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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21c.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34R/42K656L
Repositorysid.inpe.br/mtc-m21c/2020/06.03.13.42   (restricted access)
Last Update2020:06.03.13.42.57 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21c/2020/06.03.13.42.57
Metadata Last Update2022:01.04.01.35.11 (UTC) administrator
DOI10.1002/met.1807
ISSN1350-4827
Labelself-archiving-INPE-MCTIC-GOV-BR
Citation KeyRozanteRaSiFeAlSi:2020:TeVa
TitleDevelopment of an index for frost prediction: technique and validation
Year2020
MonthJan.
Access Date2024, Apr. 18
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size2152 KiB
2. Context
Author1 Rozante, José Roberto
2 Ramirez Gutierrez, Enver
3 Silva Dias, Pedro Leite da
4 Fernandes, Alex de Almeida
5 Alvim, Débora Souza
6 Silva, Vinícius Matoso
Resume Identifier1 8JMKD3MGP5W/3C9JHJH
ORCID1 0000-0002-1105-6988
2 0000-0002-4678-6382
3 0000-0002-4051-2962
4 0000-0003-1520-5896
5 0000-0003-1501-4563
6 0000-0002-5465-5681
Group1 DIDOP-CGCPT-INPE-MCTIC-GOV-BR
2 DIDMD-CGCPT-INPE-MCTIC-GOV-BR
3
4 DIDOP-CGCPT-INPE-MCTIC-GOV-BR
5
6 DIDSA-CGCPT-INPE-MCTIC-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Universidade de São Paulo (USP)
4 Instituto Nacional de Pesquisas Espaciais (INPE)
5 Universidade Federal do ABC (UFABC)
6 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1 roberto.rozante@inpe.br
2 enver.ramirez@inpe.br
3
4 alex.fernandes@inpe.br
5
6 vinicius.matoso@inpe.br
JournalMeteorological Applications
Volume27
Number1
Pagese1807
Secondary MarkB1_INTERDISCIPLINAR B1_GEOCIÊNCIAS B1_CIÊNCIAS_AGRÁRIAS_I B2_MATEMÁTICA_/_PROBABILIDADE_E_ESTATÍSTICA B2_CIÊNCIAS_AMBIENTAIS B3_ASTRONOMIA_/_FÍSICA
History (UTC)2020-06-03 13:42:57 :: simone -> administrator ::
2020-06-03 13:43:02 :: administrator -> simone :: 2020
2020-06-03 13:44:41 :: simone -> administrator :: 2020
2022-01-04 01:35:11 :: administrator -> simone :: 2020
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
Keywordsfrost index
frost prediction
temperature
AbstractAn index for frost prediction is proposed and calibrated against observations. It takes into account: (1) the main meteorological variables that favour or oppose to frost; (2) weights attributed to these variables; and (3) means and standard deviations of these variables, only for cases in which frost occurs, as defined by observation of temperatures that are <= 6 degrees C. The meteorological variables used for the frost index IG (from the Portuguese, indice de Geada) are numerically predicted by a regional weather forecast model. An outcome of the calibration processes results is that temperature has the largest contribution, followed by pressure and winds, while the other variables were adjusted to obey the restriction that the sum of weights are equal to 1. After index calibration and threshold determination, the method was applied for the 2017 winter season, and a case study for May 2018 was also considered. In order to verify whether the new index can satisfactorily contribute to the weather forecasting, the results using the IG were compared with the temperature outputs of the numerical regional model. It was found that for three selected areas, and for all the forecasted hours, the IG produces better results than the model's direct temperature forecasts. Thus, it was concluded that the use of the IG in an operational environment potentially provides considerable improvement in the predictive skill of frost events.
AreaMET
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Languageen
Target Filerozante_development.pdf
User Groupsimone
Reader Groupadministrator
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Visibilityshown
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Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/43SKC35
8JMKD3MGPCW/43SQKNE
8JMKD3MGPCW/43SRC6S
Citing Item Listsid.inpe.br/bibdigital/2021/01.01.17.20 4
sid.inpe.br/mtc-m21/2012/07.13.14.52.36 1
DisseminationWEBSCI; PORTALCAPES; SCOPUS.
Host Collectionurlib.net/www/2017/11.22.19.04
6. Notes
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