Wildfire Alert Report

Date: 2025-04-21
Time: 16:51:17
Production Date and Time: 2025-04-21 16:56:19 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20251111651176_e20251111653549_c20251111654032.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20251111646176_e20251111648549_c20251111649050.nc
Number Of Thermal Anomaly Alerts: 6
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Possible Wildfire

Basic Information
State/Province(s) SD
Country/Countries United States
County/Locality(s) Brown County, SD
NWS WFO Aberdeen SD
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2025-04-21 16:51:20UTC
Radiative Center (Lat, Lon): 45.684444°, -98.196388°
Nearby Counties (meeting alert criteria):
  • Brown County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power41.60 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)309.55 K
Observed - Background BT (3.9 um)6.65 K
BT Anomaly (3.9 um)4.51 K
Maximum Observed - Clear RTM BT (3.9 um)21.04 K
Maximum Observed BTD (3.9-10/11/12 um)19.99 K
Observed - Background BTD (3.9-10/11/12 um)7.05 K
BTD Anomaly (3.9-10/11/12 um)8.98 K
Similar Pixel Count0
BT Time Tendency (3.9 um)5.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.66
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power41.60 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 57.60°
Mean Solar Zenith Angle 40.20°
Mean Glint Angle97.40°
Water Fraction0.00
Total Pixel Area 7.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) NE
Country/Countries United States
County/Locality(s) Colfax County, NE
NWS WFO Omaha/Valley NE
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-21 16:51:50UTC
Radiative Center (Lat, Lon): 41.413612°, -97.162781°
Nearby Counties (meeting alert criteria):
  • Colfax County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power15.47 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)305.94 K
Observed - Background BT (3.9 um)2.92 K
BT Anomaly (3.9 um)1.85 K
Maximum Observed - Clear RTM BT (3.9 um)14.15 K
Maximum Observed BTD (3.9-10/11/12 um)15.03 K
Observed - Background BTD (3.9-10/11/12 um)3.41 K
BTD Anomaly (3.9-10/11/12 um)4.36 K
Similar Pixel Count22
BT Time Tendency (3.9 um)3.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.31
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power15.47 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 53.10°
Mean Solar Zenith Angle 36.50°
Mean Glint Angle89.20°
Water Fraction0.00
Total Pixel Area 6.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) NV
Country/Countries United States
County/Locality(s) Eureka County, NV
NWS WFO Elko NV
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-21 16:51:48UTC
Radiative Center (Lat, Lon): 40.756668°, -116.410004°
Nearby Counties (meeting alert criteria):
  • Eureka County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power25.77 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.67 K
Observed - Background BT (3.9 um)3.79 K
BT Anomaly (3.9 um)2.61 K
Maximum Observed - Clear RTM BT (3.9 um)14.60 K
Maximum Observed BTD (3.9-10/11/12 um)13.69 K
Observed - Background BTD (3.9-10/11/12 um)4.09 K
BTD Anomaly (3.9-10/11/12 um)7.41 K
Similar Pixel Count21
BT Time Tendency (3.9 um)1.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.44
Fraction of Surrounding Red Channel Pixels that are Brighter0.70
Maximum Radiative Power25.77 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 63.40°
Mean Solar Zenith Angle 47.80°
Mean Glint Angle110.40°
Water Fraction0.00
Total Pixel Area 8.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Cuba
County/Locality(s) Unknown, Unknown
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-21 16:53:22UTC
Radiative Center (Lat, Lon): 22.442778°, -81.457222°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power22.63 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)314.61 K
Observed - Background BT (3.9 um)3.55 K
BT Anomaly (3.9 um)1.38 K
Maximum Observed - Clear RTM BT (3.9 um)8.68 K
Maximum Observed BTD (3.9-10/11/12 um)10.89 K
Observed - Background BTD (3.9-10/11/12 um)2.41 K
BTD Anomaly (3.9-10/11/12 um)1.23 K
Similar Pixel Count14
BT Time Tendency (3.9 um)1.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.93
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power12.21 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 27.30°
Mean Solar Zenith Angle 13.40°
Mean Glint Angle40.10°
Water Fraction0.00
Total Pixel Area 9.00 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Cuba
County/Locality(s) Unknown, Unknown
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-21 16:53:22UTC
Radiative Center (Lat, Lon): 22.419167°, -81.036942°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power11.05 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)318.97 K
Observed - Background BT (3.9 um)2.56 K
BT Anomaly (3.9 um)1.17 K
Maximum Observed - Clear RTM BT (3.9 um)10.73 K
Maximum Observed BTD (3.9-10/11/12 um)12.94 K
Observed - Background BTD (3.9-10/11/12 um)2.27 K
BTD Anomaly (3.9-10/11/12 um)2.10 K
Similar Pixel Count23
BT Time Tendency (3.9 um)3.10 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.71
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power11.05 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 27.20°
Mean Solar Zenith Angle 13.20°
Mean Glint Angle39.80°
Water Fraction0.00
Total Pixel Area 4.50 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Dominican Republic
County/Locality(s) Unknown, Unknown
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-21 16:53:53UTC
Radiative Center (Lat, Lon): 19.197222°, -71.460281°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power7.87 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)311.03 K
Observed - Background BT (3.9 um)2.11 K
BT Anomaly (3.9 um)0.85 K
Maximum Observed - Clear RTM BT (3.9 um)14.40 K
Maximum Observed BTD (3.9-10/11/12 um)10.96 K
Observed - Background BTD (3.9-10/11/12 um)1.75 K
BTD Anomaly (3.9-10/11/12 um)1.27 K
Similar Pixel Count17
BT Time Tendency (3.9 um)2.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.70
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power7.87 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 23.00°
Mean Solar Zenith Angle 7.80°
Mean Glint Angle30.80°
Water Fraction0.00
Total Pixel Area 4.30 km2
Latest Satellite Imagery:
  • None Available
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