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// MCP TOOL REFERENCE

NWS WEATHER TOOLS

58 tools from the NWS Weather MCP Server, categorised by risk level.

View the NWS Weather policy → Token cost: 16,606 tokens →

// ALL 58 NWS WEATHER TOOLS

READ 54 tools

Read alerts_active Returns all currently active alerts Read alerts_active_area Returns active alerts for the given area (state or marine area) Read alerts_active_count Returns info on the number of active alerts Read alerts_active_region Returns active alerts for the given marine region Read alerts_active_zone Returns active alerts for the given NWS public zone or county Read alerts_query Returns all alerts Read alerts_single Returns a specific alert Read alerts_types Returns a list of alert types Read cwa Returns a list of Center Weather Advisories from a CWSU Read cwas Returns a list of Center Weather Advisories from a CWSU Read cwsu Returns metadata about a Center Weather Service Unit Read glossary Returns glossary terms Read gridpoint Returns raw numerical forecast data for a 2.5km grid area Read gridpoint_forecast Returns a textual forecast for a 2.5km grid area Read gridpoint_forecast_hourly Returns a textual hourly forecast for a 2.5km grid area Read gridpoint_stations Returns a list of observation stations usable for a given 2.5km grid area Read icons Returns a forecast icon. Icon services in API are deprecated. Read icons_summary Returns a list of icon codes and textual descriptions. Icon services in API are deprecated. Read iconsDualCondition Returns a forecast icon. Icon services in API are deprecated. Read location_products Returns a list of valid text product types for a given issuance location Read obs_station Returns metadata about a given observation station Read obs_stations Returns a list of observation stations. Read office Returns metadata about a NWS forecast office Read office_headline Returns a specific news headline for a given NWS office Read office_headlines Returns a list of news headlines for a given NWS office Read point Returns metadata about a given latitude/longitude point Read point_stations Returns a list of observation stations for a given point Read product Returns a specific text product Read product_locations Returns a list of valid text product issuance locations Read product_types Returns a list of valid text product types and codes Read products_query Returns a list of text products Read radar_profiler Returns metadata about a given radar wind profiler Read radar_queue Returns metadata about a given radar queue Read radar_server Returns metadata about a given radar server Read radar_servers Returns a list of radar servers Read radar_station Returns metadata about a given radar station Read radar_station_alarms Returns metadata about a given radar station alarms Read radar_stations Returns a list of radar stations Read satellite_thumbnails Returns a thumbnail image for a satellite region. Image services in API are deprecated. Read sigmet Returns a specific SIGMET/AIRMET Read sigmetQuery Returns a list of SIGMET/AIRMETs Read sigmetsByATSU Returns a list of SIGMET/AIRMETs for the specified ATSU Read sigmetsByATSUByDate Returns a list of SIGMET/AIRMETs for the specified ATSU for the specified date Read station_observation_latest Returns the latest observation for a station Read station_observation_list Returns a list of observations for a given station Read station_observation_time Returns a single observation. Read taf Returns a single Terminal Aerodrome Forecast. Read tafs Returns Terminal Aerodrome Forecasts for the specified airport station. Read zone Returns metadata about a given zone Read zone_forecast Returns the current zone forecast for a given zone Read zone_list Returns a list of zones Read zone_list_type Returns a list of zones of a given type Read zone_obs Returns a list of observations for a given zone Read zone_stations Returns a list of observation stations for a given zone

WRITE 4 tools

Write latest_product_type_location Returns latest text products of a given type for a given issuance location with product text Write products_type Returns a list of text products of a given type Write products_type_location Returns a list of text products of a given type for a given issuance location Write products_type_locations Returns a list of valid text product issuance locations for a given product type

// FAQ

How many tools does the NWS Weather MCP server have? +

The NWS Weather MCP server exposes 58 tools across 2 categories: Read, Write.

How do I enforce policies on NWS Weather tools? +

Route the NWS Weather server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard — they are enforced on every call before it reaches the server.

What risk categories do NWS Weather tools fall into? +

NWS Weather tools are categorised as Read (54), Write (4). Each category has a recommended default policy.

Let agents act without letting them run wild.

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