Create Custom Reports and Graphics: Custom Report
Forecast Links
Morning Forecast Frost Forecast 30/90 Day Outlook Setting Alerts & Alarms Forecast Abbreviations and Terms

Latest Observations

Map

15 Minute Data

South County Map

Map

15 Minute Data
Sonoma County Weather Data Links
Yesterday Growing Degree Days Weather Observation Maps Powdery Mildew Satellite/Radar Miscellaneous Air Quality

Latest Observation

25 Stations

15 Minute Data | America/Los_Angeles
as of 8/20/26 8:05 AM PDT
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)
Rockpile Upper (Cooley) 8/20/26 0800 56.9   15.6 78   37 50.0   2.4 1.9   1.4 SE | 130 3.1   1.3 0.00 0.00 54.9   8.5 69.1   4.6
Rockpile Lower (Cooley) 8/20/26 0745 51.8   8.5 100   22 51.8   1.8 0.7   0.3 SW | 224 2.5   0.0 0.00 0.00 51.4   2.4 62.0   5.6
Cloverdale-East (Ranch 83) 8/20/26 0800 55.6   1.5 - - 1.6   0.3 S | 179 3.3   0.4 0.00 0.00 53.5   0.1 55.7   3.0
Cloverdale-SE (Ranch 38) 8/20/26 0800 53.4   2.2 98   4 53.0   1.2 2.2   1.0 SSW | 208 4.3   1.2 0.00 0.00 52.7   0.8 54.5   3.2
Geyserville-North (Hoffman) 8/20/26 0800 56.5   1.6 94   4 54.9   0.3 1.0   0.0 NE | 39 2.6   1.3 0.00 0.00 55.2   0.5 56.8   1.8
Geyserville (Ranch 3) 8/20/26 0800 55.3   2.6 100   11 55.3   0.8 1.4   0.8 SE | 127 3.2   0.8 0.00 0.00 55.0   0.5 56.1   1.9
Geyserville-East (Ranch 40) 8/20/26 0800 52.8   1.5 100   1 52.8   1.3 1.4   0.4 SSW | 203 3.2   0.4 0.00 0.00 52.2   1.0 53.1   1.8
Geyserville-South (Nervo Station) 8/20/26 0800 54.3   3.0 - - 0.4   1.2 ESE | 120 2.1   2.0 0.00 0.00 53.5   0.6 55.2   2.3
Peterson (Ranch 09) 8/20/26 0800 54.4   2.5 93   5 52.4   1.0 1.1   1.0 ENE | 74 2.8   1.4 0.00 0.00 53.6   1.6 55.3   1.9
Crazy Creek Ranch 8/20/26 0800 55.3   1.8 95   4 54.0   0.8 1.3   0.3 SSW | 197 2.5   1.2 0.00 0.00 54.5   0.9 55.9   1.4
Whitton Ranch (201e) 8/20/26 0800 55.2   2.3 94   4 53.6   1.1 0.7   0.5 WNW | 292 2.1   1.1 0.00 0.00 54.2   0.0 55.5   2.1
Lytton East (Shop Hill Bottom) 8/20/26 0800 54.0   2.6 99   8 53.8   0.4 0.9   0.6 W | 266 2.9   1.5 0.00 0.00 53.4   2.3 55.2   1.6
Lytton East (Hill 5) 8/20/26 0800 53.6   2.7 98   4 53.0   1.6 1.1   0.4 WSW | 250 4.0   1.6 0.00 0.00 53.1   2.2 54.9   1.5
Lytton West Lower (Lew 6) 8/20/26 0800 54.0   2.7 100   8 54.0   0.4 0.6   0.3 SSE | 147 1.7   0.6 0.00 0.00 53.4   2.4 55.4   1.5
Lytton West Hill (23PS) 8/20/26 0800 54.1   2.7 100   5 54.0   1.2 1.1   0.6 WSW | 253 2.9   1.1 0.00 0.00 53.6   2.4 55.4   1.8
Big River 8/20/26 0800 54.6   2.3 96   0 53.4   2.1 0.8   0.5 SE | 133 2.5   0.7 0.00 0.00 53.8   1.8 55.6   1.5
Jimtown-North (Piccolo Ranch 15) 8/20/26 0800 55.1   2.6 100   10 55.1   0.3 0.5   0.1 SW | 223 1.8   1.3 0.00 0.00 54.2   1.0 55.7   2.2
HWY 128/Chalk Hill Rd (Landslide) 8/20/26 0800 55.3   2.4 89   0 52.2   2.2 1.3   0.2 WNW | 287 3.6   0.2 0.00 0.00 54.2   1.0 56.0   1.9
N Chalk Hill Rd (Ranch 63) 8/20/26 0800 53.2   3.3 93   4 51.2   2.2 0.6   0.6 SSE | 154 2.0   1.5 0.00 0.00 52.5   0.4 54.6   2.2
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) 8/20/26 0800 53.8   1.5 95   0 52.4   1.5 1.9   1.2 NNW | 334 5.2   2.6 0.00 0.00 48.8   1.7 54.0   1.6
Red Tail 8/20/26 0800 54.6   2.2 88   1 51.1   2.4 1.2   0.2 S | 173 3.9   1.0 0.00 0.00 53.5   1.1 55.4   2.2
Franz Valley (Stornetta) 8/20/26 0800 55.0   1.7 88   1 51.7   1.3 1.4   0.8 N | 358 3.8   1.9 0.00 0.00 51.0   0.4 55.4   1.4
Upper Dry Creek Valley 8/20/26 0700 54.4   1.6 94   0 52.6   1.7 2.6   1.1 SSW | 197 4.3   1.4 0.00 0.00 54.4   1.3 55.6   1.2
Lower Dry Creek Valley 8/20/26 0800 54.7   2.3 100   0 54.8   2.3 0.1   0.1 N | 354 3.2   3.2 0.00 0.00 54.0   1.9 56.0   1.4
Max     56.9 100 55.3 2.6 - 5.2 0.00 0.00 55.2 69.1
Avg     54.5 95 53.0 1.1 - 3.1 0.00 - - -
Min     51.8 78 50.0 0.1 - 1.7 0.00 0.00 48.8 53.1

