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Latest Observation

25 Stations

15 Minute Data | America/Los_Angeles
as of 8/18/26 4:45 AM PDT
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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)
Rockpile Upper (Cooley) 8/18/26 0445 61.9   5.8 56   25 46.0   4.3 3.1   0.2 N | 353 4.6   1.8 0.00 0.00 60.6   5.2 67.1   1.2
Rockpile Lower (Cooley) 8/18/26 0430 53.8   0.9 96   7 52.8   1.1 0.4   0.8 WSW | 249 2.1   0.8 0.00 0.00 53.6   0.8 63.1   0.9
Cloverdale-East (Ranch 83) 8/18/26 0445 56.8   1.0 - - 1.3   0.5 SSW | 197 3.5   0.2 0.00 0.00 54.7   0.7 56.9   2.3
Cloverdale-SE (Ranch 38) 8/18/26 0445 54.8   0.6 95   1 53.3   0.4 2.5   0.2 SE | 144 7.1   2.5 0.00 0.00 54.5   0.5 56.2   1.7
Geyserville-North (Hoffman) 8/18/26 0430 57.3   0.1 91   0 54.6   0.0 2.1   1.4 ESE | 106 5.5   2.6 0.00 0.00 56.5   0.2 58.0   0.6
Geyserville (Ranch 3) 8/18/26 0445 56.8   0.1 98   9 56.4   2.6 1.2   0.8 ESE | 114 3.6   2.1 0.00 0.00 56.0   0.3 57.5   0.1
Geyserville-East (Ranch 40) 8/18/26 0445 53.9   0.2 99   0 53.5   0.4 1.0   0.5 SSE | 156 3.7   0.3 0.00 0.00 53.6   0.5 54.4   0.2
Geyserville-South (Nervo Station) 8/18/26 0445 55.9   0.2 - - 1.1   0.5 E | 94 2.7   1.3 0.00 0.00 55.5   0.9 56.7   0.5
Peterson (Ranch 09) 8/18/26 0445 55.8   0.0 90   2 52.9   0.6 0.9   0.2 ENE | 74 2.4   2.0 0.00 0.00 55.2   1.1 56.8   0.8
Crazy Creek Ranch 8/18/26 0445 56.3   0.6 92   2 54.1   0.2 1.1   0.7 NNE | 31 3.0   0.7 0.00 0.00 55.3   0.2 57.3   0.4
Whitton Ranch (201e) 8/18/26 0445 56.1   0.1 93   1 54.1   0.5 1.1   0.5 NE | 54 2.5   1.5 0.00 0.00 54.5   0.5 56.9   0.8
Lytton East (Shop Hill Bottom) 8/18/26 0445 55.9   1.2 92   2 53.5   0.7 1.1   1.2 SE | 130 2.9   1.2 0.00 0.00 55.8   1.3 56.4   1.3
Lytton East (Hill 5) 8/18/26 0445 55.6   0.9 94   0 53.8   0.8 0.5   3.6 E | 86 1.9   4.4 0.00 0.00 55.4   1.2 56.1   1.1
Lytton West Lower (Lew 6) 8/18/26 0445 55.7   0.9 92   0 53.6   0.7 2.9   0.6 S | 179 5.3   0.3 0.00 0.00 55.6   0.9 56.6   1.1
Lytton West Hill (23PS) 8/18/26 0445 55.6   0.5 96   1 54.4   0.7 1.5   0.2 SE | 129 2.7   0.6 0.00 0.00 55.6   0.7 56.9   1.0
Big River 8/18/26 0445 55.6   0.1 96   1 54.6   0.5 0.1   1.8 N | 352 1.3   2.3 0.00 0.00 55.5   0.3 56.9   0.8
