File:Finland temperature surface july 2000-2021-1.png
Original file (1,543 × 2,694 pixels, file size: 1.16 MB, MIME type: image/png)
Captions
Summary
[edit]DescriptionFinland temperature surface july 2000-2021-1.png |
English: Mean temperature of surface, july 2000-2021 |
Date | |
Source | Own work |
Author | Merikanto |
Camera location | 65° 00′ 00″ N, 26° 00′ 00″ E | View this and other nearby images on: OpenStreetMap | 65.000000; 26.000000 |
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rectangle lons 19/32 lats 59.5/70.5
center lon 25,5 lat 65 delta_lons 13 delta_lats 11
This image is based on NASA open data Modis monthly temperature data 2009-2021
Data is MOLT/MOD11C3.006
https://lpdaac.usgs.gov/products/mod11c3v006/
https://e4ftl01.cr.usgs.gov/MOLT/MOD11C3.006/ archive copy at the Wayback Machine
Wan, Z., S. Hook, G. Hulley. MOD11C3 MODIS/Terra Land Surface Temperature/Emissivity Monthly L3 Global 0.05Deg CMG V006. 2015, distributed by NASA EOSDIS Land Processes DAAC, https://doi.org/10.5067/MODIS/MOD11C3.006. Accessed 2021-10-23.
Draw to map with GMT 6.x
rem
rem draw temperature map from netcdf file
rem
rem Windows 10 bat file
rem uses gmt 6.x
rem
rem v 0000.0003
rem 29.10.2021
rem
set taimi=80
set kaption=-B+glightblue+t"Mean temp. of surface July deg C, 2000-2021"
set rect1=-R19/32/59.5/70.5
set size1=-JQ24
set annot1=-B2m2m+f20
set params1=%size1% %rect1%
gmtset PS_SCALE_X 0.5 PS_SCALE_Y 1
gmt gmtset FONT_ANNOT 16p
gmt gmtset FONT_ANNOT_PRIMARY 16p
gmt gmtset FONT_ANNOT_SECONDARY 16p
gmt gmtset FONT_LABEL 16p
rem upscale grid, because in 180 deg is gap
set temp1=./t7_mean_21.nc
set temp2=./t7_mean_21.grd
rem grdreformat %temp1% %temp2% -V
gmt makecpt -Crainbow -T-20.0/20.0/0.5 > colors1.cpt
gmt begin out png
psbasemap %params1% %kaption% -Ba2
grdimage %temp2% %params1% -Q -Ccolors1.cpt
gmt grdcontour %temp2% %params1% -W0.125p,black@60,.. -L-20/20 -C1 -A-
gmt grdcontour %temp2% %params1% -W0.25p,black@20 -L-20/20 -C2 -A2+f26
pscoast %params1% -W0.15p,0/0/77 -N1/2p,100/0/0,-- -N2/0.5p,127/0/0,-- -Ia/0.25p,0/0/77 -Df
rem gmt psscale -Ccolors1.cpt -D4.5i/-1.5c/8i/0.5ch -Bxa5f5+l"T surf mean July deg C"
rem gmt psscale -Ccolors1.cpt -D4/1/8i/0.5ch -Ccolors.cpt -B:"Height(m)"
psscale -DJ20i/-1.5c/8i/0.5ch -Ccolors1.cpt -B:"TJuly"
gmt end
Preprocess MODIS "MOD11C3" monthly data with R
- process modis MOD11C3 monthly temperature data
- to produce mean temperature of july
- 29.10.2021 0000.0000
- input: files like
- MOD11C3.A2000183.006.2015066033219
library(raster)
library(rgdal)
library(terra)
library(RNetCDF)
dirlist1<-list.files("./data")
lenlist1<-length(dirlist1)
for (n in 1:lenlist1)
{
failin01<-dirlist1[n]
failin1<-paste0("./data/",failin01)
failout1<-paste0("./process/","tk7_",as.character(n-1),".nc")
failin1
failout1
s1 <- sds(failin1)
t1=s1[1]
t2=s1[6]
t3=(t1+t2)/2
t4=t3-273.15
rr <- writeCDF(t4, failout1, overwrite=TRUE, varname="ts", longname="Surface Temperature", unit="degC")
}
current.list <- list.files(path="./process", pattern =".nc", full.names=TRUE)
r.stack<- stack(current.list)
mean1 <- calc(r.stack, fun = mean, na.rm = T)
writeRaster(mean1, "t7_mean_21.nc", overwrite=TRUE, format="CDF", varname="Temperature", varunit="degC",
longname="Temperature -- average of 21 years", xname="long", yname="lat")
Licensing
[edit]- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
- share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 10:02, 29 October 2021 | 1,543 × 2,694 (1.16 MB) | Merikanto (talk | contribs) | Update of layout: more clear | |
09:41, 29 October 2021 | 1,544 × 3,236 (1.14 MB) | Merikanto (talk | contribs) | Update | ||
08:17, 29 October 2021 | 3,040 × 3,260 (1.51 MB) | Merikanto (talk | contribs) | Uploaded own work with UploadWizard |
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Horizontal resolution | 118.11 dpc |
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Vertical resolution | 118.11 dpc |
Software used |