Create Custom Reports and Graphics: Custom Report
Lake County WineGrape Commission Forecast Links
Morning Forecast Frost Forecast 30/90 Day Outlook Forecast Abbreviations and Terms
Lake County Weather Data Links
Powdery Mildew Growing Degree Days Weather Data Maps Satellite/Radar Miscellaneous National Weather Service

Latest 15 Minute Observations

Map

15 Minute Data

Latest Observation

41 Stations

15 Minute Data
as of 1/21/26 1:05 AM PST
Load Interactive
Station Date Time Temp (°F) RH (%) Dew Pt (°F) Wind Spd (mph) Wind Dir (°) Wind Gust (mph) Latest Rain (In) Daily Rain (In) Daily Min Temp (°F) Daily Max Temp (°F) Daily Max Wind (mph)
Upper Lake 1/21/26 0100 39.8   5.4 93   3 38.0   4.7 0.2 NW | 318 1.8   1.5 0.00 0.00 39.5   5.3 40.5   5.0 3.0   0.3
Scotts Valley 1/21/26 0100 36.1   5.7 92   6 34.0   4.2 0.4 SW | 234 2.5   0.4 0.00 0.00 36.0   5.6 37.1   5.6 2.5   0.1
Scotts Valley-South (Bella Vista) 1/21/26 0100 39.3   2.7 85   3 35.3   1.7 0.7 NNW | 347 2.8   0.4 0.00 0.00 38.9   3.1 41.6   4.6 2.8   1.1
Kelseyville 1/21/26 0100 37.8   5.5 92   1 35.8   5.2 0.1 SW | 225 1.3   0.2 0.00 0.00 37.5   5.6 38.2   3.9 5.0   1.5
Kelseyville Remote 1/21/26 0100 38.0   3.5 85   2 33.9   4.0 - - - 0.00 0.00 37.9   4.9 39.5   4.2 -
Kelseyville (Clark Drive) 1/21/26 0100 37.8   5.5 - - - - - 0.00 0.00 37.6   5.5 38.6   4.3 -
Kelsey Bench (Oaklea) 1/21/26 0100 40.8   3.5 76   3 33.8   2.3 1.9 S | 179 3.5   2.2 0.00 0.00 40.5   4.1 42.2   2.1 5.5   0.2
Smith Lane (Kelseyville-South) 1/21/26 0100 38.1   4.0 91   3 35.6   3.2 0.0 N | 0 0.0   4.9 0.00 0.00 38.1   4.9 38.6   4.5 3.8   1.1
Bell Hill-West 1/21/26 0100 39.8   5.0 99   1 39.5   4.8 2.1 S | 188 3.4   1.0 0.00 0.00 39.2   5.2 40.0   4.4 4.4   0.0
Wight Way (Adobe Creek) 1/21/26 0100 38.3   4.6 89   3 35.3   3.7 1.1 SE | 134 2.7   0.8 0.00 0.00 38.1   5.7 39.5   5.4 3.1   0.0
High Valley Ridgeline (Brassfield) 1/21/26 0100 50.9   4.9 37   5 25.7   0.9 5.9 ENE | 69 6.8   4.4 0.00 0.00 50.6   4.9 53.0   4.0 6.9   3.6
Ridgeline Top (Brassfield) 1/21/26 0100 52.4   4.0 - - - - - - - 52.2   3.9 53.4   4.0 -
Ridgeline Low (Brassfield) 1/21/26 0100 44.8   0.6 - - - - - - - 44.6   1.4 46.1   0.6 -
Long Valley (Shannon) 1/20/26 2315 41.9   7.1 89   2 38.9   6.4 1.9 NNW | 333 4.2   0.5 0.00 0.00 32.8   5.0 64.5   7.6 9.6   3.6
High Valley Winery 1/21/26 0100 38.0   4.2 86   2 34.1   3.7 0.9 S | 172 2.2   1.6 0.00 0.00 37.9   5.6 39.0   4.6 2.2   1.6
Round Mtn Rd. 1/21/26 0045 43.7   1.0 - - - - - - - 42.9   0.5 44.6   1.8 -
Circle O 1/21/26 0100 49.4   8.7 - - - - - - - 42.2   2.7 50.2   4.9 -
Robertsbridge Vineyards 1/21/26 0100 39.6   4.2 78   5 33.2   2.5 - - - - - 39.5   4.8 40.4   2.8 -
Urgency Vineyard 1/21/26 0100 39.6   4.7 77   9 32.9   1.8 0.8 SW | 224 2.3   0.1 0.00 0.00 39.0   4.1 40.2   3.5 3.1   1.2
Red Hills (Beckstoffer) 1/21/26 0100 40.1   8.3 80   12 34.3   4.6 - - - 0.00 0.00 37.8   6.5 40.1   6.9 -
Winters (Shannon) 1/21/26 0100 37.0   4.3 83   0 32.3   4.2 0.1 SSW | 206 1.5   0.7 0.00 0.00 36.6   4.0 37.7   4.0 2.0   0.8