Central Sonoma County Latest

37 Stations

15 Minute Data | America/Los_Angeles
as of 8/20/26 8:05 AM PDT
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 Max Temp (°F) Daily Min Temp (°F)
Windsor-NW (Ranch 8) 8/20/26 0800 54.6   2.0 84   0 50.0   1.8 0.0   0.0 WSW | 257 0.0   0.0 0.00 0.00 55.2   1.9 53.8   1.9
Windsor-East (Ranch 16) 8/20/26 0800 55.4   1.8 92   0 53.0   1.8 1.7   0.8 ESE | 121 3.4   0.4 0.00 0.00 56.1   1.6 53.8   2.2
Mark West-North (Ranch 14) 8/18/26 1400 -44.8 - - 0.0 N | 0 0.0 0.00 0.00 89.9 -48.1
Windsor-SE (Silk Rd) 8/20/26 0800 55.2   1.2 92   3 52.8   2.2 0.8   0.1 NNW | 340 3.1   0.9 0.00 0.00 55.5   1.9 53.9   1.9
Fulton-NW (Ranch 5) 8/20/26 0800 54.8   1.9 94   2 53.2   1.3 0.9   0.4 W | 278 2.6   0.2 0.00 0.00 55.4   2.2 53.6   1.8
Bisordi (Fulton) 8/20/26 0800 54.9   2.0 94   3 53.2   1.2 1.0   0.1 SSW | 195 3.0   0.2 0.00 0.00 55.9   1.9 53.9   1.9
Windsor-South (Laughlin Rd) 8/20/26 0800 55.2   1.1 91   1 52.5   1.4 - - - 0.00 0.00 55.7   1.5 53.5   2.2
Fulton-SE (Barnes Rd) 8/20/26 0800 55.6   1.3 89   3 52.3   2.1 0.2   0.2 E | 93 2.8   2.8 0.00 0.00 55.9   2.6 54.2   1.6
Fulton-SW (Ranch 21) 8/20/26 0800 54.6   1.4 0   92 -59.0   112.9 1.2   0.5 ESE | 123 3.1   0.4 0.00 0.00 55.1   1.9 53.1   2.2
NW Santa Rosa (Piner Road) 8/20/26 0800 54.3   1.7 100   0 54.3   1.7 0.6   0.1 SSE | 162 2.5   0.4 0.00 0.00 55.1   1.9 53.6   1.9
River Rd South (Denner Ranch) 8/20/26 0800 54.0   1.3 0   0 -65.2   2.2 0.3   1.0 SE | 130 1.5   1.8 - - 54.9   1.5 52.9   1.8
West Santa Rosa (LOV Vineyard) 8/20/26 0800 54.8   1.3 95   1 53.4   1.0 0.7   0.6 W | 281 3.0   0.0 0.00 0.00 55.4   1.7 53.5   2.0
Guerneville Rd (Prokopakis) 8/20/26 0800 55.1   1.8 94   1 53.4   1.6 - - - 0.00 0.00 56.1   1.8 53.8   2.2
SunnyView Vineyard (SCWC) 8/20/26 0800 54.2   1.3 94   1 52.6   1.1 0.6   0.5 NE | 37 2.9   0.0 0.00 0.00 54.9   1.9 53.2   2.1
Guerneville Rd West (Balletto) 8/20/26 0800 54.5   1.6 98   1 53.9   1.4 0.3   0.7 SSW | 199 2.2   0.8 0.00 0.00 55.8   1.4 53.7   2.1
Sanchietti Ranch 8/20/26 0800 55.4   1.7 94   1 53.9   1.5 1.4   1.0 NW | 309 3.1   1.3 0.00 0.00 56.4   1.6 54.6   2.0
Occidental Rd (Sebastopol) 8/20/26 0800 54.9   1.0 100   0 54.9   1.0 1.2   0.2 WNW | 294 3.7   0.7 0.00 0.00 55.6   1.2 53.6   2.0
Harper's Rest (Windsor-West) 8/20/26 0800 54.3   1.2 90   4 51.4   2.3 0.6   0.1 SW | 218 2.3   0.6 0.00 0.00 54.7   1.3 52.6   2.1
