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Wildfire Notification Report

Date: 2026-04-21
Time: 19:26:17
Production Date and Time: 2026-04-21 19:31:12 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261111926177_e20261111928551_c20261111929013.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261111921177_e20261111923551_c20261111924025.nc
Number Of Thermal Anomaly Notifications: 11
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Roseau County, MN
NWS WFO Grand Forks ND
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 19:26:21UTC
Radiative Center (Lat, Lon): 48.906387°, -95.852501°
Nearby Counties (meeting notification criteria):
  • Roseau County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power58.52 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.74 K
Observed - Background BT (3.9 um)11.61 K
BT Anomaly (3.9 um)8.62 K
Maximum Observed - Clear RTM BT (3.9 um)17.16 K
Maximum Observed BTD (3.9-10/11/12 um)20.74 K
Observed - Background BTD (3.9-10/11/12 um)12.41 K
BTD Anomaly (3.9-10/11/12 um)19.37 K
Similar Pixel Count0
BT Time Tendency (3.9 um)11.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.14
Fraction of Surrounding Red Channel Pixels that are Brighter0.71
Maximum Radiative Power58.52 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 59.90°
Mean Solar Zenith Angle 39.70°
Mean Glint Angle87.50°
Water Fraction0.00
Total Pixel Area 8.00 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MT
Country/Countries United States
County/Locality(s) Lincoln County, MT
NWS WFO Missoula MT
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:26:19UTC
Radiative Center (Lat, Lon): 48.477779°, -115.213890°
Nearby Counties (meeting notification criteria):
  • Lincoln County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power31.11 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)299.33 K
Observed - Background BT (3.9 um)4.99 K
BT Anomaly (3.9 um)3.04 K
Maximum Observed - Clear RTM BT (3.9 um)6.06 K
Maximum Observed BTD (3.9-10/11/12 um)11.31 K
Observed - Background BTD (3.9-10/11/12 um)4.72 K
BTD Anomaly (3.9-10/11/12 um)4.36 K
Similar Pixel Count3
BT Time Tendency (3.9 um)3.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.59
Fraction of Surrounding Red Channel Pixels that are Brighter0.84
Maximum Radiative Power31.11 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 68.00°
Mean Solar Zenith Angle 37.00°
Mean Glint Angle96.30°
Water Fraction0.00
Total Pixel Area 10.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) WA
Country/Countries United States
County/Locality(s) Pend Oreille County, WA
NWS WFO Spokane WA
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 19:26:19UTC
Radiative Center (Lat, Lon): 48.475277°, -117.418053°
Nearby Counties (meeting notification criteria):
  • Pend Oreille County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power80.98 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.14 K
Observed - Background BT (3.9 um)10.78 K
BT Anomaly (3.9 um)7.58 K
Maximum Observed - Clear RTM BT (3.9 um)14.85 K
Maximum Observed BTD (3.9-10/11/12 um)19.18 K
Observed - Background BTD (3.9-10/11/12 um)11.06 K
BTD Anomaly (3.9-10/11/12 um)9.05 K
Similar Pixel Count0
BT Time Tendency (3.9 um)5.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.81
Fraction of Surrounding Red Channel Pixels that are Brighter0.91
Maximum Radiative Power80.98 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 69.20°
Mean Solar Zenith Angle 37.20°
Mean Glint Angle98.10°
Water Fraction0.00
Total Pixel Area 11.30 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Howard County, IA
NWS WFO La Crosse WI
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:26:21UTC
Radiative Center (Lat, Lon): 43.498611°, -92.440552°
Nearby Counties (meeting notification criteria):
  • Howard County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power15.96 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)312.94 K
Observed - Background BT (3.9 um)1.42 K
BT Anomaly (3.9 um)1.07 K
Maximum Observed - Clear RTM BT (3.9 um)19.04 K
Maximum Observed BTD (3.9-10/11/12 um)13.95 K
Observed - Background BTD (3.9-10/11/12 um)2.33 K
BTD Anomaly (3.9-10/11/12 um)2.32 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.28
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power15.96 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 53.40°
Mean Solar Zenith Angle 36.10°
Mean Glint Angle76.60°
Water Fraction0.00
Total Pixel Area 6.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) WI
Country/Countries United States
County/Locality(s) Green County, WI
NWS WFO Milwaukee/Sullivan WI
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:26:51UTC
Radiative Center (Lat, Lon): 42.808334°, -89.564720°
Nearby Counties (meeting notification criteria):
  • Green County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power13.02 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.77 K
Observed - Background BT (3.9 um)3.13 K
BT Anomaly (3.9 um)4.00 K
Maximum Observed - Clear RTM BT (3.9 um)17.13 K
Maximum Observed BTD (3.9-10/11/12 um)12.65 K
Observed - Background BTD (3.9-10/11/12 um)2.84 K
BTD Anomaly (3.9-10/11/12 um)4.11 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.64
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power13.02 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.80°
Mean Solar Zenith Angle 36.80°
Mean Glint Angle75.30°
Water Fraction0.00
Total Pixel Area 6.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) PA
Country/Countries United States
County/Locality(s) Butler County, PA
NWS WFO Pittsburgh PA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:26:52UTC
Radiative Center (Lat, Lon): 40.948055°, -80.068886°
Nearby Counties (meeting notification criteria):
  • Butler County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.64 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)299.95 K
Observed - Background BT (3.9 um)4.91 K