Secret Pond (Shannon) 1/21/26 0100 38.8   2.6 77   3 32.3   3.5 0.1 WNW | 282 1.2   0.0 0.00 0.00 38.7   2.5 40.0   2.0 1.5   1.0
Rolling Knolls (Shannon) 1/21/26 0100 37.8   5.5 81   9 32.4   2.9 0.5 WSW | 247 1.9   0.2 0.00 0.00 37.7   5.7 38.8   5.4 3.1   0.5
Lower Lake 1/21/26 0100 44.6   1.2 62   3 32.4   0.0 1.5 SW | 232 3.3   0.6 0.00 0.00 43.9   1.0 45.4   0.9 4.3   1.1
Adamson Ranch 1/21/26 0100 38.2   5.7 91   2 35.8   5.0 0.4 W | 274 2.0   2.0 0.00 0.00 37.8   5.8 38.8   5.5 2.4   1.5
Middletown (Diamond D) 1/21/26 0100 42.1   6.9 86   4 38.3   5.7 1.0 ENE | 72 2.1   0.1 0.00 0.00 41.2   6.8 42.8   6.5 5.1   1.1
Middletown-West (Domaine Helena) 1/21/26 0100 39.8   8.2 93   0 38.0   8.1 0.8 WSW | 255 2.9   0.9 0.00 0.00 38.6   7.0 41.0   6.1 3.4   0.8
Middletown-South 1/21/26 0100 42.6   3.8 82   2 37.5   3.2 1.3 S | 187 2.8   0.4 0.00 0.00 42.1   4.1 43.0   3.4 2.8   0.1
Jim Davis (Langtry) 1/21/26 0100 46.9   2.2 69   1 37.4   1.8 3.0 W | 269 5.0   0.4 0.00 0.00 46.7   4.5 49.6   3.7 5.0   0.4
Napa Valley Basin 1/21/26 0100 40.5   5.8 92   2 38.4   5.2 0.5 NW | 320 1.4   1.0 0.00 0.00 39.9   5.7 41.4   5.3 2.3   1.1
Lower Bohn 8/5/25 1300 88.0   0.4 29   9 51.9   9.5 0.0 N | 0 0.0   0.0 0.00 0.00 44.3   2.7 89.5   0.6 0.0   0.0
Upper Bohn-North 1/21/26 0100 48.0   4.9 64   8 36.4   1.8 0.5 NNW | 329 2.3   2.2 0.00 0.00 47.0   6.6 48.4   4.0 2.8   1.7
Snell Peak Blk#9 1/21/26 0100 49.1   1.0 67   15 38.5   5.7 1.5 W | 260 4.2   0.4 0.00 0.00 47.4   0.6 49.1   2.1 5.4   0.7
Coyote Lake West 1/21/26 0100 45.8   2.9 77   5 39.0   1.1 1.8 NW | 326 4.6   2.8 0.00 0.00 45.8   4.9 47.1   3.1 4.6   2.1
Coyote Lake Northeast 1/21/26 0100 46.0   3.7 74   0 38.3   3.5 - - - - - 45.8   5.0 48.5   5.9 -
Coyote Lake East 1/21/26 0100 40.9   5.9 92   3 38.9   5.0 - - - - - 40.5   6.5 41.9   6.2 -
Morgan Valley 1/21/26 0100 55.4   2.9 32   2 25.7   4.2 1.3 W | 260 3.8   7.7 0.00 0.00 54.6   3.8 55.9   3.6 6.3   5.2
Mine Pit North 1/21/26 0100 51.6   1.1 40   7 28.4   2.8 3.8 NNE | 23 6.7   4.8 - - 50.8   1.3 53.6   0.1 7.8   3.7
Mine Pit South 1/21/26 0100 54.2   2.4 35   2 27.0   0.8 12.3 N | 11 16.8   0.7 0.00 0.00 51.5   4.2 55.0   2.2 17.1   0.4
Cow Mountain 1/21/26 0100 51.8   6.1 - - 9.8 E | 96 12.5   5.9 0.00 0.00 51.4   5.3 53.5   5.1 14.0   7.5
Ukiah-SE (Ruddick) 1/21/26 0100 41.2   4.9 92   2 38.9   4.3 1.0 NE | 39 3.5   0.0 0.00 0.00 41.0   6.0 42.2   5.6 3.5   1.1
Max     55.4 99 39.5 12.3 - 16.8 0.00 0.00 54.6 55.9 17.1
Avg     43.0 77 34.8 1.9 - 3.7 0.00 - - - -
Min     36.1 32 25.7 0.0 - 0.0 0.00 0.00 36.0 37.1 1.5
Lake County Weather Station Quick Links
Upper Lake Scotts Valley Scotts Valley-South Kelseyville Kelseyville Remote Kelseyville (Clark) Kelsey Bench (Oaklea) Kelseyville-South Bell Hill West Wight Way Robertsbridge Red Hills (Beckstoffer) Winters (Shannon) Secret Pond (Shannon) Rolling Knolls (Shannon) Lower Lake Long Valley (Shannon) Middletown-South Middletown-West Cow Mountain Ukiah (Ruddick)

