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Current Weather Conditions:
Petersburg, Grant County Airport, WV, United States

NWS Point Forecast for KW99 (KW99) 38-59N 079-08W

Conditions at

2026.05.31 0655 UTC
Wind Calm
Visibility 2 1/2 mile(s)
Sky conditions clear
Weather Mist
Temperature 47.8 F (8.8 C)
Dew Point 47.8 F (8.8 C)
Relative Humidity 100%
Pressure (altimeter) 30.17 in. Hg (1021 hPa)
ob KW99 310655Z AUTO 00000KT 2 1/2SM BR CLR 09/09 A3017 RMK AO2 T00880088

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
69.6 (20.9) 49.3 (9.6) In the 6 hours preceding May 31, 2026 - 01:55 AM EDT / 2026.05.31 0555 UTC
75.4 (24.1) 50.7 (10.4) In the 24 hours preceding May 31, 2026 - 12:55 AM EDT / 2026.05.31 0455 UTC

Precipitation Accumulation

Precipitation
Amount
0.02 inches In the 24 hours preceding May 30, 2026 - 07:55 AM EDT / 2026.05.30 1155 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 3 AM (7) May 31 47.8 (8.8) 47.8 (8.8) 30.17 (1021) Calm mist
2 AM (6) May 31 47.7 (8.7) 47.7 (8.7) 30.17 (1021) Calm mist
1 AM (5) May 31 50.0 (10.0) 50.0 (10.0) 30.16 (1021) Calm mist
Midnight (4) May 31 51.4 (10.8) 51.4 (10.8) 30.15 (1020) Calm mist
11 PM (3) May 30 53.1 (11.7) 52.2 (11.2) 30.14 (1020) Calm mist
10 PM (2) May 30 56.5 (13.6) 50.9 (10.5) 30.12 (1019) NW 3 haze
9 PM (1) May 30 60.4 (15.8) 48.0 (8.9) 30.08 (1018) WNW 5 haze
8 PM (0) May 30 67.5 (19.7) 41.5 (5.3) 30.04 (1017) ENE 3 haze
7 PM (23) May 30 70.9 (21.6) 41.0 (5.0) 30.02 (1016) ENE 7 haze
6 PM (22) May 30 73.4 (23.0) 37.0 (2.8) 29.99 (1015) N 8 haze
5 PM (21) May 30 74.5 (23.6) 34.9 (1.6) 29.98 (1015) NNE 9 haze
4 PM (20) May 30 74.8 (23.8) 37.9 (3.3) 29.97 (1014) NNE 6 haze
3 PM (19) May 30 75.2 (24.0) 36.5 (2.5) 29.97 (1014) NNE 10 haze
2 PM (18) May 30 75.2 (24.0) 38.3 (3.5) 29.97 (1014) Variable 7 haze
1 PM (17) May 30 73.9 (23.3) 37.9 (3.3) 29.97 (1014) Variable 6 haze
Noon (16) May 30 72.5 (22.5) 37.4 (3.0) 29.98 (1015) NE 7 haze
11 AM (15) May 30 71.8 (22.1) 40.5 (4.7) 29.98 (1015) Variable 6 haze
10 AM (14) May 30 71.1 (21.7) 45.5 (7.5) 29.96 (1014) NNE 10 haze
9 AM (13) May 30 71.4 (21.9) 47.5 (8.6) 29.95 (1014) N 12 haze
8 AM (12) May 30 68.0 (20.0) 50.2 (10.1) 29.94 (1013) NE 5 haze
7 AM (11) May 30 57.9 (14.4) 57.9 (14.4) 29.93 (1013) Calm mist
6 AM (10) May 30 52.3 (11.3) 52.3 (11.3) 29.9 (1012) N 8 mist
5 AM (9) May 30 51.1 (10.6) 51.1 (10.6) 29.88 (1011) Calm mist
Oldest 4 AM (8) May 30 52.3 (11.3) 52.3 (11.3) 29.88 (1011) Calm mist
Time
EDT (UTC)
Temperature
F(C)
Dew Point
F(C)
Pressure
Inches(hPa)
Wind
(MPH)
Weather

The information presented here is taken from products produced by the U.S. National Weather Service and other national and international agencies




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