Weather forecast Viesīte 20-08-2026

Weather forecast Viesīte Thursday, August 20 20.08.2026: light rain shower, temperature from 12 °C to 18 °C.

Precipitation probability 79%. Wind up to 5.39 m/s (gusts 8.5 m/s). Air humidity 90–99%, atmospheric pressure 751–755 mm Hg, UV index up to 4.

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ModerateAug 15, 12:55 PM — Aug 17, 09:00 AMTranslate with Google

Thunderstorms with hail and precipitation amount up to 30 mm and gusts up to 23 m/s are expected

Moderate thunderstorm with hail warning

We expect hailstorms in district Šaľa, that represent potential risk for human activities. They can be associated with short term rainstorms that can reach 20 - 30 mm, gusts of 18 - 23 m/s (65 - 85 km/h) and hail.

BE AWARE that thunderstorms may occur. Take extra care in exposed areas, like mountains, forest and open terrain. Disruption to outdoor activities is possible.

SevereAug 13, 10:51 PM — Aug 16, 08:00 PMTranslate with Google

High temperature up to 35 °C is expected

Severe high temperature warning

We expect very high temperature 35 °C in district Šaľa, that represents danger for human health during outdoor activities, particularly for children and elderly people.

BE PREPARED that high temperatures will lead to health risks amongst vulnerable people e.g. the elderly and very young. Listen to and act upon advice from the authorities.

5 days at a glance — tap a day to open it

Sunrise 05:57
Sunset 20:44

First Quarter58% illuminated
Moonrise 16:51 · Moonset 22:26

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Table

← Wed, Aug 19

Thu, Aug 20, 2026

Forecast from 12 °C to 18 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	13	13	13	12	12	13	13	13	13	14	14	14	14	15	16	18	17	17	17	16	15	14	14	14
Precipitation (mm/hr)	0	0	0	0	0.4	0.8	1.19	1	0.8	0.65	0.5	0.4	0.23	0.5	0.7	0.92	0.8	0.7	0.53	0.4	0.3	0.17	0.1	0.1

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	100	100	100	100	100	100	100	100	100	100	100	100	100	100	99	98	94	90	86	83	80	76	84	92
Rain chance (%)	42	43	43	43	66	75	79	79	76	75	69	62	52	65	68	71	67	65	59	54	48	41	39	41

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	2.69	2.69	2.81	2.81	2.89	3	3.11	3.19	3.39	3.5	3.81	4	4.31	4.61	5	5.31	5.31	5.39	5.39	5.19	5.11	4.89	5	5.19
Wind gust (m/s)	5.22	5.11	4.89	4.75	4.81	4.89	4.97	5.11	5.19	5.25	5.69	6.11	6.5	6.81	7.19	7.53	7.81	8.11	8.39	8.39	8.39	8.36	8.39	8.5
Wind direction (°)	SSW 211°	SSW 213°	SW 214°	SW 216°	SW 217°	SW 217°	SW 218°	SW 217°	SW 216°	SW 215°	SW 219°	SW 222°	SW 226°	SW 231°	WSW 237°	WSW 242°	WSW 245°	WSW 248°	WSW 251°	WSW 251°	WSW 251°	WSW 251°	WSW 252°	WSW 252°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	98	98	98	98	98	98	99	98	98	98	97	97	97	94	92	90	90	90	91	92	94	95	95	94

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	752	752	752	752	752	752	752	752	752	751	752	752	752	752	752	752	752	752	752	753	754	754	755	755

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	3	3	3	3	3	3	3	4	4	4	4	4	4	4	3	0	0	0