Yesterday's Daily Summary

41 Stations

Daily Data
as of 1/21/26 1:05 AM PST
Load Interactive
Station Date Daily Max Temp (°F) Daily Min Temp (°F) Daily Rain (In) Season Precip (In) Wind Spd (mph) Daily Max Wind (mph) Time of Max Wind Max Wind Dir (°) Dew Pt (°F) Daily Max RH (%) Daily Min RH (%) Daily Solar Rad (Cal/cm2) Daily ETo (in) 7 Day ETo (in) Chilling <=45F (hrs) Chilling <=45F Seas (hrs) Hrs 70-85F (hrs) Hrs > 95F (hrs) Powdery Mildew Stress (pts) Daily Leaf Wet (Hrs) GDDs (DL) Seas GDDs (DL) MinBV Day (V)
Upper Lake 1/20/26 63.9   4.2 31.4   4.5 0.00 19.77 1.1 9.3   3.0 1935 N | 0 37.1   1.5 100 36 - - - 14.2 795 0.00 0.00 - 4.7 2.5 - 12.2
Scotts Valley 1/20/26 64.0   4.9 28.3   4.2 0.00 16.83 0.7 7.1   0.7 1225 ESE | 113 34.4   1.6 100 33 - - - 15.6 881 0.00 0.00 - 2.5 2.9 - 12.3
Scotts Valley-South (Bella Vista) 1/20/26 62.0   4.6 31.5   3.1 0.00 19.93 1.0 7.8   1.6 1859 SSW | 210 34.7   0.8 97 29 164 0.039 0.36 14.6 815 0.00 0.00 - - 2.6 - 12.5
Kelseyville 1/20/26 58.8   5.4 30.3   4.2 0.00 14.09 1.3 7.9   2.4 1913 NE | 47 35.7   2.5 97 41 190 0.041 0.39 15.3 788 0.00 0.00 - 0.8 1.6 - 12.1
Kelseyville Remote 1/20/26 60.5   5.4 31.3   4.2 0.00 13.79 - - - - 33.8   2.4 89 33 - - - 14.4 713 0.00 0.00 - - 1.9 - 12.7
Kelseyville (Clark Drive) 1/20/26 61.5   6.6 30.1   4.4 0.00 10.87 - - - - - - - - - - 15.3 794 0.00 0.00 - - 2.0 - 12.7
Kelsey Bench (Oaklea) 1/20/26 59.3   6.8 34.1   2.8 0.00 18.27 2.3 8.4   1.1 1909 NE | 46 34.8   2.2 89 39 197 0.045 0.43 13.4 668 0.00 0.00 - - 1.8 - 12.6
Smith Lane (Kelseyville-South) 1/20/26 61.0   8.0 31.4   3.8 0.00 15.75 0.8 7.1   2.2 1907 NE | 37 36.2   4.5 - - - - - 15.0 770 0.00 0.00 - 0.0 2.2 - 12.6
Bell Hill-West 1/20/26 59.9   7.5 32.3   3.5 0.00 16.58 1.7 7.4   2.0 1908 WSW | 241 39.4   2.8 100 50 178 0.038 0.38 14.6 783 0.00 0.00 - - 1.8 - 12.5
Wight Way (Adobe Creek) 1/20/26 63.0   10.1 30.5   3.5 0.00 4.74 1.2 9.9   4.1 1902 E | 87 36.0   2.7 97 39 158 0.038 0.37 15.2 264 0.00 0.00 - - 2.3 - 12.3
High Valley Ridgeline (Brassfield) 1/20/26 63.6   9.4 50.0   0.1 0.00 16.14 4.1 13.6   5.4 1929 NE | 53 27.5   0.9 43 24 195 0.081 0.66 0.0 326 0.00 0.00 - - 4.6 - 12.4
