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Wildfire Notification Report

Date: 2026-04-20
Time: 00:46:17
Production Date and Time: 2026-04-20 00:51:06 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261100046176_e20261100048549_c20261100049008.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261100041176_e20261100043549_c20261100044041.nc
Number Of Thermal Anomaly Notifications: 6
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Pine County, MN
NWS WFO Duluth MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-20 00:46:21UTC
Radiative Center (Lat, Lon): 46.188610°, -92.862221°
Nearby Counties (meeting notification criteria):
  • Pine County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power7.56 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)276.28 K
Observed - Background BT (3.9 um)4.93 K
BT Anomaly (3.9 um)12.30 K
Maximum Observed - Clear RTM BT (3.9 um)4.52 K
Maximum Observed BTD (3.9-10/11/12 um)5.16 K
Observed - Background BTD (3.9-10/11/12 um)5.13 K
BTD Anomaly (3.9-10/11/12 um)32.53 K
Similar Pixel Count1
BT Time Tendency (3.9 um)3.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.26
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power7.56 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.20°
Mean Solar Zenith Angle 88.10°
Mean Glint Angle57.90°
Water Fraction0.00
Total Pixel Area 7.20 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Meeker County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-20 00:46:21UTC
Radiative Center (Lat, Lon): 45.296112°, -94.747780°
Nearby Counties (meeting notification criteria):
  • Meeker County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power8.04 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)277.82 K
Observed - Background BT (3.9 um)4.94 K
BT Anomaly (3.9 um)7.52 K
Maximum Observed - Clear RTM BT (3.9 um)3.48 K
Maximum Observed BTD (3.9-10/11/12 um)4.91 K
Observed - Background BTD (3.9-10/11/12 um)4.94 K
BTD Anomaly (3.9-10/11/12 um)15.97 K
Similar Pixel Count1
BT Time Tendency (3.9 um)2.30 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 Power8.04 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.00°
Mean Solar Zenith Angle 87.00°
Mean Glint Angle56.20°
Water Fraction0.00
Total Pixel Area 7.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) WI
Country/Countries United States
County/Locality(s) Jefferson County, WI
NWS WFO Milwaukee/Sullivan WI
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-20 00:46:21UTC
Radiative Center (Lat, Lon): 43.071110°, -88.581108°
Nearby Counties (meeting notification criteria):
  • Jefferson County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power35.85 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)292.23 K
Observed - Background BT (3.9 um)18.26 K
BT Anomaly (3.9 um)22.17 K
Maximum Observed - Clear RTM BT (3.9 um)19.71 K
Maximum Observed BTD (3.9-10/11/12 um)19.65 K
Observed - Background BTD (3.9-10/11/12 um)18.91 K
BTD Anomaly (3.9-10/11/12 um)36.39 K
Similar Pixel Count0
BT Time Tendency (3.9 um)17.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.44
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power35.85 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.80°
Mean Solar Zenith Angle 91.80°
Mean Glint Angle63.50°
Water Fraction0.00
Total Pixel Area 6.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) SD
Country/Countries United States
County/Locality(s) Bon Homme County, SD
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-20 00:46:50UTC
Radiative Center (Lat, Lon): 42.932777°, -97.671944°
Nearby Counties (meeting notification criteria):
  • Bon Homme County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power22.70 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)283.93 K
Observed - Background BT (3.9 um)6.17 K
BT Anomaly (3.9 um)7.52 K
Maximum Observed - Clear RTM BT (3.9 um)3.68 K
Maximum Observed BTD (3.9-10/11/12 um)6.49 K
Observed - Background BTD (3.9-10/11/12 um)5.41 K
BTD Anomaly (3.9-10/11/12 um)17.99 K
Similar Pixel Count2
BT Time Tendency (3.9 um)3.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.89
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power12.26 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.80°
Mean Solar Zenith Angle 85.40°
Mean Glint Angle53.50°
Water Fraction0.00
Total Pixel Area 13.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Iowa County, IA
NWS WFO Quad Cities IL
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-20 00:46:51UTC
Radiative Center (Lat, Lon): 41.679722°, -91.905830°
Nearby Counties (meeting notification criteria):
  • Iowa County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.37 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)281.46 K
Observed - Background BT (3.9 um)5.97 K
BT Anomaly (3.9 um)7.17 K
Maximum Observed - Clear RTM BT (3.9 um)5.44 K
Maximum Observed BTD (3.9-10/11/12 um)6.26 K
Observed - Background BTD (3.9-10/11/12 um)6.24 K
BTD Anomaly (3.9-10/11/12 um)19.53 K
Similar Pixel Count1
BT Time Tendency (3.9 um)5.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.34
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power16.37 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.40°
Mean Solar Zenith Angle 89.80°
Mean Glint Angle60.30°
Water Fraction0.00
Total Pixel Area 12.80 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) TX
Country/Countries United States
County/Locality(s) Jack County, TX
NWS WFO Fort Worth TX
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-20 00:47:20UTC
Radiative Center (Lat, Lon): 33.306667°, -98.035553°
Nearby Counties (meeting notification criteria):
  • Jack County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power11.05 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)290.74 K
Observed - Background BT (3.9 um)5.71 K
BT Anomaly (3.9 um)6.71 K
Maximum Observed - Clear RTM BT (3.9 um)5.47 K
Maximum Observed BTD (3.9-10/11/12 um)6.93 K
Observed - Background BTD (3.9-10/11/12 um)5.31 K
BTD Anomaly (3.9-10/11/12 um)4.40 K
Similar Pixel Count3
BT Time Tendency (3.9 um)1.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.69
Fraction of Surrounding Red Channel Pixels that are Brighter0.82
Maximum Radiative Power11.05 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 46.10°
Mean Solar Zenith Angle 87.00°
Mean Glint Angle54.60°
Water Fraction0.00
Total Pixel Area 5.80 km2
Latest Satellite Imagery:
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