Lower Westside Rd (Ranch 12) 8/20/26 0800 54.6   1.5 91   4 52.1   2.5 0.2   0.3 SW | 217 1.3   0.5 0.00 0.00 55.1   1.9 53.4   2.0
Guerneville (Laughlin Rd) 8/20/26 0800 54.8   1.9 91   2 52.4   1.3 0.2   0.5 SW | 226 1.6   0.9 0.00 0.00 55.5   1.2 53.8   1.0
Korbel (Winery) 8/20/26 0800 55.3   1.8 90   2 52.4   2.2 1.3   1.3 SSW | 209 3.2   3.2 0.00 0.00 56.2   1.3 54.4   1.7
Forestville (Shone Farms) 8/20/26 0800 55.0   1.3 93   2 53.1   1.9 0.7   0.3 NW | 322 3.0   1.1 0.00 0.00 56.3   2.0 51.9   3.1
Forestville-NE (Ranch 30) 8/20/26 0800 54.1   1.2 97   0 53.2   1.4 0.3   1.1 NNE | 12 2.8   0.1 0.00 0.00 54.6   1.7 52.5   2.3
Foggy Bend (Ranch 41) 8/20/26 0800 54.7   1.8 93   1 52.7   2.2 0.7   0.1 NE | 36 3.0   0.2 0.00 0.00 55.6   1.7 53.6   2.4
Last Stop 8/20/26 0800 54.6   1.7 95   2 53.3   1.0 0.5   0.9 SSW | 199 2.1   1.2 0.00 0.00 55.0   1.5 53.8   1.6
Green Valley Vineyard 8/20/26 0800 53.2   1.7 96   1 52.2   2.0 1.4   1.1 WNW | 303 3.1   1.3 0.00 0.00 53.5   1.8 51.1   1.9
Park Royal 8/20/26 0800 54.8   1.0 92   2 52.6   1.6 - - - 0.00 0.00 55.4   1.5 53.4   1.7
Merino 8/20/26 0800 55.4   0.8 94   3 53.9   1.6 0.9   0.1 W | 268 2.7   0.3 0.00 0.00 55.8   1.4 53.9   1.9
Green Valley (Sanchietti) 8/20/26 0800 55.2   1.4 - - - - - - - 55.5   1.2 52.7   0.2
Keefer Ranch (Green Valley) 8/20/26 0800 53.9   1.9 94   1 52.3   2.2 - - - 0.00 0.00 54.8   1.4 53.1   0.6
Graton-West (Dutton Ranch) 8/20/26 0800 54.1   1.9 100   0 54.1   1.9 1.4   0.5 N | 1 3.3   0.6 0.00 0.00 55.2   1.4 53.4   1.5
Graton-South (Mill Station Rd) 8/20/26 0800 53.8   1.6 97   1 53.0   1.8 0.0   0.0 WSW | 258 0.8   0.6 0.00 0.00 54.6   1.8 53.0   1.9
Occidental (Horseshoe Bend) 8/20/26 0800 52.7   1.0 100   0 52.8   1.0 - - - 0.00 0.00 53.0   1.6 49.9   3.6
Sexton Valley (Jacqueline's Blk) 8/20/26 0800 54.3   1.2 98   0 53.7   1.2 0.6   0.3 N | 10 2.8   0.3 0.00 0.00 55.0   1.6 53.4   1.9
Sebastopol Hills (Burnside Rd) 8/20/26 0800 52.4   2.2 100   0 52.4   2.2 0.9   0.7 NNW | 347 2.6   1.1 0.00 0.00 53.6   1.7 51.9   1.8
Pleasant Hill 8/20/26 0745 53.9   1.6 96   0 52.8   1.6 1.2   0.8 NW | 317 3.1   1.3 0.00 0.00 54.6   1.3 53.0   1.9
Seaview/Fort Ross (Hirsch) 8/20/26 0800 53.2   11.5 91   26 50.5   1.9 2.3   0.4 WSW | 241 3.8   1.5 0.00 0.00 59.0   15.4 48.8   6.1
Max     55.6 100 54.9 2.3 - 3.8 0.00 0.00 59.0 54.6
Avg     54.5 89 46.3 0.8 - 2.6 0.00 - - -
Min     52.4 0 -65.2 0.0 - 0.0 0.00 0.00 53.0 48.8

