Weather in Gampaha ⛅ (Western), Sri Lanka - Weather Forecast

27 Apr will be very warm (caution) and the weather will be unstable, thunderstorms likely.
There is a 72% probability of heavy rainfall and showers.
The sky will be mostly cloudy:

74% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)

11% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)

15% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)

13% convective clouds (Cumulonimbus)

The highest temperature will reach 34 degrees Celsius, while the the lowest temperature will drop to 26 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1007 mb. Relative humidity will be very high.

Saturday
Weather

Precipitation mm probability

Showers (% of Precipitation)

Temperature °C

Felt temperature °C

Temperature low | high °C

Wind speed

Wind gusts

Atmospheric pressure

Relative humidity

Isotherm 0°C

Boundary Layer

Heat index

08:00

31 °C

33 °C

26

31

4 km/h

5 km/h

1009 mb

70.6%

5,124 m

606 m

2/4

Apr, 27 08:00 @ Unstable

11:00

1.2 37%

100%

33 °C

37 °C

29

35

12 km/h

14 km/h

1008 mb

58.5%

5,216 m

1,349 m

2/4

Apr, 27 11:00 @ Unstable

14:00

2.7 31%

100%

32 °C

35 °C

30

34

13 km/h

1006 mb

63.4%

5,165 m

941 m

2/4

Apr, 27 14:00 @ Unstable

17:00

17 72%

47%

27 °C

29 °C

26

31

12 km/h

22 km/h

1006 mb

91.2%

5,288 m

274 m

Apr, 27 17:00 @ Unstable

20:00

0.9 23%

26 °C

28 °C

25

27

3 km/h

1009 mb

92.7%

5,270 m

67 m

Apr, 27 20:00 @ Slightly unstable

23:00

0.9 23%

26 °C

28 °C

25

27

4 km/h

5 km/h

1009 mb

91.7%

5,176 m

51 m

Apr, 27 23:00 @ Unstable

28 Apr will be very warm (caution) and the weather will be unstable, thunderstorms likely.
There is a 31% probability of light rainfall and showers.
The sky will be mostly cloudy:

88% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)

1% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)

7% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)

11% convective clouds (Cumulonimbus)

The highest temperature will reach 34 degrees Celsius, while the the lowest temperature will drop to 25 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1008 mb. Relative humidity will be very high.

Sunday
Weather

Precipitation mm probability

Showers (% of Precipitation)

Temperature °C

Felt temperature °C

Temperature low | high °C

Wind speed

Wind gusts

Atmospheric pressure

Relative humidity

Isotherm 0°C

Boundary Layer

Heat index

02:00

26 °C

28 °C

25

27

4 km/h

5 km/h

1007 mb

92.4%

5,002 m

53 m

Apr, 28 02:00 @ Slightly unstable

05:00

25 °C

27 °C

25

27

5 km/h

1008 mb

92.1%

4,990 m

57 m

Apr, 28 05:00 @ Slightly unstable

08:00

30 °C

32 °C

25

30

4 km/h

5 km/h

1010 mb

74.2%

5,290 m

418 m

2/4

Apr, 28 08:00 @ Unstable

11:00

0.6 31%

100%

33 °C

37 °C

29

34

11 km/h

14 km/h

1009 mb

59.2%

5,330 m

1,350 m

2/4

Apr, 28 11:00 @ Unstable

14:00

1.1 27%

100%

32 °C

35 °C

31

34

14 km/h

16 km/h

1007 mb

63.8%

5,240 m

1,013 m

2/4

Apr, 28 14:00 @ Unstable

17:00

1.3 20%

100%

30 °C

32 °C

29

34

9 km/h

12 km/h

1007 mb

72.1%

5,310 m

439 m

2/4

Apr, 28 17:00 @ Unstable

20:00

28 °C

30 °C

27

30

4 km/h

5 km/h

1009 mb

81.4%

5,390 m

47 m

2/4

Apr, 28 20:00 @ Unstable

23:00

27 °C

29 °C

27

30

6 km/h

8 km/h

1010 mb

86.6%

5,332 m

83 m

1/4

Apr, 28 23:00 @ Slightly unstable

29 Apr will be very warm (caution) and the weather will be unstable, thunderstorms likely.
There is a 34% probability of light rainfall and showers.
The sky will be mostly cloudy:

73% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)

7% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)

9% convective clouds (Cumulonimbus)

The highest temperature will reach 34 degrees Celsius, while the the lowest temperature will drop to 25 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1009 mb. Relative humidity will be very high.

