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Temperature & Pressure Temperature & Dew Point Temperature & Radar Wind Speed & Pressure Wind Gusts & Pressure Relative Humidity Potential Temperature & Radar Eq. Pot. Temperature & Radar LCL & Radar Divergence & Pressure Change "Feels Like" Temperature Camera Map & Radar Significant Weather Summary Severe Weather Summary Winter Weather Summary Station Snow Summary Estimated Snow Depth 1 Hour Snow Depth Change 1 Hour Precipitation 24 Hour Precipitation Incoming Solar Radiation 24 Hour Site Extremes Current Radar & Observations Current Observations *Maps Update Every 5 Minutes
Surface Loops
Temperature & Pressure Temperature & Dew Point Temperature & Radar Wind Speed & Pressure Wind Gusts & Pressure Relative Humidity Potential Temperature & Radar Eq. Pot. Temperature & Radar LCL & Radar Divergence & Pressure Change "Feels Like" Temperature Camera Map & Radar Severe Weather Summary Winter Weather Summary Estimated Snow Depth 1 Hour Snow Depth Change 1 Hour Precipitation Incoming Solar Radiation Observations & Radar *Loops Update Every 5 Minutes
Soil
Temperature Percentile: 5 cm 25 cm 50 cm 5-50 cm Moisture Percentile: 5 cm 25 cm 50 cm 5-50 cm Temp. Percentile Loop: 5 cm 25 cm 50 cm 5-50 cm Moisture Percentile Loop: 5 cm 25 cm 50 cm 5-50 cm *Above Maps Update Each Hour, Other Every 5 Minutes All-In-One-Maps: Current Soil Data 24 Hour Change Estimated Surface Temperature Flux Site Temperatures
Recent Weather
Maximum Temperature: 1 day 2 day 3 day 5 day 7 day Minimum Temperature: 1 day 2 day 3 day 5 day 7 day Maximum Heat Index: 1 day 2 day 3 day 5 day 7 day Minimum Wind Chill: 1 day 2 day 3 day 5 day 7 day Maximum Wind Gust: 1 day 2 day 3 day 5 day 7 day Maximum Sea-Level Pres: 1 day 2 day 3 day 5 day 7 day Minimum Sea-Level Pres: 1 day 2 day 3 day 5 day 7 day Maximum Dew Point: 1 day 2 day 3 day 5 day 7 day Total Precipitation: 1 day 2 day 3 day 5 day 7 day Total Estimated Snowfall: 1 day 2 day 3 day 5 day 7 day *Maps Update Daily Around 07 UTC Jump To Archive
Climate
Mean Temperature: 1 day 7 days 30 days 90 days Mean Temp Anomaly: 1 day 7 days 30 days 90 days Mean High Temperature: 1 day 7 days 30 days 90 days Mean High Anomaly: 1 day 7 days 30 days 90 days Mean Low Temperature: 1 day 7 days 30 days 90 days Mean Low Anomaly: 1 day 7 days 30 days 90 days Cooling Degree Days: 1 day 7 days 30 days 90 days Heating Degree Days: 1 day 7 days 30 days 90 days Precipitation Total: 1 day 7 days 30 days 90 days Precipitation Anomaly: 1 day 7 days 30 days 90 days Mean Solar Insolation: 1 day 7 days 30 days 90 days *Maps Update Daily Around 830 UTC Jump To Archive
Records
High Temperature Low Temperature Coldest High Temp Warmest Low Temp Max Sonic Wind Max Sonic Gust Max Prop Wind Max Prop Gust Max Sea-Level Pres Min Sea-Level Pres Max Dew Point Min Dew Point Min Relative Humidity Max Insolation Max Heat Index Min Wind Chill Warmest Min HI Coldest Max WC Daily Precipitation Days In Record *Maps Update Daily Around 930 UTC
Forecasts
Maximum Hourly Fields: Temperature Surface T Heat Index Wind Gust Dew Point Relative Humidity Max 1H Reflectivity Visibility Ceiling Shortwave Down Latent Flux Sensible Flux Surface-Based: CAPE CIN 90 mb Mixed Layer: CAPE CIN Integrated Graupel 2-5 km Updraft Helicity Lightning Hail Hourly: Precipitation Freezing Rain Sleet Snow LE Snow Total: Precipitation Freezing Rain Sleet Snow LE Snow Mean Hourly Fields: Temperature Surface T Heat Index Wind Gust Dew Point Relative Humidity Max 1H Reflectivity Visibility Ceiling Shortwave Down Latent Flux Sensible Flux Surface-Based: CAPE CIN 90 mb Mixed Layer: CAPE CIN Integrated Column Graupel 2-5 km Updraft Helicity Lightning Hourly: Precipitation Freezing Rain Sleet Snow LE Snow Total: Precipitation Freezing Rain Sleet Snow LE Snow Median Hourly Fields: Temperature Surface T Heat Index Wind Gust Dew Point Relative Humidity Max 1H Reflectivity Visibility Ceiling Shortwave Down Latent Flux Sensible Flux Surface-Based: CAPE CIN 90 mb Mixed Layer: CAPE CIN Integrated Column Graupel 2-5 km Updraft Helicity Lightning Hourly: Precipitation Freezing Rain Sleet Snow LE Snow Total: Precipitation Freezing Rain Sleet Snow LE Snow Minimum Hourly Fields: Temperature Surface T Heat Index Wind Gust Dew Point Relative Humidity Max 1H Reflectivity Visibility Ceiling Shortwave Down Latent Flux Sensible Flux Surface-Based: CAPE CIN 90 mb Mixed Layer: CAPE CIN Hourly: Precipitation Freezing Rain Sleet Snow LE Snow Total: Precipitation Freezing Rain Sleet Snow LE Snow *Forecasts Are Made Hourly From A Time-Lagged Ensemble
MRMS
MRMS Precipitation (Radar Only): 1 hour 3 h 6 h 12 h 24 h *Hourly Maps Update Around 10 Minutes After The Hour MRMS Precipitation (Gauge Corrected): 1 day 2 d 3 d *Daily Maps Update Around 07 UTC 30 Minute Lightning Past/Forecast - Updates Every 14 Minutes
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Map

