Precipitation Processing System Data Ordering Interface for TRMM and GPM (STORM): Home

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10/15/2024 - On Tuesday October 15, 2024 at approximately 18:14 UTC the GPM spacecraft had an GPS interference event which tripped some checks in the ephemeris processing at PPS. Details here.

10/07/2024 - Monday October 07, 2024: PPS production data resumed. JAXA repaired the affected systems and provided all expected data to PPS.

10/04/2024 - Due to the serious JAXA system failures, PPS has placed part of PPS production on hold.

09/03/2024 - On September 03, 2024 PPS will update the DPR L3 Daily and Monthly Product from V07C to V07D. Please read the important details here.

05/16/2024 - On June 03, 2024 PPS will update the GPM Near-realtime (NRT) subsystem to RHEL8 OS. Please read all the details and possible impacts here.

03/04/2024 - On March 08, 2024 after PPS's production system conversion to RHEL 8, PPS will restart GPM radar production processing at version V07C for the post boost radar data. Click here for details.

02/26/2024 - PPS releases 'tkio-3.101.' Click here for details.

02/14/2024 - From Monday March 04, 2024 to Wednesday March 06, 2024, PPS will not distribute the data of GPM and its partners. Click here for details.

01/18/2024 - V07B IMERG Final Run Retrospective Processing Completed. Click here for details.

12/12/2023 - On December 12, 2023, PPS will start to create the Version 07B Final IMERG product. This reprocessing will correct the anomalous precipitation found in some V07A Final IMERG files due to bad input data. Click here for details.

12/02/2023 - The GPM satellite experienced an anomaly and went into Safe Mode around 00:40 UTC on December 2, 2023 or (19:40 EST December 1, 2023). The GPM satellite has returned to Mission Science Mode. The DPR Ku/Ka radars have returned to operational science mode and are collecting data as of 16:41UTC on December 05, 2023. GPM data will be released after the products are verified by the science team. Note that post-boost DPR data continues to be held from public distribution. Updates will be posted to this website as important details are provided.

11/08/2023 - The GPM Core Satellite Boost (Nov 07-08, 2023) to the new orbit altitude has completed. Everything is nominal. (Please see GMI Footprint Changes Due to 35 km Altitude Boost). The GPM DPR instrument data will take more time to evaluate in detail. Updates will be posted as important information becomes available.

Updates to IMERG V07B and GPM L1 / L2 Data Production (NRT)
Click here for details and the latest updates. Please contact the PPS Help Desk if you have any questions.

Notice: FTP access on PPS's 'arthurhou' production server ended on January 19, 2021
On that date, FTP access to all production data on ftp://arthurhou.pps.eosdis.nasa.gov/ was replaced with FTPS and HTTPS access only. This change is a NASA/GSFC security mandate. See these documents on arthurhouftps access and arthurhouhttps access for more information. Please contact the PPS Help Desk if you have any questions.

PPS Data Access - to search for GPM data, order custom subsets and set up subscriptions.

PPS Public Archive - to access GPM standard products via online ftp.

These are the products available to the public. To retrieve data go to PPS Data Access or PPS Public Archive.

Precipitation Processing System (PPS)

Global Precipitation Measurement Mission (GPM)

Tropical Rainfall Measuring Mission (TRMM)

GPM Ground Validation Data

GPM Field Campaign Data

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