Jan 2026: Due to an ongoing data center cooling system construction project, NGFS data outages may occur with little or no notice. Bitterly cold air in Madison Jan 22-24 increases risk of outages.

Wildfire Alert Report

Date: 2024-07-20
Time: 21:36:18
Production Date and Time: 2024-07-20 21:40:59 UTC
Primary Instrument: GOES-16 ABI
Wmo Spacecraft Id: 152
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G16_s20242022136183_e20242022138556_c20242022139042.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G16_s20242022131183_e20242022133555_c20242022134052.nc
Number Of Thermal Anomaly Alerts: 4
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Possible Wildfire

Basic Information
State/Province(s) British Columbia
Country/Countries Canada
County/Locality(s) Canada
NWS WFO N/A
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-07-20 21:36:20UTC
Radiative Center (Lat, Lon): 53.490000°, -124.160000°
Nearby Counties (meeting alert criteria):
  • Bulkley-Nechako (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power12.90 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)302.94 K
Observed - Background BT (3.9 um)4.97 K
BT Anomaly (3.9 um)3.06 K
Maximum Observed - Clear RTM BT (3.9 um)7.69 K
Maximum Observed BTD (3.9-10/11/12 um)12.50 K
Observed - Background BTD (3.9-10/11/12 um)4.06 K
BTD Anomaly (3.9-10/11/12 um)2.80 K
Similar Pixel Count0
BT Time Tendency (3.9 um)-0.10 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.94
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power12.90 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 76.20°
Mean Solar Zenith Angle 35.60°
Mean Glint Angle81.40°
Water Fraction0.00
Total Pixel Area 75.50 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) UT
Country/Countries USA
County/Locality(s) Millard County, UT
NWS WFO Salt Lake City UT
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-07-20 21:36:50UTC
Radiative Center (Lat, Lon): 39.160000°, -112.560000°
Nearby Counties (meeting alert criteria):
  • Millard County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power59.85 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)328.43 K
Observed - Background BT (3.9 um)5.80 K
BT Anomaly (3.9 um)8.03 K
Maximum Observed - Clear RTM BT (3.9 um)16.10 K
Maximum Observed BTD (3.9-10/11/12 um)26.74 K
Observed - Background BTD (3.9-10/11/12 um)6.10 K
BTD Anomaly (3.9-10/11/12 um)8.24 K
Similar Pixel Count21
BT Time Tendency (3.9 um)-0.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.74
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power59.85 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 59.80°
Mean Solar Zenith Angle 31.60°
Mean Glint Angle52.40°
Water Fraction0.00
Total Pixel Area 11.20 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries United States
County/Locality(s) United States
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-07-20 21:36:53UTC
Radiative Center (Lat, Lon): 36.360000°, -76.800000°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.33 MW
Map:
Additional Information
Alert Status New Feature
Type of EventFerrous-metal
Event Priority Ranking5
Maximum Observed BT (3.9 um)303.54 K
Observed - Background BT (3.9 um)4.47 K
BT Anomaly (3.9 um)8.07 K
Maximum Observed - Clear RTM BT (3.9 um)9.22 K
Maximum Observed BTD (3.9-10/11/12 um)18.64 K
Observed - Background BTD (3.9-10/11/12 um)4.51 K
BTD Anomaly (3.9-10/11/12 um)4.63 K
Similar Pixel Count25
BT Time Tendency (3.9 um)3.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.61
Fraction of Surrounding Red Channel Pixels that are Brighter0.75
Maximum Radiative Power16.33 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 42.40°
Mean Solar Zenith Angle 58.70°
Mean Glint Angle63.20°
Water Fraction0.00
Total Pixel Area 5.90 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Unknown
County/Locality(s) Unknown
NWS WFO N/A
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-07-20 21:37:51UTC
Radiative Center (Lat, Lon): 28.190000°, -97.010000°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power217.41 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)312.98 K
Observed - Background BT (3.9 um)23.96 K
BT Anomaly (3.9 um)7.97 K
Maximum Observed - Clear RTM BT (3.9 um)11.08 K
Maximum Observed BTD (3.9-10/11/12 um)53.66 K
Observed - Background BTD (3.9-10/11/12 um)24.63 K
BTD Anomaly (3.9-10/11/12 um)10.59 K
Similar Pixel Count0
BT Time Tendency (3.9 um)11.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.51
Fraction of Surrounding Red Channel Pixels that are Brighter0.62
Maximum Radiative Power217.41 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 40.90°
Mean Solar Zenith Angle 41.90°
Mean Glint Angle32.10°
Water Fraction0.00
Total Pixel Area 5.90 km2
Latest Satellite Imagery:
  • None Available
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