SPC

E41177

U.S. federal government agency facility meteorological organization

The Storm Prediction Center (SPC) is a U.S. National Weather Service facility responsible for forecasting severe convective weather such as tornadoes, hail, and damaging winds across the United States.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (1)

Label	Occurrences
SPC canonical	3

How this entity was disambiguated

This entity first appeared as the object of triple T318849 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: SPC
Context triple: [Storm Prediction Center, abbreviation, SPC]

A. SPC
The Pacific Community (SPC) is a principal scientific and technical intergovernmental organization that supports sustainable development and regional cooperation among Pacific Island countries and territories.
B. SPS
SPS is a high-energy circular particle accelerator at CERN that serves as a key injector for the Large Hadron Collider and supports a wide range of physics experiments.
C. SPX
SPX is the ticker symbol for the S&P 500, a major U.S. stock market index tracking the performance of 500 large publicly traded companies.
D. SP
SP is the official aircraft registration prefix used to identify airplanes registered in Poland.
E. SPE
SPE is a landmark 1968 work in generative phonology by Noam Chomsky and Morris Halle that systematically analyzes the sound structure of English and helped shape modern linguistic theory.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: SPC
Target entity description: The Storm Prediction Center (SPC) is a U.S. National Weather Service facility responsible for forecasting severe convective weather such as tornadoes, hail, and damaging winds across the United States.

A. SPC
The Pacific Community (SPC) is a principal scientific and technical intergovernmental organization that supports sustainable development and regional cooperation among Pacific Island countries and territories.
B. SPS
SPS is a high-energy circular particle accelerator at CERN that serves as a key injector for the Large Hadron Collider and supports a wide range of physics experiments.
C. SPX
SPX is the ticker symbol for the S&P 500, a major U.S. stock market index tracking the performance of 500 large publicly traded companies.
D. SP
SP is the official aircraft registration prefix used to identify airplanes registered in Poland.
E. SPE
SPE is a landmark 1968 work in generative phonology by Noam Chomsky and Morris Halle that systematically analyzes the sound structure of English and helped shape modern linguistic theory.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	U.S. federal government agency facility ⓘ meteorological organization ⓘ
abbreviation	SPC self-linksurface differs ⓘ
alsoKnownAs	SPC ⓘ
collaboratesWith	National Severe Storms Laboratory ⓘ local National Weather Service forecast offices ⓘ
country	United States of America ⓘ surface form: United States
field	operational meteorology ⓘ severe storms meteorology ⓘ
focusesOn	organized convective systems ⓘ severe thunderstorms ⓘ tornado outbreaks ⓘ
headquartersLocation	Norman, Oklahoma, United States ⓘ surface form: Norman, Oklahoma
historicalPredecessor	Storm Prediction Center ⓘ surface form: National Severe Storms Forecast Center
issuesProduct	convective outlooks ⓘ fire weather outlooks ⓘ mesoscale discussions ⓘ severe thunderstorm watches ⓘ short-term severe weather forecasts ⓘ tornado watches ⓘ
jurisdiction	United States of America ⓘ surface form: United States
languageOfWork	English ⓘ
locatedInCity	Norman ⓘ
locatedInCountry	United States of America ⓘ surface form: United States
locatedInFacility	National Weather Center ⓘ
locatedInState	Oklahoma ⓘ
operatedBy	National Weather Service ⓘ
ownedBy	United States government ⓘ surface form: United States federal government
parentOrganization	National Centers for Environmental Prediction ⓘ National Oceanic and Atmospheric Administration ⓘ National Weather Service ⓘ
partOf	National Centers for Environmental Prediction ⓘ National Oceanic and Atmospheric Administration ⓘ
responsibleFor	damaging wind forecasts ⓘ forecasting severe convective weather ⓘ severe hail forecasts ⓘ tornado forecasts ⓘ
serviceArea	adjacent coastal waters ⓘ contiguous United States ⓘ
typeOfForecasts	day 1 convective outlooks ⓘ day 2 convective outlooks ⓘ day 3 convective outlooks ⓘ day 4–8 severe weather outlooks ⓘ
usesDataFrom	numerical weather prediction models ⓘ satellite observations ⓘ surface weather observations ⓘ upper-air soundings ⓘ weather radar ⓘ
website	https://www.spc.noaa.gov/ ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Storm Prediction Center → abbreviation → SPC ⓘ

SPC → abbreviation → SPC self-linksurface differs ⓘ

subject surface form: Storm Prediction Center

SPC → alsoKnownAs → SPC ⓘ