Ontario Site Records

Site Lat, Lon: 43.25941° N, -77.37331° W
Site Elevation: 99.85 m
Length Of Climate Record: 1050 Days

Record	Value	Time	Clickable Thumbnail
Maximum Temperature	92.55 °F	2018-09-05 16:55 UTC
Minimum Temperature	-4.36 °F	2018-01-15 08:00 UTC
Minimum High Temperature	8.19 °F	2018-01-06 23:40 UTC
Maximum Low Temperature	76.07 °F	2018-08-28 11:15 UTC
Maximum Daily Precipitation	2.77 in	2017-10-09
Maximum Sonic Wind	30.63 mph from 238.95°	2018-04-04 18:05 UTC
Maximum Sonic Gust	57.22 mph from 259.21°	2019-02-24 21:25 UTC
Maximum Prop Wind	29.63 mph from 238.63°	2018-04-04 18:05 UTC
Maximum Prop Gust	55.10 mph from 240.13°	2018-04-04 18:00 UTC
Maximum Sea-Level Pressure	1045.89 hPa	2018-02-13 13:45 UTC
Minimum Sea-Level Pressure	983.08 hPa	2017-11-19 06:20 UTC
Maximum Dew Point	79.36 °F	2018-07-02 18:10 UTC
Minimum Dew Point	-11.38 °F	2019-01-31 05:25 UTC
Minimum Relative Humidity	15.12 %	2018-05-01 21:25 UTC
Maximum Daily Solar Insolation	31.43 MJ/m²	2019-06-08
Maximum Heat Index	104.68 °F	2018-07-02 19:00 UTC
Minimum Wind Chill	-22.71 °F	2019-01-21 06:35 UTC
Warmest Minimum Heat Index	76.73 °F	2018-08-28 11:15 UTC
Coldest Maximum Wind Chill	-6.32 °F	2018-01-06 02:50 UTC