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Wildfire Notification Report

Date: 2026-04-21
Time: 17:06:17
Production Date and Time: 2026-04-21 17:11:15 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261111706177_e20261111708550_c20261111709004.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261111701177_e20261111703550_c20261111704031.nc
Number Of Thermal Anomaly Notifications: 5
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Lac qui Parle County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:06:20UTC
Radiative Center (Lat, Lon): 44.999722°, -96.335556°
Nearby Counties (meeting notification criteria):
  • Lac qui Parle County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power14.34 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)313.26 K
Observed - Background BT (3.9 um)1.86 K
BT Anomaly (3.9 um)1.20 K
Maximum Observed - Clear RTM BT (3.9 um)18.43 K
Maximum Observed BTD (3.9-10/11/12 um)14.92 K
Observed - Background BTD (3.9-10/11/12 um)2.63 K
BTD Anomaly (3.9-10/11/12 um)5.12 K
Similar Pixel Count25
BT Time Tendency (3.9 um)0.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.37
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power14.34 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.20°
Mean Solar Zenith Angle 37.30°
Mean Glint Angle93.50°
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) Redwood County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:06:20UTC
Radiative Center (Lat, Lon): 44.506668°, -94.951385°
Nearby Counties (meeting notification criteria):
  • Redwood County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.72 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)315.29 K
Observed - Background BT (3.9 um)1.62 K
BT Anomaly (3.9 um)0.91 K
Maximum Observed - Clear RTM BT (3.9 um)18.63 K
Maximum Observed BTD (3.9-10/11/12 um)15.07 K
Observed - Background BTD (3.9-10/11/12 um)2.57 K
BTD Anomaly (3.9-10/11/12 um)4.88 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.10
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power16.72 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 55.20°
Mean Solar Zenith Angle 36.40°
Mean Glint Angle91.60°
Water Fraction0.00
Total Pixel Area 7.00 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) WI
Country/Countries United States
County/Locality(s) Iowa County, WI
NWS WFO Milwaukee/Sullivan WI
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:06:21UTC
Radiative Center (Lat, Lon): 42.976387°, -90.236115°
Nearby Counties (meeting notification criteria):
  • Iowa County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power21.71 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)308.45 K
Observed - Background BT (3.9 um)5.47 K
BT Anomaly (3.9 um)4.15 K
Maximum Observed - Clear RTM BT (3.9 um)19.62 K
Maximum Observed BTD (3.9-10/11/12 um)15.31 K
Observed - Background BTD (3.9-10/11/12 um)5.01 K
BTD Anomaly (3.9-10/11/12 um)4.49 K
Similar Pixel Count17
BT Time Tendency (3.9 um)3.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.83
Fraction of Surrounding Red Channel Pixels that are Brighter0.92
Maximum Radiative Power21.71 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 52.10°
Mean Solar Zenith Angle 33.50°
Mean Glint Angle85.60°
Water Fraction0.00
Total Pixel Area 6.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MI
Country/Countries United States
County/Locality(s) Berrien County, MI
NWS WFO Northern Indiana IN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:06:51UTC
Radiative Center (Lat, Lon): 42.166389°, -86.322777°
Nearby Counties (meeting notification criteria):
  • Berrien County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power24.70 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)304.60 K
Observed - Background BT (3.9 um)3.95 K
BT Anomaly (3.9 um)4.02 K
Maximum Observed - Clear RTM BT (3.9 um)17.65 K
Maximum Observed BTD (3.9-10/11/12 um)13.53 K
Observed - Background BTD (3.9-10/11/12 um)3.63 K
BTD Anomaly (3.9-10/11/12 um)6.01 K
Similar Pixel Count18
BT Time Tendency (3.9 um)2.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.96
Fraction of Surrounding Red Channel Pixels that are Brighter0.68
Maximum Radiative Power13.72 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.30°
Mean Solar Zenith Angle 31.70°
Mean Glint Angle82.00°
Water Fraction0.00
Total Pixel Area 12.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IL
Country/Countries United States
County/Locality(s) Hamilton County, IL
NWS WFO Paducah KY
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:06:51UTC
Radiative Center (Lat, Lon): 37.921665°, -88.405830°
Nearby Counties (meeting notification criteria):
  • Hamilton County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power27.28 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)313.87 K
Observed - Background BT (3.9 um)7.69 K
BT Anomaly (3.9 um)3.24 K
Maximum Observed - Clear RTM BT (3.9 um)23.34 K
Maximum Observed BTD (3.9-10/11/12 um)18.90 K
Observed - Background BTD (3.9-10/11/12 um)7.16 K
BTD Anomaly (3.9-10/11/12 um)3.40 K
Similar Pixel Count20
BT Time Tendency (3.9 um)4.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.82
Fraction of Surrounding Red Channel Pixels that are Brighter0.76
Maximum Radiative Power27.28 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 46.30°
Mean Solar Zenith Angle 28.30°
Mean Glint Angle74.60°
Water Fraction0.00
Total Pixel Area 5.80 km2
Latest Satellite Imagery:
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