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Wildfire Notification Report

Date: 2026-08-12
Time: 12:00:29
Production Date and Time: 2026-08-12 12:01:11 UTC
Primary Instrument: GOES-18 ABI
Wmo Spacecraft Id: 665
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadM1-M6C14_G18_s20262241200293_e20262241200350_c20262241200391.nc
L1 File(s) - TemporalNONE
Number Of Thermal Anomaly Notifications: 8
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Possible Wildfire

Basic Information
State/Province(s) British Columbia
Country/Countries Canada
County/Locality(s) Okanagan-Similkameen, British Columbia
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-08-12 12:00:30UTC
Radiative Center (Lat, Lon): 49.654999°, -119.851387°
Nearby Counties (meeting notification criteria):
  • Okanagan-Similkameen (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power29.83 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)278.11 K
Observed - Background BT (3.9 um)12.00 K
BT Anomaly (3.9 um)4.29 K
Maximum Observed - Clear RTM BT (3.9 um)-0.39 K
Maximum Observed BTD (3.9-10/11/12 um)16.19 K
Observed - Background BTD (3.9-10/11/12 um)12.82 K
BTD Anomaly (3.9-10/11/12 um)4.68 K
Similar Pixel Count6
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.18
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power29.83 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 59.60°
Mean Solar Zenith Angle 96.80°
Mean Glint Angle49.60°
Water Fraction0.00
Total Pixel Area 7.90 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) WA
Country/Countries United States
County/Locality(s) Okanogan County, WA
NWS WFO Spokane WA
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-08-12 12:00:30UTC
Radiative Center (Lat, Lon): 48.820000°, -119.781387°
Nearby Counties (meeting notification criteria):
  • Okanogan County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power442.37 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk, Known Incident: SINLAHEKIN (HIGH, tdiff=0.6053 days, Perimeter)
Event Priority Ranking4
Maximum Observed BT (3.9 um)291.63 K
Observed - Background BT (3.9 um)21.11 K
BT Anomaly (3.9 um)8.31 K
Maximum Observed - Clear RTM BT (3.9 um)12.15 K
Maximum Observed BTD (3.9-10/11/12 um)30.58 K
Observed - Background BTD (3.9-10/11/12 um)20.76 K
BTD Anomaly (3.9-10/11/12 um)8.57 K
Similar Pixel Count0
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.92
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power83.15 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 58.70°
Mean Solar Zenith Angle 97.30°
Mean Glint Angle50.50°
Water Fraction0.00
Total Pixel Area 61.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) ID
Country/Countries United States
County/Locality(s) Boundary County, ID
NWS WFO Spokane WA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-08-12 12:00:31UTC
Radiative Center (Lat, Lon): 48.901390°, -116.570274°
Nearby Counties (meeting notification criteria):
  • Boundary County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power114.12 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk, Known Incident: Upper Smith (HIGH, tdiff=0.65291 days, Perimeter)
Event Priority Ranking4
Maximum Observed BT (3.9 um)283.36 K
Observed - Background BT (3.9 um)10.20 K
BT Anomaly (3.9 um)10.24 K
Maximum Observed - Clear RTM BT (3.9 um)5.25 K
Maximum Observed BTD (3.9-10/11/12 um)23.06 K
Observed - Background BTD (3.9-10/11/12 um)10.09 K
BTD Anomaly (3.9-10/11/12 um)9.72 K
Similar Pixel Count6
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.55
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power33.03 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 59.80°
Mean Solar Zenith Angle 95.40°
Mean Glint Angle47.30°
Water Fraction0.00
Total Pixel Area 31.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) WA
Country/Countries United States
County/Locality(s) Chelan County, WA
NWS WFO Spokane WA
Identification MethodEnhanced Contextual (Bias)
Mean Object Date/Time2026-08-12 12:00:30UTC
Radiative Center (Lat, Lon): 48.034721°, -120.634445°
Nearby Counties (meeting notification criteria):
  • Chelan County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power567.61 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk, Known Incident: LITTLE GIANT (HIGH, tdiff=0.34337 days, Perimeter)
Event Priority Ranking4
Maximum Observed BT (3.9 um)308.25 K
Observed - Background BT (3.9 um)26.07 K
BT Anomaly (3.9 um)17.14 K
Maximum Observed - Clear RTM BT (3.9 um)29.75 K
Maximum Observed BTD (3.9-10/11/12 um)28.34 K
Observed - Background BTD (3.9-10/11/12 um)25.38 K
BTD Anomaly (3.9-10/11/12 um)26.44 K
Similar Pixel Count0
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.84
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power188.07 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 57.70°
