St. Petersburg is bracing for a weekend of fluctuating weather conditions, characterized by alternating atmospheric fronts and minor barometric ridges.

The city will experience a dense and gusty wind from the west due to changes in the barometric field.

Saturday will see cloudy conditions with clearings and short-term rain. Nighttime temperatures will range from +10 to +12 degrees, while daytime temperatures will reach +18 to +20 degrees. A gusty westerly wind of 5-10 m/s is expected. Atmospheric pressure will slightly increase to 756 mm Hg, remaining below normal.

Sunday promises cloudy skies with clearings and no precipitation. Nighttime temperatures will drop to +8 to +10 degrees, with daytime temperatures reaching +16 to +18 degrees. The westerly wind will continue at 5-10 m/s, with gusts. Atmospheric pressure will rise to 759 mm Hg, approaching normal levels.

Looking ahead to Monday, preliminary forecasts suggest rain approaching by evening, with temperatures potentially climbing to +19 to +21 degrees. A cold atmospheric front will conclude a series of southern processes on Saturday, followed by a warm frontal section arriving from the west on Monday, separated by a small, mostly dry, and cool anticyclonic ridge.