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Wildfire Notification Report

Date: 2026-04-21
Time: 21:16:17
Production Date and Time: 2026-04-21 21:21:14 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261112116177_e20261112118551_c20261112119011.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261112106177_e20261112108551_c20261112109007.nc
Number Of Thermal Anomaly Notifications: 8
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries United States
County/Locality(s) Richland County, MT
NWS WFO Glasgow MT
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 21:16:20UTC
Radiative Center (Lat, Lon): 47.775002°, -104.053337°
Nearby Counties (meeting notification criteria):
  • Richland County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power50.31 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)311.15 K
Observed - Background BT (3.9 um)3.90 K
BT Anomaly (3.9 um)4.70 K
Maximum Observed - Clear RTM BT (3.9 um)13.63 K
Maximum Observed BTD (3.9-10/11/12 um)12.58 K
Observed - Background BTD (3.9-10/11/12 um)3.94 K
BTD Anomaly (3.9-10/11/12 um)6.66 K
Similar Pixel Count21
BT Time Tendency (3.9 um)3.30 K
Image Interval10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.48
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power28.15 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 62.00°
Mean Solar Zenith Angle 46.80°
Mean Glint Angle72.70°
Water Fraction0.00
Total Pixel Area 17.00 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries United States
County/Locality(s) Meagher County, MT
NWS WFO Great Falls MT
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 21:16:19UTC
Radiative Center (Lat, Lon): 46.451111°, -110.978058°
Nearby Counties (meeting notification criteria):
  • Meagher County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power697.23 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)314.99 K
Observed - Background BT (3.9 um)29.21 K
BT Anomaly (3.9 um)6.91 K
Maximum Observed - Clear RTM BT (3.9 um)21.69 K
Maximum Observed BTD (3.9-10/11/12 um)52.90 K
Observed - Background BTD (3.9-10/11/12 um)29.57 K
BTD Anomaly (3.9-10/11/12 um)7.08 K
Similar Pixel Count0
BT Time Tendency (3.9 um)23.00 K
Image Interval10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.26
Fraction of Surrounding Red Channel Pixels that are Brighter0.71
Maximum Radiative Power387.21 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 64.30°
Mean Solar Zenith Angle 42.40°
Mean Glint Angle72.20°
Water Fraction0.00
Total Pixel Area 18.40 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) Ontario
Country/Countries Canada
County/Locality(s) Peel, Ontario
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 21:16:22UTC
Radiative Center (Lat, Lon): 43.868610°, -80.053612°
Nearby Counties (meeting notification criteria):
  • Peel (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power14.85 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)292.34 K
Observed - Background BT (3.9 um)5.85 K
BT Anomaly (3.9 um)6.31 K
Maximum Observed - Clear RTM BT (3.9 um)13.89 K
Maximum Observed BTD (3.9-10/11/12 um)12.63 K
Observed - Background BTD (3.9-10/11/12 um)5.49 K
BTD Anomaly (3.9-10/11/12 um)6.26 K
Similar Pixel Count4
BT Time Tendency (3.9 um)1.60 K
Image Interval10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.79
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power14.85 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.10°
Mean Solar Zenith Angle 60.10°
Mean Glint Angle76.30°
Water Fraction0.00
Total Pixel Area 6.40 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) Ontario
Country/Countries Canada
County/Locality(s) Hamilton, Ontario
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 21:16:22UTC
Radiative Center (Lat, Lon): 43.274166°, -79.814445°
Nearby Counties (meeting notification criteria):
  • Hamilton (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power35.35 MW
Map:
Additional Information
Notification Status New Feature
Type of EventIndustrial
Event Priority Ranking5
Maximum Observed BT (3.9 um)295.86 K
Observed - Background BT (3.9 um)7.32 K
BT Anomaly (3.9 um)5.05 K
Maximum Observed - Clear RTM BT (3.9 um)16.06 K
Maximum Observed BTD (3.9-10/11/12 um)15.20 K
Observed - Background BTD (3.9-10/11/12 um)7.36 K
BTD Anomaly (3.9-10/11/12 um)6.40 K
Similar Pixel Count2
BT Time Tendency (3.9 um)3.10 K
Image Interval10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.96