Mean Solar Zenith Angle 98.10°
Mean Glint Angle51.90°
Water Fraction0.00
Total Pixel Area 119.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) OR
Country/Countries United States
County/Locality(s) Umatilla County, OR
NWS WFO Pendleton OR
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-08-12 12:00:31UTC
Radiative Center (Lat, Lon): 45.749443°, -118.131111°
Nearby Counties (meeting notification criteria):
  • Umatilla County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power26.21 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk, Known Incident: Hagen (HIGH, tdiff=0.9924 days, Perimeter)
Event Priority Ranking4
Maximum Observed BT (3.9 um)289.69 K
Observed - Background BT (3.9 um)6.17 K
BT Anomaly (3.9 um)6.88 K
Maximum Observed - Clear RTM BT (3.9 um)7.44 K
Maximum Observed BTD (3.9-10/11/12 um)6.73 K
Observed - Background BTD (3.9-10/11/12 um)5.82 K
BTD Anomaly (3.9-10/11/12 um)12.14 K
Similar Pixel Count2
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.70
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power14.32 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.20°
Mean Solar Zenith Angle 98.00°
Mean Glint Angle52.00°
Water Fraction0.00
Total Pixel Area 14.40 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Humboldt County, CA
NWS WFO Eureka CA
Identification MethodEnhanced Contextual (Bias)
Mean Object Date/Time2026-08-12 12:00:33UTC
Radiative Center (Lat, Lon): 41.138054°, -123.657776°
Nearby Counties (meeting notification criteria):
  • Humboldt County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power183.89 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk, Known Incident: MP18 (HIGH, tdiff=0.21297 days, Perimeter)
Event Priority Ranking4
Maximum Observed BT (3.9 um)308.69 K
Observed - Background BT (3.9 um)21.79 K
BT Anomaly (3.9 um)33.97 K
Maximum Observed - Clear RTM BT (3.9 um)25.14 K
Maximum Observed BTD (3.9-10/11/12 um)21.13 K
Observed - Background BTD (3.9-10/11/12 um)20.39 K
BTD Anomaly (3.9-10/11/12 um)58.84 K
Similar Pixel Count0
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder1.00
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power113.88 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 49.70°
Mean Solar Zenith Angle 103.80°
Mean Glint Angle63.00°
Water Fraction0.00
Total Pixel Area 37.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries United States
County/Locality(s) Lassen County, CA
NWS WFO Reno NV
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-08-12 12:00:34UTC
Radiative Center (Lat, Lon): 39.750278°, -119.990837°
Nearby Counties (meeting notification criteria):
  • Lassen County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power126.38 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk, Known Incident: Bug (HIGH, tdiff=0.11699 days, Perimeter)
Event Priority Ranking4
Maximum Observed BT (3.9 um)307.27 K
Observed - Background BT (3.9 um)23.35 K
BT Anomaly (3.9 um)22.42 K
Maximum Observed - Clear RTM BT (3.9 um)28.72 K
Maximum Observed BTD (3.9-10/11/12 um)23.56 K
Observed - Background BTD (3.9-10/11/12 um)21.77 K
BTD Anomaly (3.9-10/11/12 um)35.22 K
Similar Pixel Count0
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.99
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power84.35 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 49.50°
Mean Solar Zenith Angle 102.30°
Mean Glint Angle60.60°
Water Fraction0.00
Total Pixel Area 18.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) NV
Country/Countries United States
County/Locality(s) Washoe County, NV
NWS WFO Reno NV
Identification MethodEnhanced Contextual (Bias)
Mean Object Date/Time2026-08-12 12:00:34UTC
Radiative Center (Lat, Lon): 39.740555°, -119.445557°
Nearby Counties (meeting notification criteria):
  • Washoe County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power419.65 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk, Known Incident: Stallion (HIGH, tdiff=0.11699 days, Perimeter)
Event Priority Ranking4
Maximum Observed BT (3.9 um)328.04 K
Observed - Background BT (3.9 um)42.24 K
BT Anomaly (3.9 um)33.01 K
Maximum Observed - Clear RTM BT (3.9 um)43.23 K
Maximum Observed BTD (3.9-10/11/12 um)43.49 K
Observed - Background BTD (3.9-10/11/12 um)41.51 K
BTD Anomaly (3.9-10/11/12 um)40.10 K
Similar Pixel Count0
BT Time Tendency (3.9 um)-999.00 K
Image Interval-999.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.82
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power419.65 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 49.70°
Mean Solar Zenith Angle 101.90°
Mean Glint Angle59.90°
Water Fraction0.00
Total Pixel Area 49.50 km2
Latest Satellite Imagery:
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