMZ (Maximum Forecast 13-Day)
- Description: The maximum forecast values from 04/25/2024 15:41 UTC to 05/08/2024 15:41 UTC.
- Last Updated: 04/25/2024 15:41 UTC
- Size: 357 KB
- KMZ (Maximum Forecast 14-Day)
- Description: The maximum forecast values from 04/25/2024 15:41 UTC to 05/09/2024 15:41 UTC.
- Last Updated: 04/25/2024 15:41 UTC
- Size: 357 KB
- KMZ (Maximum Forecast Entire Period)
- Description: The maximum forecast values from 04/25/2024 15:41 UTC to 05/09/2024 15:41 UTC.
- Last Updated: 04/25/2024 15:41 UTC
- Size: 366 KB
Long Range
Shapefile
KMZ
CSV
- Long Range River Flood Risk Data
- Description: A complete list of all lids that receive LRO data showing the most recent data received by each.
- Size: 373k
- Last Updated: 04/25/2024 15:00 UTC (Updated every 1 hour)
RSS