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power20.18 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.40°
Mean Solar Zenith Angle 60.10°
Mean Glint Angle75.80°
Water Fraction0.00
Total Pixel Area 12.50 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Wright County, IA
NWS WFO Des Moines IA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 21:16:51UTC
Radiative Center (Lat, Lon): 42.779167°, -93.583885°
Nearby Counties (meeting notification criteria):
  • Wright County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power17.30 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)313.15 K
Observed - Background BT (3.9 um)3.16 K
BT Anomaly (3.9 um)2.95 K
Maximum Observed - Clear RTM BT (3.9 um)18.08 K
Maximum Observed BTD (3.9-10/11/12 um)12.00 K
Observed - Background BTD (3.9-10/11/12 um)3.13 K
BTD Anomaly (3.9-10/11/12 um)10.16 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.50 K
Image Interval10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.54
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power17.30 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 53.00°
Mean Solar Zenith Angle 50.40°
Mean Glint Angle66.20°
Water Fraction0.00
Total Pixel Area 6.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) NE
Country/Countries United States
County/Locality(s) Saunders County, NE
NWS WFO Omaha/Valley NE
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 21:16:50UTC
Radiative Center (Lat, Lon): 41.152779°, -96.360832°
Nearby Counties (meeting notification criteria):
  • Saunders County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power20.16 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)313.94 K
Observed - Background BT (3.9 um)3.64 K
BT Anomaly (3.9 um)2.17 K
Maximum Observed - Clear RTM BT (3.9 um)15.68 K
Maximum Observed BTD (3.9-10/11/12 um)13.81 K
Observed - Background BTD (3.9-10/11/12 um)3.68 K
BTD Anomaly (3.9-10/11/12 um)2.52 K
Similar Pixel Count18
BT Time Tendency (3.9 um)2.90 K
Image Interval10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.73
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power20.16 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 52.50°
Mean Solar Zenith Angle 47.90°
Mean Glint Angle62.70°
Water Fraction0.00
Total Pixel Area 6.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) Veracruz de Ignacio de la Llave
Country/Countries Mexico
County/Locality(s) Pánuco, Veracruz de Ignacio de la Llave
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 21:18:19UTC
Radiative Center (Lat, Lon): 22.241388°, -98.275002°
Nearby Counties (meeting notification criteria):
  • Pánuco (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power44.69 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)312.75 K
Observed - Background BT (3.9 um)6.22 K
BT Anomaly (3.9 um)3.05 K
Maximum Observed - Clear RTM BT (3.9 um)10.36 K
Maximum Observed BTD (3.9-10/11/12 um)21.97 K
Observed - Background BTD (3.9-10/11/12 um)5.66 K
BTD Anomaly (3.9-10/11/12 um)3.46 K
Similar Pixel Count22
BT Time Tendency (3.9 um)2.00 K
Image Interval10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.83
Fraction of Surrounding Red Channel Pixels that are Brighter0.93
Maximum Radiative Power22.36 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 37.00°
Mean Solar Zenith Angle 40.60°
Mean Glint Angle30.80°
Water Fraction0.00
Total Pixel Area 10.00 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/Time2026-04-21 21:18:22UTC
Radiative Center (Lat, Lon): 21.243610°, -78.439163°
Nearby Counties (meeting notification criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power11.31 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)304.85 K
Observed - Background BT (3.9 um)4.56 K
BT Anomaly (3.9 um)3.12 K
Maximum Observed - Clear RTM BT (3.9 um)4.27 K
Maximum Observed BTD (3.9-10/11/12 um)13.23 K
Observed - Background BTD (3.9-10/11/12 um)3.84 K
BTD Anomaly (3.9-10/11/12 um)3.10 K
Similar Pixel Count23
BT Time Tendency (3.9 um)2.70 K
Image Interval10.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.87
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power11.31 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 25.30°
Mean Solar Zenith Angle 59.00°
Mean Glint Angle58.10°
Water Fraction0.00
Total Pixel Area 4.40 km2
Latest Satellite Imagery:
  • None Available
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