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Current Weather Conditions:
WALLA WALLA REGIONAL AIRPORT, WA, United States

NWS Point Forecast for KALW (KALW) 46-06N 118-17W 363M

Conditions at

2026.09.18 2053 UTC
Wind from the SW (230 degrees) at 9 MPH (8 KT) gusting to 17 MPH (15 KT)
Visibility 10 mile(s)
Sky conditions clear
Temperature 75.9 F (24.4 C)
Dew Point 48.9 F (9.4 C)
Relative Humidity 38%
Pressure (altimeter) 30.1 in. Hg (1019 hPa)
Pressure tendency 0.02 inches (0.6 hPa) lower than three hours ago
ob KALW 182053Z 23008G15KT 10SM CLR 24/09 A3010 RMK AO2 SLP188 T02440094 58006

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
73.0 (22.8) 55.9 (13.3) In the 6 hours preceding Sep 18, 2026 - 01:53 PM EDT / 2026.09.18 1753 UTC
66.0 (18.9) 48.9 (9.4) In the 24 hours preceding Sep 18, 2026 - 03:53 AM EDT / 2026.09.18 0753 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 5 PM (21) Sep 18 75.9 (24.4) 48.9 (9.4) 30.1 (1019) SW 9
4 PM (20) Sep 18 73.9 (23.3) 50.0 (10.0) 30.11 (1019) SW 9
3 PM (19) Sep 18 73.0 (22.8) 51.1 (10.6) 30.11 (1019) SSW 13
2 PM (18) Sep 18 71.1 (21.7) 48.9 (9.4) 30.12 (1019) SW 15
1 PM (17) Sep 18 71.1 (21.7) 50.0 (10.0) 30.12 (1019) SW 14
Noon (16) Sep 18 66.9 (19.4) 48.9 (9.4) 30.11 (1019) SSW 9
11 AM (15) Sep 18 61.0 (16.1) 48.0 (8.9) 30.1 (1019) Calm
10 AM (14) Sep 18 60.1 (15.6) 46.9 (8.3) 30.09 (1018) S 6
9 AM (13) Sep 18 57.0 (13.9) 46.0 (7.8) 30.07 (1018) ESE 7
8 AM (12) Sep 18 57.9 (14.4) 46.9 (8.3) 30.06 (1017) SE 3
7 AM (11) Sep 18 59.0 (15.0) 46.9 (8.3) 30.05 (1017) ESE 8
6 AM (10) Sep 18 59.0 (15.0) 48.0 (8.9) 30.04 (1017) E 7
5 AM (9) Sep 18 57.9 (14.4) 48.9 (9.4) 30.03 (1016) ESE 8
4 AM (8) Sep 18 59.0 (15.0) 48.9 (9.4) 30.04 (1017) ESE 7
3 AM (7) Sep 18 61.0 (16.1) 50.0 (10.0) 30.03 (1016) SE 8
2 AM (6) Sep 18 60.1 (15.6) 51.1 (10.6) 30.03 (1016) Calm
1 AM (5) Sep 18 61.0 (16.1) 48.9 (9.4) 30.06 (1017) SSE 5
Midnight (4) Sep 18 61.0 (16.1) 50.0 (10.0) 30.05 (1017) S 9
11 PM (3) Sep 17 57.9 (14.4) 48.9 (9.4) 30.02 (1016) E 3
10 PM (2) Sep 17 62.1 (16.7) 48.9 (9.4) 30.02 (1016) SSW 5
9 PM (1) Sep 17 64.9 (18.3) 48.9 (9.4) 30.01 (1016) S 13
8 PM (0) Sep 17 64.0 (17.8) 51.1 (10.6) 29.99 (1015) S 13
7 PM (23) Sep 17 64.0 (17.8) 50.0 (10.0) 29.98 (1015) SSW 10
Oldest 6 PM (22) Sep 17 59.0 (15.0) 51.1 (10.6) 30.02 (1016) E 16 light rain
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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