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Wildfire Notification Report

Date: 2026-04-21
Time: 14:46:17
Production Date and Time: 2026-04-21 14:50:55 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261111446177_e20261111448550_c20261111449008.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261111441177_e20261111443550_c20261111444011.nc
Number Of Thermal Anomaly Notifications: 7
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Possible Wildfire

Basic Information
State/Province(s) SD
Country/Countries United States
County/Locality(s) Clark County, SD
NWS WFO Aberdeen SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 14:46:20UTC
Radiative Center (Lat, Lon): 44.843613°, -97.575279°
Nearby Counties (meeting notification criteria):
  • Clark County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power20.22 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)301.78 K
Observed - Background BT (3.9 um)5.88 K
BT Anomaly (3.9 um)4.12 K
Maximum Observed - Clear RTM BT (3.9 um)14.84 K
Maximum Observed BTD (3.9-10/11/12 um)13.53 K
Observed - Background BTD (3.9-10/11/12 um)5.46 K
BTD Anomaly (3.9-10/11/12 um)9.07 K
Similar Pixel Count5
BT Time Tendency (3.9 um)2.00 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 Power20.22 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.60°
Mean Solar Zenith Angle 57.80°
Mean Glint Angle103.00°
Water Fraction0.00
Total Pixel Area 7.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Louisa County, IA
NWS WFO Quad Cities IL
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 14:46:51UTC
Radiative Center (Lat, Lon): 41.380554°, -91.439720°
Nearby Counties (meeting notification criteria):
  • Louisa County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power41.14 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)303.75 K
Observed - Background BT (3.9 um)5.75 K
BT Anomaly (3.9 um)4.25 K
Maximum Observed - Clear RTM BT (3.9 um)17.17 K
Maximum Observed BTD (3.9-10/11/12 um)16.09 K
Observed - Background BTD (3.9-10/11/12 um)6.08 K
BTD Anomaly (3.9-10/11/12 um)5.28 K
Similar Pixel Count4
BT Time Tendency (3.9 um)7.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.40
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power41.14 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.90°
Mean Solar Zenith Angle 52.40°
Mean Glint Angle92.30°
Water Fraction0.00
Total Pixel Area 12.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Adams County, IA
NWS WFO Des Moines IA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 14:46:50UTC
Radiative Center (Lat, Lon): 40.919167°, -94.844719°
Nearby Counties (meeting notification criteria):
  • Adams County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power7.72 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)300.88 K
Observed - Background BT (3.9 um)2.86 K
BT Anomaly (3.9 um)2.87 K
Maximum Observed - Clear RTM BT (3.9 um)11.73 K
Maximum Observed BTD (3.9-10/11/12 um)10.32 K
Observed - Background BTD (3.9-10/11/12 um)2.50 K
BTD Anomaly (3.9-10/11/12 um)4.01 K
Similar Pixel Count21
BT Time Tendency (3.9 um)1.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.73
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power7.72 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.70°
Mean Solar Zenith Angle 54.70°
Mean Glint Angle95.60°
Water Fraction0.00
Total Pixel Area 6.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) TN
Country/Countries United States
County/Locality(s) Morgan County, TN
NWS WFO Morristown TN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 14:46:51UTC
Radiative Center (Lat, Lon): 36.268890°, -84.842499°
Nearby Counties (meeting notification criteria):
  • Morgan County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power23.11 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)299.58 K
Observed - Background BT (3.9 um)5.69 K
BT Anomaly (3.9 um)5.12 K
Maximum Observed - Clear RTM BT (3.9 um)13.96 K
Maximum Observed BTD (3.9-10/11/12 um)9.74 K
Observed - Background BTD (3.9-10/11/12 um)4.96 K
BTD Anomaly (3.9-10/11/12 um)10.40 K
Similar Pixel Count3
BT Time Tendency (3.9 um)3.00 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 Power12.71 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 43.50°
Mean Solar Zenith Angle 45.80°
Mean Glint Angle78.20°
Water Fraction0.00
Total Pixel Area 11.00 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) GA
Country/Countries United States
County/Locality(s) Washington County, GA
NWS WFO Peachtree City GA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 14:47:22UTC
Radiative Center (Lat, Lon): 33.094723°, -82.742775°
Nearby Counties (meeting notification criteria):
  • Washington County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power4.93 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)297.42 K
Observed - Background BT (3.9 um)1.91 K
BT Anomaly (3.9 um)1.24 K
Maximum Observed - Clear RTM BT (3.9 um)8.62 K
Maximum Observed BTD (3.9-10/11/12 um)6.26 K
Observed - Background BTD (3.9-10/11/12 um)2.03 K
BTD Anomaly (3.9-10/11/12 um)3.45 K
Similar Pixel Count10
BT Time Tendency (3.9 um)1.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.47
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power4.93 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 39.50°
Mean Solar Zenith Angle 43.10°
Mean Glint Angle71.30°
Water Fraction0.00
Total Pixel Area 5.20 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) AZ
Country/Countries United States
County/Locality(s) Gila County, AZ
NWS WFO Phoenix AZ
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 14:47:18UTC
Radiative Center (Lat, Lon): 33.356110°, -110.696663°
Nearby Counties (meeting notification criteria):
  • Gila County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power22.09 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)302.16 K
Observed - Background BT (3.9 um)6.19 K
BT Anomaly (3.9 um)6.08 K
Maximum Observed - Clear RTM BT (3.9 um)8.38 K
Maximum Observed BTD (3.9-10/11/12 um)12.22 K
Observed - Background BTD (3.9-10/11/12 um)5.74 K
BTD Anomaly (3.9-10/11/12 um)7.63 K
Similar Pixel Count7
BT Time Tendency (3.9 um)4.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.86
Fraction of Surrounding Red Channel Pixels that are Brighter0.71
Maximum Radiative Power22.09 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.50°
Mean Solar Zenith Angle 66.00°
Mean Glint Angle111.50°
Water Fraction0.00
Total Pixel Area 6.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) FL
Country/Countries United States
County/Locality(s) Palm Beach County, FL
NWS WFO Miami FL
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 14:47:52UTC
Radiative Center (Lat, Lon): 26.686666°, -80.807777°
Nearby Counties (meeting notification criteria):
  • Palm Beach County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power48.15 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)315.22 K
Observed - Background BT (3.9 um)16.60 K
BT Anomaly (3.9 um)6.47 K
Maximum Observed - Clear RTM BT (3.9 um)21.32 K
Maximum Observed BTD (3.9-10/11/12 um)25.54 K
Observed - Background BTD (3.9-10/11/12 um)16.60 K
BTD Anomaly (3.9-10/11/12 um)6.39 K
Similar Pixel Count0
BT Time Tendency (3.9 um)11.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.35
Fraction of Surrounding Red Channel Pixels that are Brighter0.26
Maximum Radiative Power48.15 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 31.90°
Mean Solar Zenith Angle 39.50°
Mean Glint Angle60.00°
Water Fraction0.00
Total Pixel Area 4.70 km2
Latest Satellite Imagery:
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