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In order to get notified when temperature exceeds certain value, or any other condition is met, use the setup scenario below.

Send notification when temperature exceeds 25 degrees

Create virtual device (Menu → Settings → Virtual devices → + (or Add virtual device) → Switch

doc_tap_notified;

doc_tap_notification25deg;

Set name "Notification"

Set device type = Emergency:
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Setting Emergency device type will automatically pre-define correct icons and names for On and Off states:
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Open details of this new virtual switch and select Add a new smart rule
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Select smart rule Equation
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Set smart rule Equation to turn on your virtual emergency switch if the notification condition is met.
In our example, we are checking if one of temperatures (Temperature 1, Temperature 2) is higher than 25ºC. Also, once this condition is met, we set minimum duration to 30 minutes, so that we don't receive notifications too often.

...

Variables

Temperature 1
Temperature 2

doc_tap_Create_Emerg;
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doc_tap_SettingEmerg;
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doc_tap_Opendetails;
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doc_tap_ruleEquation;
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doc_tap_EquationOften;

On

Off

doc_tap_Equation;	doc_tap_Ren1;
doc_tap_sett_cond1;
doc_tap_VTT12;	Te = 21.8ºC Te1 = 22.3ºC	Equation (Te > 25) or (Te1 > 25)	Actions If result is TRUE, perform following actions: Notification	If result is FALSE, perform following actions: Notification	Duration When to stop performing specified actions Minimum duration Value: 30 minutes Maximum duration Value: not set

Open detail of device Notification and add smart rule "Notification"
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Set smart rule Notification to provide proper feedback when temperatures are higher than 25 degrees:

doc_tap_OpenNotif;
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doc_tap_SetNotif;