Southern Sonoma County Latest

20 Stations

15 Minute Data
as of 8/20/26 8:05 AM PDT
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)
Upper Rincon Valley 8/20/26 0800 52.6   1.7 98   0 52.0   1.7 1.0   0.3 SW | 230 3.9   0.9 0.00 0.00 50.4   1.1 52.9   1.8
Lower Bennett Valley 8/20/26 0800 54.0   1.0 100   0 54.0   1.0 2.4   0.6 SSE | 164 4.1   0.2 0.00 0.00 52.3   1.9 54.1   1.1
Kenwood (Wildwood) 8/20/26 0800 56.0   0.9 86   9 51.9   1.8 3.1   2.1 N | 359 8.1   5.7 0.00 0.00 52.2   0.8 56.6   1.2
Crane Creek (Ranch 62) 8/20/26 0800 54.7   1.2 97   2 53.9   0.5 1.4   0.7 SW | 224 4.5   2.4 0.00 0.00 53.1   2.2 54.9   1.5
Rohnert Park-West (Stony Point) 8/20/26 0800 54.8   1.1 98   0 54.2   0.9 0.0   0.0 N | 0 0.0   0.0 0.00 0.00 53.2   2.1 54.9   1.9
Rice-Spivak Vineyard 8/20/26 0800 54.2   1.6 - - - - - - - 53.1   2.0 54.8   1.3
Cartograph Wines Base 8/20/26 0800 53.7   1.5 98   0 53.3   1.5 2.4   1.0 WSW | 254 5.3   2.8 0.00 0.01 52.7   2.0 54.1   1.4
Cartograph Wines Remote 8/20/26 0800 54.4   1.4 - - - - - - - 53.5   2.0 55.0   1.6
Penngrove (Asellus) 8/20/26 0800 54.8   0.9 96   0 53.7   0.7 0.0   0.0 SW | 214 1.1   1.1 0.00 0.00 53.4   1.8 55.0   1.1
Sonoma Valley (Bedrock) 8/20/26 0800 55.6   1.6 82   10 50.4   1.6 - - - 0.00 0.00 52.7   3.0 56.1   2.0
Sonoma-West (Arnold) 8/20/26 0800 56.2   0.0 84   6 51.4   2.0 1.0   1.3 NNW | 327 2.7   1.0 0.00 0.00 48.3   1.5 56.2   0.0
Sonoma Valley HS 8/20/26 0800 56.3   0.1 89   9 53.2   2.4 1.4   0.3 WNW | 299 3.1   1.0 0.00 0.00 52.0   1.0 56.4   0.1
Sonoma East (Bundschu01) 8/20/26 0800 56.6   0.4 84   8 52.0   2.8 2.1   0.9 WNW | 286 4.4   1.1 0.00 0.00 52.8   2.1 56.7   0.4
Sonoma-SE (Napoli) 8/20/26 0800 56.1   1.1 87   6 52.2   2.8 1.4   0.4 WNW | 301 3.8   0.7 0.00 0.00 53.0   0.9 56.3   1.1
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) 8/20/26 0800 56.4   0.4 92   2 54.1   0.1 2.9   2.7 NW | 305 6.3   4.7 0.00 0.00 54.5   1.4 56.5   1.1
Carneros (Ranch 71) 8/20/26 0800 54.7   1.4 92   4 52.4   2.4 4.6   3.1 WNW | 284 8.1   4.3 0.00 0.00 53.0   1.7 54.9   1.3
Ricci Vineyards (Carneros) 8/20/26 0800 56.0   1.1 88   3 52.3   2.1 4.6   2.3 WNW | 298 7.7   3.7 0.00 0.00 53.7   0.0 56.1   1.2
Carneros Upper (Ranch 81) 8/20/26 0800 54.8   2.1 88   88 51.4   104.4 6.3   6.3 W | 270 11.4   11.4 - - 53.1   1.9 54.8   2.1
Carneros Lower (Ranch 81) 8/20/26 0800 56.6   1.3 88   4 53.0   2.5 0.3   0.1 WNW | 292 3.3   2.0 0.00 0.00 53.8   0.2 56.6   1.4
Max     56.6 100 54.2 6.3 - 11.4 0.00 0.01 54.5 56.7
Avg     55.2 91 52.7 2.2 - 4.9 0.00 - - -
Min     52.6 82 50.4 0.0 - 0.0 0.00 0.00 48.3 52.9
About WWG
Purchasing Weather Stations for the SCWC Weather Network Contact WWG about Alert Monitoring Service

AQI Map

Map

Hourly Data