Ridgeline Top (Brassfield) 1/20/26 62.4   7.4 50.0   3.0 - - - - - - - - - - - - 0.0 265 0.00 0.00 - - 4.5 - 12.8
Ridgeline Low (Brassfield) 1/20/26 85.2   6.8 41.4   2.5 - - - - - - - - - - - - 8.2 253 4.21 0.00 - - 6.5 - 12.7
Long Valley (Shannon) 1/19/26 72.1   2.4 27.8   3.4 0.00 19.58 1.4 6.0   0.7 1450 E | 79 35.9   1.3 100 30 252 0.057 0.44 15.4 752 1.14 0.00 - - 3.9 - 12.7
High Valley Winery 1/20/26 64.2   6.3 31.2   2.7 0.00 15.41 1.6 7.4   1.0 1355 ESE | 112 32.7   0.6 93 25 - - - 15.2 810 0.00 0.00 - - 3.0 - 12.6
Round Mtn Rd. 1/20/26 65.6   4.0 39.7   2.7 - - - - - - - - - - - - 8.4 571 0.00 0.00 - - 3.9 - 12.5
Circle O 1/20/26 63.3   5.1 39.3   3.5 - - - - - - - - - - - - 2.2 631 0.00 0.00 - - 4.3 - 12.6
Robertsbridge Vineyards 1/20/26 60.9   8.2 31.6   2.7 - - - - - - 33.6   1.7 94 27 - - - 13.3 - 0.00 0.00 0 - 2.4 - 12.5
Urgency Vineyard 1/20/26 64.2   5.4 33.4   5.5 0.00 23.73 1.5 9.5   3.7 1033 ESE | 105 30.6   0.2 88 23 198 0.056 0.52 10.6 742 0.00 0.00 - - 3.9 - 12.5
Red Hills (Beckstoffer) 1/20/26 65.1   6.5 30.9   5.5 0.00 21.82 - - - - 31.1   1.6 93 25 - - - 10.5 789 0.00 0.00 - - 3.7 - 12.5
Winters (Shannon) 1/20/26 63.2   6.2 32.2   7.9 0.00 25.48 0.9 9.2   2.1 0945 ESE | 118 29.9   2.1 86 22 173 0.049 0.44 14.7 911 0.00 0.00 - - 3.3 - 12.8
Secret Pond (Shannon) 1/20/26 63.0   6.9 36.2   7.1 0.00 26.23 1.0 7.2   0.1 0927 SE | 141 29.0   1.8 78 24 176 0.047 0.42 13.3 866 0.00 0.00 - - 3.2 - 12.9
Rolling Knolls (Shannon) 1/20/26 66.1   1.4 30.5   4.1 0.00 16.00 1.2 8.8   2.0 0634 WSW | 246 32.8   1.3 96 23 165 0.043 0.36 13.9 858 0.00 0.00 - - 3.1 - 12.7
Lower Lake 1/20/26 64.7   5.4 42.6   7.1 0.00 21.89 2.4 9.4   2.6 0619 NNE | 24 32.3   1.2 68 26 - - - 3.7 585 0.00 0.00 - - 3.8 - 12.5
Adamson Ranch 1/20/26 67.6   4.8 30.4   3.7 0.00 20.15 0.9 10.3   1.5 1325 ESE | 105 34.3   2.0 95 24 - - - 14.3 767 0.00 0.00 - - 3.7 - 12.5
Middletown (Diamond D) 1/20/26 67.0   6.0 33.4   4.6 0.00 19.01 1.7 8.0   4.0 1314 ESE | 120 37.6   3.4 93 33 0 0.013 0.16 12.1 693 0.00 0.00 - - 4.1 - 12.4
Middletown-West (Domaine Helena) 1/20/26 69.4   3.8 30.7   4.9 0.00 28.31 1.3 7.1   5.0 1321 E | 84 37.7   3.4 98 32 - - - 13.9 773 0.00 0.00 - - 4.0 - 12.5