Jimtown-North (Piccolo Ranch 15) 8/18/26 0445 56.4   0.4 100   6 56.4   2.1 1.3   0.4 SSW | 209 3.5   1.3 0.00 0.00 55.2   0.2 57.2   0.1
HWY 128/Chalk Hill Rd (Landslide) 8/18/26 0400 56.2   0.1 93   2 54.1   0.5 1.4   0.9 ENE | 75 2.8   1.6 0.00 0.00 56.1   0.9 57.5   0.9
N Chalk Hill Rd (Ranch 63) 8/18/26 0445 55.1   0.4 91   0 52.6   0.5 1.0   1.5 S | 186 2.9   1.3 0.00 0.00 54.1   0.5 56.1   0.2
Newman Knights Valley 8/18/26 0015 56.2   1.8 85   4 51.7   0.4 0.8   3.5 NE | 55 2.3   5.8 0.00 0.00 55.0   1.2 88.3   0.6
Knights Valley (Bavarian Lion) 8/18/26 0445 54.4   1.6 94   1 52.7   1.2 1.3   0.6 WSW | 251 3.9   0.9 0.00 0.00 49.9   0.8 54.5   1.1
Red Tail 8/18/26 0445 54.5   1.2 90   2 51.6   0.5 2.1   1.7 E | 81 3.9   1.8 0.00 0.00 53.2   0.1 56.2   0.0
Franz Valley (Stornetta) 8/18/26 0445 53.3   0.5 92   1 51.2   0.9 0.8   0.2 WSW | 251 2.1   0.3 0.00 0.00 50.9   1.8 53.7   3.4
Upper Dry Creek Valley 8/18/26 0445 56.8   0.7 90   0 54.1   0.5 1.6   0.1 SSW | 198 3.3   0.3 0.00 0.00 56.2   1.4 57.2   0.8
Lower Dry Creek Valley 8/18/26 0445 56.0   0.2 100   0 56.0   0.2 0.0   0.5 N | 0 0.0   3.6 0.00 0.00 55.8   0.8 57.0   0.8
Max     61.9 100 56.4 3.1 - 7.1 0.00 0.00 60.6 67.1
Avg     55.9 92 53.5 1.3 - 3.2 0.00 - - -
Min     53.3 56 46.0 0.0 - 0.0 0.00 0.00 49.9 53.7

Central Sonoma County Latest

37 Stations

15 Minute Data | America/Los_Angeles
as of 8/18/26 4:45 AM PDT
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Station Date Time Temp (°F) RH (%) Dew Pt (°F) Wind Spd (mph) Wind Dir (°) Wind Gust (mph) Latest Rain (In) Daily Rain (In) Daily Max Temp (°F) Daily Min Temp (°F)
Windsor-NW (Ranch 8) 8/18/26 0445 55.8   1.0 84   0 51.0   1.0 0.0   0.0 N | 352 0.0   0.0 0.00 0.00 56.8   0.8 55.6   0.8
Windsor-East (Ranch 16) 8/18/26 0445 55.8   0.6 94   1 54.1   0.9 3.4   1.1 SSE | 167 6.0   0.9 0.00 0.00 56.8   0.1 55.7   0.8
Mark West-North (Ranch 14) 7/28/26 1515 89.0   4.0 29   5 52.4   1.2 3.9   0.7 SSE | 155 10.7   0.1 0.00 0.00 89.9   3.7 49.7   2.7
Windsor-SE (Silk Rd) 8/18/26 0445 55.9   0.4 95   0 54.6   0.6 1.1   0.6 S | 184 2.7   1.1 0.00 0.00 56.9   0.4 55.8   0.8
Fulton-NW (Ranch 5) 8/18/26 0445 55.9   0.6 95   2 54.6   1.1 2.6   0.6 SE | 131 4.6   0.6 0.00 0.00 56.8   0.7 55.7   0.5
