In the Republic

In the daytime of July 17, in the afternoon and at night of 18-19, in the afternoon of 20-22 in the separate regions short-term rain with thunderstorm is predicted, the hail in separate regions is possible. 

North-west wind speed is 2–5 m/s, during the thunderstorm the wind speed may reach up to 16-20 m/s. In the evening of July 17-22 in foothills of Armavir, Aragatsotn and Kotayk provinces the thunderstorm the wind speed may reach up to 15-18 m/s.

The air temperature will not change significantly.

In Yerevan

In the evening of May 17-18, on 21-22 short-term rain and thunderstorms is possible in some parts of the city. On July 19-20 no precipitation is predicted. In the evenings of July 17-21, the wind speed may reach up to 13-16 m/s. 

"Hydrometeorology and monitoring center" SNCO of ME of RA