Monday
Weather

Precipitation mm probability

Showers (% of Precipitation)

Temperature °C

Felt temperature °C

Temperature low | high °C

Wind speed

Wind gusts

Atmospheric pressure

Relative humidity

Isotherm 0°C

Boundary Layer

Heat index

02:00

26 °C

28 °C

26

28

5 km/h

6 km/h

1008 mb

90.0%

5,190 m

68 m

Apr, 29 02:00 @ Unstable

05:00

26 °C

27 °C

25

28

6 km/h

7 km/h

1009 mb

91.8%

5,145 m

71 m

Apr, 29 05:00 @ Unstable

08:00

30 °C

33 °C

26

31

4 km/h

5 km/h

1011 mb

70.5%

5,183 m

575 m

2/4

Apr, 29 08:00 @ Unstable

11:00

0.2 18%

100%

34 °C

37 °C

29

34

11 km/h

14 km/h

1010 mb

57.5%

5,258 m

1,514 m

2/4

Apr, 29 11:00 @ Unstable

14:00

0.7 12%

100%

32 °C

35 °C

30

34

15 km/h

16 km/h

1008 mb

61.9%

5,192 m

1,008 m

2/4

Apr, 29 14:00 @ Unstable

17:00

1 18%

100%

30 °C

32 °C

29

34

10 km/h

13 km/h

1008 mb

73.1%

5,252 m

608 m

2/4

Apr, 29 17:00 @ Unstable

20:00

0.2 11%

100%

28 °C

30 °C

27

30

8 km/h

18 km/h

1010 mb

83.1%

5,277 m

196 m

2/4

Apr, 29 20:00 @ Unstable

23:00

2.2 34%

100%

26 °C

28 °C

26

30

8 km/h

13 km/h

1010 mb

89.3%

5,291 m

134 m

Apr, 29 23:00 @ Slightly unstable

30 Apr will be very warm (caution) and the weather will be unstable, thunderstorms likely.
There is a 37% probability of light rainfall and showers.
The sky will be mostly cloudy:

89% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)

14% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)

12% convective clouds (Cumulonimbus)

The highest temperature will reach 33 degrees Celsius, while the the lowest temperature will drop to 25 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1008 mb. Relative humidity will be very high.

Tuesday
Weather

Precipitation mm probability

Showers (% of Precipitation)

Temperature °C

Felt temperature °C

Temperature low | high °C

Wind speed

Wind gusts

Atmospheric pressure

Relative humidity

Isotherm 0°C

Boundary Layer

Heat index

02:00

0.2 15%

100%

26 °C

27 °C

25

27

7 km/h

12 km/h

1008 mb

90.1%

5,092 m

120 m

Apr, 30 02:00 @ Slightly unstable

05:00

0.2 16%

100%

25 °C

27 °C

25

27

7 km/h

12 km/h

1009 mb

90.4%

5,082 m

137 m

Apr, 30 05:00 @ Unstable

08:00

29 °C

32 °C

25

30

8 km/h

12 km/h

1011 mb

73.6%

5,104 m

649 m

2/4

Apr, 30 08:00 @ Unstable

11:00

0.3 37%

100%

32 °C

35 °C

28

33

11 km/h

13 km/h

1010 mb

60.1%

5,226 m

1,361 m

2/4

Apr, 30 11:00 @ Unstable

14:00

0.6 13%

100%

32 °C

36 °C

30

33

15 km/h

16 km/h

1007 mb

59.8%

5,253 m

1,105 m

2/4

Apr, 30 14:00 @ Unstable

17:00

2 34%

100%

29 °C

31 °C

28

33

9 km/h

14 km/h

1007 mb

77.7%

5,334 m

410 m

2/4

Apr, 30 17:00 @ Slightly unstable

20:00

27 °C

29 °C

27

29

8 km/h

14 km/h

1009 mb

84.2%

5,382 m

146 m

1/4

Apr, 30 20:00 @ Unstable

23:00

26 °C

28 °C

26

29

9 km/h

19 km/h

1009 mb

89.5%

5,332 m

203 m

Apr, 30 23:00 @ Slightly unstable

1 May will be very warm (caution) and the weather will be unstable, thunderstorms likely.
The sky will be mostly cloudy:

72% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)

13% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)

4% convective clouds (Cumulonimbus)

The highest temperature will reach 34 degrees Celsius, while the the lowest temperature will drop to 25 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1007 mb. Relative humidity will be very high.