Bisordi (Fulton) 8/18/26 0445 55.8   0.3 94   1 54.0   0.6 2.1   0.7 SE | 135 4.4   0.2 0.00 0.00 57.3   0.8 55.8   0.6
Windsor-South (Laughlin Rd) 8/18/26 0445 55.6   0.0 93   0 53.5   0.1 - - - 0.00 0.00 57.1   0.9 55.5   0.8
Fulton-SE (Barnes Rd) 8/18/26 0445 55.8   0.0 93   2 53.9   0.5 2.2   0.7 S | 178 4.4   0.0 0.00 0.00 57.1   0.2 55.7   0.3
Fulton-SW (Ranch 21) 8/18/26 0445 55.3   0.1 95   2 49.6   3.7 2.7   0.5 SSE | 156 5.3   0.1 0.00 0.00 56.5   1.0 55.0   0.1
NW Santa Rosa (Piner Road) 8/18/26 0445 55.2   0.1 100   0 55.2   0.1 1.7   0.5 SE | 136 4.2   0.3 0.00 0.00 56.3   0.6 55.0   0.0
River Rd South (Denner Ranch) 8/18/26 0445 54.9   0.1 0   0 -63.9   0.2 2.3   0.5 SSE | 152 5.5   0.2 - - 55.9   0.3 54.7   0.5
West Santa Rosa (LOV Vineyard) 8/18/26 0445 55.5   0.1 95   0 54.0   0.0 0.3   2.0 SE | 144 2.6   2.6 0.00 0.00 56.6   0.7 55.4   0.5
Guerneville Rd (Prokopakis) 8/18/26 0445 56.2   0.1 94   1 54.5   0.3 - - - 0.00 0.00 57.5   0.5 55.9   0.0
SunnyView Vineyard (SCWC) 8/18/26 0445 54.8   0.1 94   0 53.2   0.1 0.6   2.4 SE | 124 3.2   2.1 0.00 0.00 56.0   0.4 54.8   0.0
Guerneville Rd West (Balletto) 8/18/26 0445 56.0   0.2 97   0 55.1   0.2 1.9   1.1 SE | 134 4.1   1.4 0.00 0.00 57.0   0.7 55.7   0.6
Sanchietti Ranch 8/18/26 0445 55.9   0.9 94   1 54.3   0.7 2.3   0.6 S | 169 5.0   2.0 0.00 0.00 57.4   0.3 55.9   0.8
Occidental Rd (Sebastopol) 8/18/26 0445 55.3   0.3 100   0 55.3   0.3 1.6   1.2 SE | 124 4.2   2.8 0.00 0.00 56.5   0.4 55.1   0.1
Harper's Rest (Windsor-West) 8/18/26 0445 54.5   0.3 93   3 52.6   1.2 0.6   0.9 SSW | 213 2.2   1.1 0.00 0.00 55.8   0.9 54.5   0.3
Lower Westside Rd (Ranch 12) 8/18/26 0445 55.5   0.4 94   3 53.9   1.3 1.0   0.1 SE | 141 3.3   0.0 0.00 0.00 56.8   1.0 55.4   0.4
Guerneville (Laughlin Rd) 8/18/26 0445 56.3   0.6 92   3 53.9   1.5 0.9   0.6 N | 358 3.1   0.9 0.00 0.00 56.9   1.1 56.2   2.8
Korbel (Winery) 8/18/26 0445 56.0   0.2 92   2 53.6   0.9 1.5   0.9 ESE | 122 5.3   2.3 0.00 0.00 57.7   1.9 56.0   1.1
Forestville (Shone Farms) 8/18/26 0445 55.6   0.5 96   4 54.4   1.5 1.7   0.5 ENE | 71 4.3   0.8 0.00 0.00 57.9   1.0 54.9   1.2
Forestville-NE (Ranch 30) 8/18/26 0445 54.9   0.2 96   3 54.0   1.1 1.1   0.4 E | 96 3.2   0.1 0.00 0.00 56.3   1.3 54.9   0.9
