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Current Weather Conditions:
STAMPEDE PASS, WA, United States

NWS Point Forecast for KSMP (KSMP) 47-17N 121-20W 1208M

Conditions at

2026.09.03 0856 UTC
Visibility 10 mile(s)
Sky conditions clear
Temperature 39.9 F (4.4 C)
Dew Point 39.0 F (3.9 C)
Relative Humidity 96%
Pressure (altimeter) 29.8 in. Hg (1009 hPa)
Pressure tendency 0.00 inches (0.0 hPa) higher than three hours ago
ob KSMP 030856Z AUTO 10SM CLR 04/04 A2980 RMK AO2 SLP087 T00440039 53000

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
48.0 (8.9) 42.1 (5.6) In the 6 hours preceding Sep 03, 2026 - 01:56 AM EDT / 2026.09.03 0556 UTC
57.0 (13.9) 41.0 (5.0) In the 24 hours preceding Sep 03, 2026 - 02:56 AM EDT / 2026.09.03 0656 UTC

Precipitation Accumulation

Precipitation
Amount
0.05 inches In the 3 hours preceding Sep 02, 2026 - 10:56 PM EDT / 2026.09.03 0256 UTC
0.06 inches In the 6 hours preceding Sep 03, 2026 - 01:56 AM EDT / 2026.09.03 0556 UTC
0.02 inches In the 24 hours preceding Sep 02, 2026 - 07:56 AM EDT / 2026.09.02 1156 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 5 AM (9) Sep 03 39.9 (4.4) 39.0 (3.9) 29.8 (1009)
4 AM (8) Sep 03 39.9 (4.4) 39.0 (3.9) 29.79 (1008)
3 AM (7) Sep 03 41.0 (5.0) 39.0 (3.9) 29.79 (1008)
2 AM (6) Sep 03 42.1 (5.6) 41.0 (5.0) 29.8 (1009)
1 AM (5) Sep 03 43.0 (6.1) 41.0 (5.0) 29.79 (1008)
Midnight (4) Sep 03 43.0 (6.1) 42.1 (5.6) 29.78 (1008) light rain; mist
11 PM (3) Sep 02 43.0 (6.1) 42.1 (5.6) 29.77 (1008) light rain; mist
10 PM (2) Sep 02 45.0 (7.2) 45.0 (7.2) 29.76 (1007) light rain; mist
9 PM (1) Sep 02 48.0 (8.9) 48.0 (8.9) 29.74 (1007)
8 PM (0) Sep 02 48.0 (8.9) 46.9 (8.3) 29.74 (1007) mist
7 PM (23) Sep 02 50.0 (10.0) 48.9 (9.4) 29.74 (1007) light rain
6 PM (22) Sep 02 51.1 (10.6) 48.9 (9.4) 29.73 (1006)
5 PM (21) Sep 02 54.0 (12.2) 43.0 (6.1) 29.74 (1007)
4 PM (20) Sep 02 55.9 (13.3) 41.0 (5.0) 29.75 (1007)
3 PM (19) Sep 02 55.0 (12.8) 45.0 (7.2) 29.76 (1007)
2 PM (18) Sep 02 52.0 (11.1) 46.9 (8.3) 29.78 (1008)
1 PM (17) Sep 02 51.1 (10.6) 46.9 (8.3) 29.78 (1008)
Noon (16) Sep 02 46.9 (8.3) 46.9 (8.3) 29.79 (1008)
11 AM (15) Sep 02 46.9 (8.3) 46.0 (7.8) 29.8 (1009) mist
10 AM (14) Sep 02 46.9 (8.3) 46.9 (8.3) 29.81 (1009) mist
9 AM (13) Sep 02 46.9 (8.3) 46.9 (8.3) 29.82 (1009) fog
8 AM (12) Sep 02 46.9 (8.3) 46.9 (8.3) 29.82 (1009) fog
7 AM (11) Sep 02 46.9 (8.3) 46.9 (8.3) 29.83 (1010) fog
Oldest 6 AM (10) Sep 02 46.9 (8.3) 46.9 (8.3) 29.83 (1010) 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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