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Current Weather Conditions:
SANTA ROSA SONOMA COUNTY, CA, United States

NWS Point Forecast for KSTS (KSTS) 38-30N 122-49W 39M

Conditions at

2025.12.31 0404 UTC
Wind from the W (260 degrees) at 3 MPH (3 KT)
Visibility 1/4 mile(s)
Sky conditions obscured
Weather Fog
Temperature 39.9 F (4.4 C)
Dew Point 39.9 F (4.4 C)
Relative Humidity 100%
Pressure (altimeter) 30.15 in. Hg (1020 hPa)
ob KSTS 310404Z AUTO 26003KT 1/4SM FG VV003 04/04 A3015 RMK AO2 T00440044

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
46.0 (7.8) 37.9 (3.3) In the 6 hours preceding Dec 30, 2025 - 06:53 PM EST / 2025.12.30 2353 UTC
60.1 (15.6) 30.9 (-0.6) In the 24 hours preceding Dec 30, 2025 - 02:53 AM EST / 2025.12.30 0753 UTC

24 Hour Summary

Time
EST (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 11 PM (4) Dec 30 39.9 (4.4) 39.9 (4.4) 30.15 (1020) W 3 fog
10 PM (3) Dec 30 42.1 (5.6) 41.0 (5.0) 30.17 (1021) Calm mist
9 PM (2) Dec 30 45.0 (7.2) 43.0 (6.1) 30.15 (1020) Calm haze
8 PM (1) Dec 30 46.9 (8.3) 44.1 (6.7) 30.16 (1021) Calm haze
7 PM (0) Dec 30 46.0 (7.8) 44.1 (6.7) 30.17 (1021) S 3 haze
6 PM (23) Dec 30 45.0 (7.2) 44.1 (6.7) 30.17 (1021) Calm
5 PM (22) Dec 30 42.1 (5.6) 41.0 (5.0) 30.19 (1022) Calm
4 PM (21) Dec 30 41.0 (5.0) 41.0 (5.0) 30.19 (1022) Calm mist
3 PM (20) Dec 30 39.9 (4.4) 39.9 (4.4) 30.2 (1022) Calm fog
2 PM (19) Dec 30 37.9 (3.3) 37.9 (3.3) 30.26 (1024) S 3 fog
1 PM (18) Dec 30 37.0 (2.8) 37.0 (2.8) 30.26 (1024) SE 5 fog
Noon (17) Dec 30 36.0 (2.2) 36.0 (2.2) 30.25 (1024) SE 5 fog
11 AM (16) Dec 30 34.0 (1.1) 34.0 (1.1) 30.21 (1023) NNW 3 fog
10 AM (15) Dec 30 34.0 (1.1) 33.1 (0.6) 30.23 (1023) Calm fog
9 AM (14) Dec 30 33.1 (0.6) 33.1 (0.6) 30.22 (1023) SE 5 fog
8 AM (13) Dec 30 34.0 (1.1) 34.0 (1.1) 30.19 (1022) Calm fog
7 AM (12) Dec 30 33.1 (0.6) 32.0 (0.0) 30.21 (1023) Calm fog
6 AM (11) Dec 30 34.0 (1.1) 34.0 (1.1) 30.21 (1023) NW 3 fog
5 AM (10) Dec 30 35.1 (1.7) 34.0 (1.1) 30.22 (1023) Calm fog
4 AM (9) Dec 30 35.1 (1.7) 35.1 (1.7) 30.22 (1023) N 3 fog
3 AM (8) Dec 30 35.1 (1.7) 34.0 (1.1) 30.24 (1024) NNW 5 mist
2 AM (7) Dec 30 36.0 (2.2) 35.1 (1.7) 30.25 (1024) NNW 3 fog
1 AM (6) Dec 30 37.0 (2.8) 37.0 (2.8) 30.25 (1024) Calm fog
Oldest Midnight (5) Dec 30 39.0 (3.9) 39.0 (3.9) 30.24 (1024) Calm mist
Time
EST (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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