Foggy Bend (Ranch 41) 8/18/26 0445 56.2   0.5 94   3 54.5   1.4 1.3   0.5 ENE | 65 3.4   0.7 0.00 0.00 57.1   1.1 55.8   0.3
Last Stop 8/18/26 0445 55.9   0.9 94   2 54.1   1.6 0.4   1.2 ESE | 114 1.5   2.5 0.00 0.00 56.0   0.8 55.5   3.4
Green Valley Vineyard 8/18/26 0445 54.3   1.1 97   1 53.4   1.4 0.4   0.8 N | 351 2.6   0.0 0.00 0.00 54.8   0.9 51.7   0.1
Park Royal 8/18/26 0445 54.8   0.7 96   0 53.8   0.6 - - - 0.00 0.00 56.4   0.6 54.7   0.6
Merino 8/18/26 0445 55.4   0.6 97   0 54.7   0.7 1.1   0.0 SE | 132 2.9   1.5 0.00 0.00 56.8   0.7 55.4   0.3
Green Valley (Sanchietti) 8/18/26 0445 55.8   1.0 - - - - - - - 56.4   0.5 51.8   1.0
Keefer Ranch (Green Valley) 8/18/26 0445 55.2   0.4 95   3 53.8   1.2 - - - 0.00 0.00 55.6   0.1 52.5   0.4
Graton-West (Dutton Ranch) 8/18/26 0445 55.5   0.3 100   0 55.6   0.3 0.4   1.0 NW | 304 1.5   2.2 0.00 0.00 56.0   0.1 52.5   0.6
Graton-South (Mill Station Rd) 8/18/26 0445 55.2   0.1 97   1 54.2   0.5 0.0   0.1 N | 0 0.0   2.1 0.00 0.00 56.2   0.6 54.9   0.9
Occidental (Horseshoe Bend) 8/18/26 0445 53.6   0.4 100   0 53.6   0.4 - - - 0.00 0.00 53.9   0.1 53.0   0.4
Sexton Valley (Jacqueline's Blk) 8/18/26 0445 55.6   0.2 96   1 54.6   0.5 0.4   0.9 S | 178 2.2   2.8 0.00 0.00 56.5   0.6 55.5   0.8
Sebastopol Hills (Burnside Rd) 8/18/26 0445 53.7   0.9 100   0 53.7   0.9 0.0   1.7 N | 0 0.0   4.3 0.00 0.00 54.9   0.1 53.5   0.4
Pleasant Hill 8/18/26 0430 54.8   0.3 95   1 53.4   0.6 0.3   1.5 SSE | 167 1.4   3.5 0.00 0.00 55.6   0.2 54.7   0.4
Seaview/Fort Ross (Hirsch) 8/18/26 0445 63.5   4.0 59   13 48.8   1.7 1.2   1.7 NNE | 26 3.0   2.0 0.00 0.00 66.0   1.8 61.7   5.5
Max     63.5 100 55.6 3.4 - 6.0 0.00 0.00 66.0 61.7
Avg     55.6 91 50.4 1.2 - 3.2 0.00 - - -
Min     53.6 0 -63.9 0.0 - 0.0 0.00 0.00 53.9 51.7

Southern Sonoma County Latest

20 Stations

15 Minute Data
as of 8/18/26 4:45 AM PDT
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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)
Upper Rincon Valley 8/18/26 0445 52.5   0.1 98   0 51.9   0.1 0.7   0.4 W | 267 3.5   0.8 0.00 0.00 52.1   0.1 53.4   0.0
Lower Bennett Valley 8/18/26 0445 53.7   0.6 100   0 53.7   0.6 4.1   2.2 SE | 138 6.8   3.5 0.00 0.00 53.4   0.8 55.1   0.3
Kenwood (Wildwood) 8/18/26 0445 54.8   0.3 96   1 53.7   0.4 1.2   3.0 NNE | 26 3.3   5.2 0.00 0.00 54.6   0.5 55.5   0.0