Middletown-South 1/20/26 66.9   6.2 36.6   4.1 0.00 34.67 1.4 7.2   2.7 1333 E | 88 37.5   3.0 91 27 - - - 12.8 719 0.00 0.00 - 0.0 4.2 - 12.4
Jim Davis (Langtry) 1/20/26 66.7   7.3 41.3   3.4 0.00 20.06 2.5 10.5   2.6 0337 WSW | 247 37.6   1.6 76 34 202 0.057 0.52 6.8 448 0.00 0.00 - - 4.5 - 12.5
Napa Valley Basin 1/20/26 68.8   5.9 31.9   3.2 0.00 15.67 1.7 8.9   3.8 1220 NE | 41 38.2   3.1 98 36 210 0.052 0.47 13.5 771 0.00 0.00 - - 3.8 - 12.4
Lower Bohn 8/4/25 93.0   1.3 47.0   0.6 0.00 0.00 0.0 0.0   0.0 0101 NE | 38 44.8   4.2 87 17 0 0.001 0.00 0.0 - 2.91 0.00 0 - 21.5 2,114 12.6
Upper Bohn-North 1/20/26 70.0   7.9 38.7   0.7 0.00 17.77 1.3 6.2   1.0 1209 N | 353 36.3   2.5 81 29 190 0.051 0.46 8.3 532 0.00 0.00 - - 4.7 - 12.1
Snell Peak Blk#9 1/20/26 69.4   5.6 44.3   1.9 0.00 15.92 2.2 8.6   0.7 1914 W | 264 35.0   2.2 70 29 195 0.061 0.54 0.1 - 0.00 0.00 - - 5.7 - 12.5
Coyote Lake West 1/20/26 67.6   5.9 38.4   1.1 0.00 15.44 1.4 7.2   1.2 1521 ESE | 118 38.6   1.6 86 38 214 0.053 0.48 8.7 528 0.00 0.00 - 0.0 4.5 - 12.6
Coyote Lake Northeast 1/20/26 67.9   5.0 37.0   0.5 - - - - - - 38.8   1.7 - - - - - 9.2 560 0.00 0.00 - - 4.3 - 12.9
Coyote Lake East 1/20/26 68.3   7.2 32.9   3.4 - - - - - - 38.8   3.8 - - - - - 13.5 751 0.00 0.00 - - 3.7 - 12.9
Morgan Valley 1/20/26 64.9   2.7 53.0   2.9 0.00 13.19 3.0 16.2   5.2 0651 WSW | 257 30.5   1.3 46 30 238 0.071 0.71 0.0 185 0.00 0.00 - - 6.8 - 12.8
Mine Pit North 1/20/26 65.1   2.8 48.0   7.5 - - 6.7 19.0   7.4 0301 NE | 43 31.2   0.2 53 27 - - - - - - - - - - - 12.3
Mine Pit South 1/20/26 63.6   3.8 51.0   3.0 0.00 19.31 14.6 29.4   1.5 0327 N | 11 29.0   1.8 47 27 - - - - - - - - - - - 12.2
Cow Mountain 1/20/26 60.3   6.1 49.8   7.5 0.00 0.77 5.8 16.0   3.9 1752 E | 92 - - - - - - 0.0 - - - - - - - 12.7
Ukiah-SE (Ruddick) 1/20/26 64.0   9.3 32.4   3.9 0.00 21.70 1.5 7.1   1.0 1927 W | 260 37.8   3.4 98 36 180 0.041 0.35 13.6 733 0.00 0.00 - 9.9 2.8 - 12.9
Max   85.2 53.0 0.00 34.67 14.6 29.4 - - 39.4 100 50 238 0.081 0.71 15.6 - 4.21 0.00 - 9.9 6.8 - 12.9
Avg   - - - - 2.4 - - - 34.6 - - - - - 10.5 - 0.12 0.00 - - 3.6 - -
Min   58.8 28.3 0.00 0.77 0.7 6.2 - - 27.5 43 22 0 0.013 0.16 0.0 - 0.00 0.00 - 0.0 1.6 - 12.1
About WWG
Lake County Website Overview YouTube Video