Wednesday
Weather

Temperature °C

Felt temperature °C

Temperature low | high °C

Wind speed

Wind gusts

Atmospheric pressure

Relative humidity

Isotherm 0°C

Boundary Layer

Heat index

02:00

26 °C

27 °C

25

27

7 km/h

10 km/h

1007 mb

91.1%

5,203 m

137 m

May, 1 02:00 @ Unstable

05:00

25 °C

27 °C

25

27

7 km/h

11 km/h

1008 mb

91.8%

5,259 m

130 m

May, 1 05:00 @ Unstable

08:00

30 °C

32 °C

25

30

8 km/h

12 km/h

1009 mb

74.1%

5,319 m

640 m

2/4

May, 1 08:00 @ Unstable

11:00

34 °C

37 °C

29

34

14 km/h

15 km/h

1008 mb

54.8%

5,437 m

1,529 m

2/4

May, 1 11:00 @ Unstable

14:00

32 °C

35 °C

31

35

16 km/h

17 km/h

1006 mb

62.2%

5,488 m

992 m

2/4

May, 1 14:00 @ Unstable

17:00

30 °C

33 °C

30

34

13 km/h

18 km/h

1006 mb

72.0%

5,491 m

817 m

2/4

May, 1 17:00 @ Unstable

20:00

28 °C

30 °C

28

31

9 km/h

19 km/h

1008 mb

82.9%

5,437 m

224 m

2/4

May, 1 20:00 @ Unstable

23:00

27 °C

30 °C

27

31

8 km/h

14 km/h

1008 mb

87.3%

5,326 m

160 m

2/4

May, 1 23:00 @ Unstable

2 May will be very warm (caution) and the weather will be unstable, thunderstorms likely.
There is a 40% probability of light rainfall and showers.
The sky will be partly cloudy:

32% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)

22% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)

28% convective clouds (Cumulonimbus)

The highest temperature will reach 34 degrees Celsius, while the the lowest temperature will drop to 26 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1006 mb. Relative humidity will be very high.

Thursday
Weather

Precipitation mm probability

Showers (% of Precipitation)

Temperature °C

Felt temperature °C

Temperature low | high °C

Wind speed

Wind gusts

Atmospheric pressure

Relative humidity

Isotherm 0°C

Boundary Layer

Heat index

02:00

0.6 35%

100%

27 °C

29 °C

27

28

8 km/h

18 km/h

1006 mb

89.4%

5,246 m

181 m

1/4

May, 2 02:00 @ Unstable

05:00

1.3 40%

100%

27 °C

29 °C

26

28

8 km/h

16 km/h

1007 mb

90.8%

5,325 m

159 m

May, 2 05:00 @ Unstable

08:00

0.4 27%

100%

30 °C

33 °C

26

31

12 km/h

16 km/h

1009 mb

75.5%

5,512 m

828 m

2/4

May, 2 08:00 @ Unstable

11:00

0.8 39%

100%

33 °C

37 °C

29

34

17 km/h

1008 mb

60.3%

5,559 m

1,419 m

2/4

May, 2 11:00 @ Unstable

14:00

33 °C

36 °C

32

34

16 km/h

1005 mb

63.4%

5,520 m

1,179 m

2/4

May, 2 14:00 @ Unstable

17:00

0.2 11%

100%

30 °C

33 °C

30

34

13 km/h

19 km/h

1005 mb

73.2%

5,503 m

725 m

2/4

May, 2 17:00 @ Unstable

20:00

28 °C

30 °C

28

31

9 km/h

18 km/h

1008 mb

83.2%

5,487 m

243 m

2/4

May, 2 20:00 @ Unstable

23:00

28 °C

30 °C

27

31

8 km/h

14 km/h

1008 mb

86.7%

5,425 m

165 m

2/4

May, 2 23:00 @ Unstable

3 May will be very warm (caution) and the weather will be unstable, thunderstorms likely.
There is a 48% probability of light rainfall and showers.
The sky will be mostly cloudy:

70% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)

36% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)

34% convective clouds (Cumulonimbus)

The highest temperature will reach 33 degrees Celsius, while the the lowest temperature will drop to 26 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 1008 mb. Relative humidity will be very high.

Friday
Weather

Precipitation mm probability

Showers (% of Precipitation)

Temperature °C

Felt temperature °C

Temperature low | high °C

Wind speed

Wind gusts

Atmospheric pressure

Relative humidity

Isotherm 0°C

Boundary Layer

Heat index

02:00

0.3 26%

100%

27 °C

29 °C

26

28

8 km/h

17 km/h

1006 mb

89.7%

5,303 m

183 m

May, 3 02:00 @ Unstable

05:00

0.5 35%

100%

26 °C

28 °C

26

28

8 km/h

15 km/h

1007 mb

92.2%

5,262 m

172 m

May, 3 05:00 @ Unstable

08:00

0.5 30%

100%

30 °C

32 °C

26

31

12 km/h

17 km/h

1010 mb

75.4%

5,399 m

847 m

2/4

May, 3 08:00 @ Unstable

11:00

1.1 48%

100%

33 °C

36 °C

28

33

16 km/h

19 km/h

1009 mb

62.1%

5,351 m

1,371 m

2/4

May, 3 11:00 @ Unstable

14:00

0.3 25%

100%

32 °C

35 °C

31

33

16 km/h

18 km/h

1007 mb

65.6%

5,361 m

1,124 m

2/4

May, 3 14:00 @ Unstable

17:00

1.2 41%

100%

29 °C

32 °C

29

33

13 km/h

21 km/h

1007 mb

78.1%

5,354 m

478 m

2/4

May, 3 17:00 @ Unstable

20:00

0.6 23%

100%

27 °C

29 °C

27

30

8 km/h

17 km/h

1009 mb

89.0%

5,489 m

196 m

1/4

May, 3 20:00 @ Unstable

23:00

1.1 26%

100%

27 °C

29 °C

26

30

8 km/h

15 km/h

1010 mb

90.5%

5,347 m

160 m

May, 3 23:00 @ Unstable

4 May will be very warm (caution) and the weather will be .
There is a 44% probability of light rainfall and showers.
The sky will be :

169% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)

303% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)

109% convective clouds (Cumulonimbus)

The highest temperature will reach 33 degrees Celsius, while the the lowest temperature will drop to 26 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 5042 mb. Relative humidity will be .

Saturday
Weather

Precipitation mm probability

Showers (% of Precipitation)

Temperature °C

Felt temperature °C

Temperature low | high °C

Wind speed

Wind gusts

Atmospheric pressure

Relative humidity

Isotherm 0°C

Boundary Layer

Heat index

02:00

0.2 32%

100%

26 °C

28 °C

26

27

9 km/h

20 km/h

1008 mb

92.2%

5,110 m

232 m

May, 4 02:00 @ Unstable

05:00

0.5 44%

100%

27 °C

28 °C

26

27

9 km/h

19 km/h

1008 mb

91.1%

5,149 m

239 m

May, 4 05:00 @ Unstable

08:00

29 °C

32 °C

26

30

10 km/h

16 km/h

1011 mb

78.3%

5,070 m

722 m

2/4

May, 4 08:00 @ Unstable

11:00

0.3 30%

100%

33 °C

36 °C

28

34

15 km/h

1010 mb

60.7%

5,205 m

1,397 m

2/4

May, 4 11:00 @ Unstable

14:00

32 °C

35 °C

31

33

15 km/h

16 km/h

1008 mb

63.8%

5,185 m

1,060 m

2/4

May, 4 14:00 @ Unstable

Gampaha (~15 m asl)

Graph Gampaha

Near Gampaha