Crane Creek (Ranch 62) 8/18/26 0445 54.2   1.4 99   3 53.9   0.5 1.3   0.4 S | 169 5.2   2.1 0.00 0.00 54.0   1.2 56.2   0.1
Rohnert Park-West (Stony Point) 8/18/26 0445 55.4   0.6 98   0 54.7   0.6 0.0   0.4 N | 0 0.0   5.6 0.00 0.00 54.9   0.2 56.3   0.2
Rice-Spivak Vineyard 8/18/26 0445 54.5   1.0 - - - - - - - 54.4   0.4 55.8   0.2
Cartograph Wines Base 8/18/26 0445 54.3   0.8 98   0 53.8   0.8 1.7   0.7 S | 173 4.9   0.9 0.00 0.00 53.9   0.4 55.2   0.1
Cartograph Wines Remote 8/18/26 0445 54.9   0.9 - - - - - - - 54.7   0.4 56.1   0.2
Penngrove (Asellus) 8/18/26 0445 54.6   0.6 96   0 53.5   0.5 1.9   0.8 SSW | 207 4.5   0.5 0.00 0.00 54.3   0.5 55.8   0.1
Sonoma Valley (Bedrock) 8/18/26 0445 54.8   0.6 90   1 52.1   0.4 - - - 0.00 0.00 54.2   0.2 55.1   1.4
Sonoma-West (Arnold) 8/18/26 0445 56.0   0.9 88   1 52.5   0.6 3.3   0.6 SW | 219 6.4   1.6 0.00 0.00 50.9   1.8 56.3   0.0
Sonoma Valley HS 8/18/26 0445 56.2   0.4 95   1 54.8   0.6 0.7   1.2 NNW | 335 3.6   0.9 0.00 0.00 53.6   0.7 56.3   0.1
Sonoma East (Bundschu01) 8/18/26 0445 55.9   1.9 91   1 53.5   1.6 1.5   1.1 SE | 141 3.5   0.7 0.00 0.00 51.5   0.2 56.2   0.6
Sonoma-SE (Napoli) 8/18/26 0445 55.7   1.4 91   1 53.2   1.0 1.1   0.2 SSW | 209 4.1   0.0 0.00 0.00 54.3   1.7 56.4   0.7
Schellville (Sasaki) 2/7/26 1900 53.4   2.2 88   10 49.9   1.0 3.3   1.8 SW | 225 5.8   4.0 0.00 0.00 47.0   0.8 62.8   8.4
Petaluma (Ranch 10) 8/18/26 0445 55.6   0.7 93   1 53.7   0.3 1.9   1.4 NNW | 328 4.8   2.4 0.00 0.00 55.1   0.5 56.7   0.2
Carneros (Ranch 71) 8/18/26 0445 54.4   0.2 95   1 53.1   0.4 5.6   0.3 WSW | 255 8.7   0.1 0.00 0.00 54.4   0.4 55.3   0.1
Ricci Vineyards (Carneros) 8/18/26 0445 55.6   0.0 93   1 53.5   0.2 4.3   3.0 W | 268 8.7   3.1 0.00 0.00 55.4   0.5 56.4   0.3
Carneros Upper (Ranch 81) 8/18/26 0445 54.5   0.2 1   99 -55.5   109.8 7.3   2.8 W | 260 11.8   2.6 - - 54.4   0.3 55.1   0.9
Carneros Lower (Ranch 81) 8/18/26 0430 56.1   1.2 92   1 53.9   1.4 0.1   0.1 SSW | 196 2.4   1.2 0.00 0.00 55.0   0.2 56.2   0.6
Max     56.2 100 54.8 7.3 - 11.8 0.00 0.00 55.4 56.7
Avg     54.9 89 47.1 2.3 - 5.1 0.00 - - -
Min     52.5 1 -55.5 0.0 - 0.0 0.00 0.00 50.9 53.4
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