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16km VH (Blended, since 1982)
16km VH Images
16km VH Animation
16km VH USA Time Series
4 km VH (Blended, since 1982)
Introduction
Images by Country
Animation by Country
VH Time Series by administrative regions
Global, yearly
Global, seasonal
Global, weekly
Country, yearly
Country, seasonal
Country, weekly
Province, yearly
Province, seasonal
Province, weekly
% Drought Area by administrative regions
Global, yearly
Global, weekly
Country, yearly
Country, weekly
Province, yearly
Province, weekly
VH Time Series by administrative regions for specific crop
Global, yearly
Global, seasonal
Global, weekly
Country, yearly
Country, seasonal
Country, weekly
Province, yearly
Province, seasonal
Province, weekly
% Drought Area by administrative regions specific crop
Global, yearly
Global, weekly
Country, yearly
Country, weekly
Province, yearly
Province, weekly
1 km VH (VIIRS, since 2012)
Introduction
VIIRS VH Images Browser
VIIRS VH Images by Leaflet Map
Compare VH, JPSS1 vs. NPP
Compare EcoSystems: JPSS1 vs. NPP
Daily Maps
NDVI & BT: S-NPP/VIIRS vs. NOAA-19/AVHRR
SMN, SMT,VCI, TCI, VHI: S-NPP/VIIRS vs. NOAA-19/AVHRR
First RGB Image
First TOA NDVI image
Bands for VH
Data Available
GVI Daily Map
Weekly Composite
NDVI images from Environmental Data Record (EDR)
Interesting Pictures
Spectral Response Functions
SEVIRI
SEVIRI HDF
Available Files
Available CM Files
FAQ
RGB images
Convert to Reflectance
Convert To BT
Calibration
Effective BT
Bands
Daily Animation
2008 Snapshot Animation
Snap-image Browser
Ancillary Data for MSG2
Daytime Hours
Local-Hour
Daily jobs Status
Cloud Mask
Cloud Mask Algorithm
Cloud Image: FD
Cloud Image: ROI
Cloud % After composite
monthly Cloud % Plots
monthly Cloud % Maps
NDVI Composite
Composite +/- CM
Hourly Spatial Coverage
N-days Composite
Local Time Window
Time Series
SEVERI VH Directories
Bands for VH
Data Formats
MODIS VH
snapshot of MODIS NDVI/EVI
Browse MODIS 16-days NDVI
Browse MODIS 8-days LST
Ancillary Data
HE Rain Rate Hourly
HE Rain Rate Daily
HE Rain Rate Weekly
Snow Map Weekly
Validation
Australia- Wheat
VH Average By Zones in Argentina
Sensitivity of NDVI to VIS
Impact of Calibration on NDVI
AVHRR Calibration parmeters
Download Data
Technique Background
Background and Explanation
Technique Background
Peer Reviewed Papers
Documentation
Presentations
Cases of Unusual Events
2006: Horn of Africa
El Nino
Example NDVI Image in Various Projections
Ancillary data
Equatorial Crossing Time
META Data in XML
Monitor Product Quality
Team Members
Data and images displayed on STAR sites are provided for experimental use only and are not official operational NOAA products.
More information>>
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Note: VH product was produced by using VIIRS NOAA20 (J01) data only since week 30 of 2022.
click
here
for detail.
STAR - Global Vegetation Health Products : Comparison on SMN, SMT, VCI, TCI, VHI: VIIRS vs. AVHRR
Data type
- Data Type -
SMN
SMT
VCI
TCI
VHI
Year
Year
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
Week
Week
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
(available images: since week 22, 2012 (6/2/2012) to week 52, 2017