NDS Directives and Manuals
This webpage lists directives and manuals relevant to operational personnel in the NWS Hydrologic Services Program. For changes and additions, please notify Daniel.Roman@noaa.gov in the OCWWS Hydrologic Services Branch.
Operations and Services
(Functional Area 10)
Training and Education
(Functional Area 20)
Maintenance, Logistics, and Facilities
(Functional Area 60)
Science and Technology
(Functional Area 80)
Functional Area 10 Operations and Services
Series 10-1: NWS Requirements
Series 10-3: Marine and Coastal Weather Services
Series 10-5: Public Weather Services
|NWSI 10-505 - Public Zone Change Process
||Describes the process for requesting, coordinating, and implementing
changes to the public zones used in hydrologic and other NWS products.
|NWSI 10-511 - WFO Severe Weather Products Specification
||Provides specifications for the severe weather products issued by
WFOs, associated issuance guidelines, detailed content descriptions
as needed, and a generic format for each product type. May be useful
in comparing hydrologic products to other public warning products.
|NWSI 10-513 WFO Winter Weather Products Specification
||Provides specifications for the winter weather products issued by WFOs, associated issuance guidelines, detailed content descriptions as needed, and a generic format for each product type. May be useful in comparing long fuse hydrologic products to comparable public warning products.
|NWSI 10-517 - Multi-Purpose Weather Products Specification
||Provides specifications for miscellaneous products issued for severe, winter and/or non-precipitation weather hazards. Includes the Hazardous Weather Outlook product, which summarizes near-term outlook information for multiple weather-related hazards, including flash flooding and longer-duration river flooding.
Series 10-6: Tropical Cyclone Weather
|NWSI 10-601 - Tropical Cyclone Products
||Provides specifications for the tropical cyclone products issued
by the National Hurricane Center (NHC), the Central Pacific Hurricane
Center (CPHC), and WFOs. Includes products which will be relevant
during hydrologic forecasting activities.
10-602 - Coordination, Backup, and Emergency Operations
Describes coordination, backup, and emergency operations during
tropical cyclone events. Includes a short section on flooding-related
activities (e.g., coordination calls between tropical cyclone centers,
RFCs, and WFOs).
10-603 - Hurricane Liaison Team
|| Describes procedures for forming hurricane liaison teams consisting
of TPC meteorologists and southern/eastern region personnel from
WFOs and RFCs. Includes duties of hydrologists on these teams.
Series 10-9: Hydrologic Services
Series 10-10: Climate Services
10-1001- Climate Outlooks
|Provides specifications for the narrative and graphical outlook
products issued by the NCEP Climate Prediction Center (CPC) for the
medium- and long-term forecast horizons. Includes drought forecast
|NWSI 10-1002 - Climate Monitoring
Provides specifications for the narrative and graphical climate monitoring products issued by the CPC.
Series 10-12: Drought Services
Series 10-13: Surface Observing Program (Land)
Series 10-16: Performance
10-1601 - Verification Procedures
||Describes the general framework for verification of forecasts from
all NWS service programs. Includes a section on verification of hydrologic
forecasts (currently flash flood and river stage).
10-1602 - Service Evaluation
||Provides general guidelines for obtaining customer/partner feedback
through outreach activities and summarizing their overall level of
satisfaction in key NWS program areas.
10-1603 - Significant Event Reporting
||Describes how OCWWS provides rapid turn-around reports on significant
hydrologic or meteorologic events to senior NWS, NOAA and DOC personnel
so they can respond to inquiries from the White House, Congress, media,
10-1604 - Post Storm Data Acquisition
||Provides procedures for acquisition of highly perishable data needed
for accurate post-analysis of significant hydrologic or meteorologic
10-1605 - Storm Data Preparation
||Provides procedures for quality controlling and formatting event
descriptions for the Storm Data publication.
10-1606 - Service Assessments
||Provides criteria for determining if a national-level, post-event
service assessment is needed and procedures for conducting such an
- Office Evaluation
||Provides procedures for self evaluations to be conducted at field
offices (including WFOs and RFCs).
Series 10-17: Dissemination
Series 10-18: Service Outreach
10-1801 - Warning Coordination and Hazard Awareness
||Provides guidelines on conduct of a WFO warning coordination and
hazard awareness program. Mentions flash floods and floods as two
of the weather-related events for which drills should be conducted
10-1802 - StormReady and TsunamiReady Organization and Operations
||Provides information on two NWS programs designed to provide communities
with the communication and safety skills necessary to save lives and
property. Includes a reference to community participation in FEMA's
National Flood Insurance Program.
10-1803 - Service Education and Feedback
|Provides guidelines on assessing user needs, building customer/partner
knowledge of NWS services and products, increasing awareness and preparedness,
and using customer and partner feedback to improve services. Includes
important information on the Paperwork Reduction Act, a law which
places limitations on the conduct of user surveys.
10-1804 - Service Outreach Reporting Requirements
||Defines a mechanism for reporting service outreach activities to
regional headquarters. These outreach activities include those conducted
by Service Hydrologists and RFCs.
Series 10-22: Readiness
Functional Area 20: Training and Education
20-1: Training and Education
Functional Area 30: Maintenance, Logistics &
Series 30-12: Configuration and Data Management
Series 30-14: Radio Frequency Management
Series 30-21: System Maintenance
30-2108 - Surface Equipment Maintenance
||Establishes the maintenance procedures and references
technical documentation required for maintenance and modification
of surface equipment (Engineering Handbook 8).
30-2110 - Hydrologic Maintenance
Establishes the maintenance procedures and references technical
documentation required for maintenance and modification of hydrologic
equipment (Engineering Handbook 10).
Functional Area 60 Information Technology
60-1: Internet Servers
60-1 - Technology and Content Requirements for Internet Servers
||Provides the basic NWS policy standards for field office web pages.
Subjects covered include standardized NWS presentation templates,
disability access, utilization monitoring, security, and required
information in displays
|NWSI 60-101 Standard Web Page Layout
||Provides specifications for NWS World Wide Web presentations to comply with all OMB, DOC, NOAA, and NWS standard content requirements as defined in NDS 60-1.
|NWSI 60-102 Content Requirements
||Provides specifications for content of NWS World Wide Web presentations to comply with all OMB, DOC, NOAA, and NWS standard content requirements as defined in NDS 60-1.
|NWSI 60-103 RSS Feed Requirements and Specifications
||Provides technical specifications for use of RSS technologies.
Functional Area 80 Science and Technology
80-2: System Commissioning and Decommissioning
Series 80-7: RFC Development Management
October 4, 2016