BT Anomaly (3.9 um)8.60 K
Maximum Observed - Clear RTM BT (3.9 um)18.10 K
Maximum Observed BTD (3.9-10/11/12 um)14.18 K
Observed - Background BTD (3.9-10/11/12 um)6.29 K
BTD Anomaly (3.9-10/11/12 um)23.31 K
Similar Pixel Count3
BT Time Tendency (3.9 um)4.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.00
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power16.64 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 47.80°
Mean Solar Zenith Angle 40.60°
Mean Glint Angle74.30°
Water Fraction0.00
Total Pixel Area 6.00 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) SC
Country/Countries United States
County/Locality(s) Richland County, SC
NWS WFO Columbia SC
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:27:22UTC
Radiative Center (Lat, Lon): 34.061668°, -81.118057°
Nearby Counties (meeting notification criteria):
  • Richland County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power5.57 MW
Map:
Additional Information
Notification Status New Feature
Type of EventLikely an Urban Source
Event Priority Ranking4
Maximum Observed BT (3.9 um)304.22 K
Observed - Background BT (3.9 um)4.03 K
BT Anomaly (3.9 um)1.40 K
Maximum Observed - Clear RTM BT (3.9 um)10.42 K
Maximum Observed BTD (3.9-10/11/12 um)15.44 K
Observed - Background BTD (3.9-10/11/12 um)3.79 K
BTD Anomaly (3.9-10/11/12 um)1.52 K
Similar Pixel Count22
BT Time Tendency (3.9 um)0.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.61
Fraction of Surrounding Red Channel Pixels that are Brighter0.81
Maximum Radiative Power5.57 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 40.30°
Mean Solar Zenith Angle 36.00°
Mean Glint Angle61.20°
Water Fraction0.00
Total Pixel Area 5.20 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) SC
Country/Countries United States
County/Locality(s) Jasper County, SC
NWS WFO Charleston SC
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:27:22UTC
Radiative Center (Lat, Lon): 32.340279°, -81.023888°
Nearby Counties (meeting notification criteria):
  • Jasper County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power12.08 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.01 K
Observed - Background BT (3.9 um)4.53 K
BT Anomaly (3.9 um)2.49 K
Maximum Observed - Clear RTM BT (3.9 um)11.27 K
Maximum Observed BTD (3.9-10/11/12 um)9.99 K
Observed - Background BTD (3.9-10/11/12 um)3.91 K
BTD Anomaly (3.9-10/11/12 um)4.00 K
Similar Pixel Count14
BT Time Tendency (3.9 um)1.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.75
Fraction of Surrounding Red Channel Pixels that are Brighter0.44
Maximum Radiative Power12.08 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 38.30°
Mean Solar Zenith Angle 35.20°
Mean Glint Angle58.10°
Water Fraction0.00
Total Pixel Area 5.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) AL
Country/Countries United States
County/Locality(s) Escambia County, AL
NWS WFO Mobile AL
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:27:21UTC
Radiative Center (Lat, Lon): 31.129168°, -87.286392°
Nearby Counties (meeting notification criteria):
  • Escambia County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power11.37 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)305.43 K
Observed - Background BT (3.9 um)4.59 K
BT Anomaly (3.9 um)3.17 K
Maximum Observed - Clear RTM BT (3.9 um)8.14 K
Maximum Observed BTD (3.9-10/11/12 um)14.72 K
Observed - Background BTD (3.9-10/11/12 um)4.11 K
BTD Anomaly (3.9-10/11/12 um)2.71 K
Similar Pixel Count20
BT Time Tendency (3.9 um)1.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.82
Fraction of Surrounding Red Channel Pixels that are Brighter0.82
Maximum Radiative Power11.37 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 38.80°
Mean Solar Zenith Angle 30.00°
Mean Glint Angle52.70°
Water Fraction0.00
Total Pixel Area 5.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) FL
Country/Countries United States
County/Locality(s) Bradford County, FL
NWS WFO Jacksonville FL
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 19:27:52UTC
Radiative Center (Lat, Lon): 29.861389°, -82.263054°
Nearby Counties (meeting notification criteria):
  • Bradford County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power8.55 MW
Map:
Additional Information
Notification Status New Feature
Type of EventElevated Fire Risk (NWS/SPC) and Red Flag Warning (NWS)
Event Priority Ranking1
Maximum Observed BT (3.9 um)311.60 K
Observed - Background BT (3.9 um)3.25 K
BT Anomaly (3.9 um)2.38 K
Maximum Observed - Clear RTM BT (3.9 um)12.53 K
Maximum Observed BTD (3.9-10/11/12 um)9.61 K
Observed - Background BTD (3.9-10/11/12 um)2.37 K
BTD Anomaly (3.9-10/11/12 um)3.73 K
Similar Pixel Count19
BT Time Tendency (3.9 um)1.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.83
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power8.55 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 35.80°
Mean Solar Zenith Angle 33.10°
Mean Glint Angle52.70°
Water Fraction0.00
Total Pixel Area 4.90 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/Time2026-04-21 19:28:22UTC
Radiative Center (Lat, Lon): 21.976389°, -78.795555°
Nearby Counties (meeting notification criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power17.65 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)309.96 K
Observed - Background BT (3.9 um)5.06 K
BT Anomaly (3.9 um)2.26 K
Maximum Observed - Clear RTM BT (3.9 um)5.92 K
Maximum Observed BTD (3.9-10/11/12 um)19.99 K
Observed - Background BTD (3.9-10/11/12 um)4.82 K
BTD Anomaly (3.9-10/11/12 um)2.36 K
Similar Pixel Count15
BT Time Tendency (3.9 um)6.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.81
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power17.65 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 26.20°
Mean Solar Zenith Angle 33.30°
Mean Glint Angle42.60°
Water Fraction0.00
Total Pixel Area 8.90 km2
Latest Satellite Imagery:
  • None Available
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