diff --git a/Auxiliary_utils/Weather_chk/Readme.md b/Auxiliary_utils/Weather_chk/Readme.md
index 5ad8feb..2a4a3e1 100644
--- a/Auxiliary_utils/Weather_chk/Readme.md
+++ b/Auxiliary_utils/Weather_chk/Readme.md
@@ -7,12 +7,13 @@ Check meteostation parameters
     
       -d, --devname=arg   serial device name
       -h, --help          show this help
+      -r, --raw           show raw information from meteostation
       -s, --speed=arg     baudrate (default: 9600)
 
 
 Output: 
 Rain=0/1
-Clouds=0/1
+Clouds=xxxx
 
 Return value:
-0 if no rain, 1 if there's rainy
+0 if no rain and Clouds>1800, 1 if there's rainy or Clouds>1800
diff --git a/Auxiliary_utils/Weather_chk/cmdlnopts.c b/Auxiliary_utils/Weather_chk/cmdlnopts.c
index 94b0ed7..cf65fbd 100644
--- a/Auxiliary_utils/Weather_chk/cmdlnopts.c
+++ b/Auxiliary_utils/Weather_chk/cmdlnopts.c
@@ -1,5 +1,5 @@
 /*
- * This file is part of the ttyterm project.
+ * This file is part of the weatherchk project.
  * Copyright 2020 Edward V. Emelianov <edward.emelianoff@gmail.com>.
  *
  * This program is free software: you can redistribute it and/or modify
@@ -33,7 +33,7 @@ static glob_pars  G;
 // default global parameters
 glob_pars const Gdefault = {
     .speed = 9600,
-    .ttyname = "/dev/ttyUSB0",
+    .ttyname = "/dev/ttyS3",
 };
 
 /*
@@ -45,6 +45,7 @@ static myoption cmdlnopts[] = {
     {"help",    NO_ARGS,    NULL,   'h',    arg_int,    APTR(&help),        _("show this help")},
     {"speed",   NEED_ARG,   NULL,   's',    arg_int,    APTR(&G.speed),     _("baudrate (default: 9600)")},
     {"devname", NEED_ARG,   NULL,   'd',    arg_string, APTR(&G.ttyname),   _("serial device name")},
+    {"raw",     NO_ARGS,    NULL,   'r',    arg_int,    APTR(&G.showraw),   _("show raw information from meteostation")},
     end_option
 };
 
diff --git a/Auxiliary_utils/Weather_chk/cmdlnopts.h b/Auxiliary_utils/Weather_chk/cmdlnopts.h
index 6b6e539..ad1a69b 100644
--- a/Auxiliary_utils/Weather_chk/cmdlnopts.h
+++ b/Auxiliary_utils/Weather_chk/cmdlnopts.h
@@ -1,5 +1,5 @@
 /*
- * This file is part of the ttyterm project.
+ * This file is part of the weatherchk project.
  * Copyright 2020 Edward V. Emelianov <edward.emelianoff@gmail.com>.
  *
  * This program is free software: you can redistribute it and/or modify
@@ -26,6 +26,7 @@
 typedef struct{
     int speed;          // baudrate
     char *ttyname;      // device name
+    int showraw;        // show raw information
 } glob_pars;
 
 
diff --git a/Auxiliary_utils/Weather_chk/main.c b/Auxiliary_utils/Weather_chk/main.c
index 995ebe2..867a22e 100644
--- a/Auxiliary_utils/Weather_chk/main.c
+++ b/Auxiliary_utils/Weather_chk/main.c
@@ -1,5 +1,5 @@
 /*
- * This file is part of the ttyterm project.
+ * This file is part of the weatherchk project.
  * Copyright 2020 Edward V. Emelianov <edward.emelianoff@gmail.com>.
  *
  * This program is free software: you can redistribute it and/or modify
@@ -80,10 +80,11 @@ int main(int argc, char **argv){
     char *eol = strchr(ptr, '\n');
     if(eol) *eol = 0;
     DBG("Now: %s\n", ptr);
+    if(G->showraw) green("%s\n", ptr);
     double rain = 1., clouds = 1.;
     if(!getpar(ptr, &rain, "RT")) printf("Rain=%g\n", rain);
-    if(!getpar(ptr, &clouds, "WK")) printf("Clouds=%g\n", clouds);
+    if(!getpar(ptr, &clouds, "WU")) printf("Clouds=%g\n", clouds);
     close_tty(&dev);
-    if(rain > 0.1) return 1;
+    if(rain > 0.1 || clouds < 1800.) return 1;
     return 0;
 }