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Wildfire Notification Report

Date: 2026-04-21
Time: 22:16:17
Production Date and Time: 2026-04-21 22:21:15 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261112216177_e20261112218551_c20261112219013.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261112211177_e20261112213551_c20261112214009.nc
Number Of Thermal Anomaly Notifications: 8
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Possible Wildfire

Basic Information
State/Province(s) British Columbia
Country/Countries Canada
County/Locality(s) Squamish-Lillooet, British Columbia
NWS WFO N/A
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 22:16:19UTC
Radiative Center (Lat, Lon): 50.203888°, -122.663612°
Nearby Counties (meeting notification criteria):
  • Squamish-Lillooet (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power567.73 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)290.97 K
Observed - Background BT (3.9 um)23.02 K
BT Anomaly (3.9 um)3.64 K
Maximum Observed - Clear RTM BT (3.9 um)12.40 K
Maximum Observed BTD (3.9-10/11/12 um)47.50 K
Observed - Background BTD (3.9-10/11/12 um)23.76 K
BTD Anomaly (3.9-10/11/12 um)4.68 K
Similar Pixel Count0
BT Time Tendency (3.9 um)9.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.41
Fraction of Surrounding Red Channel Pixels that are Brighter0.96
Maximum Radiative Power567.73 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 73.30°
Mean Solar Zenith Angle 46.60°
Mean Glint Angle71.50°
Water Fraction0.00
Total Pixel Area 13.90 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) St. Louis County, MN
NWS WFO Duluth MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 22:16:21UTC
Radiative Center (Lat, Lon): 47.715832°, -92.857780°
Nearby Counties (meeting notification criteria):
  • St. Louis County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power12.61 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)294.31 K
Observed - Background BT (3.9 um)3.90 K
BT Anomaly (3.9 um)4.23 K
Maximum Observed - Clear RTM BT (3.9 um)12.23 K
Maximum Observed BTD (3.9-10/11/12 um)7.54 K
Observed - Background BTD (3.9-10/11/12 um)3.63 K
BTD Anomaly (3.9-10/11/12 um)8.85 K
Similar Pixel Count3
BT Time Tendency (3.9 um)3.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.79
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power12.61 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 57.80°
Mean Solar Zenith Angle 62.50°
Mean Glint Angle68.20°
Water Fraction0.00
Total Pixel Area 7.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) WI
Country/Countries United States
County/Locality(s) Dunn County, WI
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 22:16:21UTC
Radiative Center (Lat, Lon): 44.967224°, -92.097504°
Nearby Counties (meeting notification criteria):
  • Dunn County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power5.80 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)297.78 K
Observed - Background BT (3.9 um)1.80 K
BT Anomaly (3.9 um)2.08 K
Maximum Observed - Clear RTM BT (3.9 um)10.98 K
Maximum Observed BTD (3.9-10/11/12 um)6.60 K
Observed - Background BTD (3.9-10/11/12 um)1.59 K
BTD Anomaly (3.9-10/11/12 um)2.97 K
Similar Pixel Count22
BT Time Tendency (3.9 um)0.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.69
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power5.80 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.80°
Mean Solar Zenith Angle 62.40°
Mean Glint Angle65.60°
Water Fraction0.00
Total Pixel Area 6.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) McLeod County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 22:16:21UTC
Radiative Center (Lat, Lon): 44.729721°, -94.489166°
Nearby Counties (meeting notification criteria):
  • McLeod 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 (Detection is near a solar farm)
Event Priority Ranking4
Maximum Observed BT (3.9 um)304.46 K
Observed - Background BT (3.9 um)1.54 K
BT Anomaly (3.9 um)1.57 K
Maximum Observed - Clear RTM BT (3.9 um)12.61 K
Maximum Observed BTD (3.9-10/11/12 um)8.11 K
Observed - Background BTD (3.9-10/11/12 um)1.81 K
BTD Anomaly (3.9-10/11/12 um)5.46 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.33
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 55.30°
Mean Solar Zenith Angle 60.70°
Mean Glint Angle63.90°
Water Fraction0.00
Total Pixel Area 7.00 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Dubuque County, IA
NWS WFO Quad Cities IL
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 22:16:51UTC
Radiative Center (Lat, Lon): 42.593056°, -90.966667°
Nearby Counties (meeting notification criteria):
  • Dubuque County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power44.86 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)308.42 K
Observed - Background BT (3.9 um)11.00 K
BT Anomaly (3.9 um)10.29 K
Maximum Observed - Clear RTM BT (3.9 um)20.14 K
Maximum Observed BTD (3.9-10/11/12 um)16.81 K
Observed - Background BTD (3.9-10/11/12 um)10.89 K
BTD Anomaly (3.9-10/11/12 um)14.02 K
Similar Pixel Count3
BT Time Tendency (3.9 um)9.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.52
Fraction of Surrounding Red Channel Pixels that are Brighter0.95
Maximum Radiative Power44.86 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 52.00°
Mean Solar Zenith Angle 62.80°
Mean Glint Angle63.90°
Water Fraction0.00
Total Pixel Area 6.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Marion County, IA
NWS WFO Des Moines IA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 22:16:51UTC
Radiative Center (Lat, Lon): 41.439999°, -93.070831°
Nearby Counties (meeting notification criteria):
  • Marion County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power48.32 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)310.23 K
Observed - Background BT (3.9 um)9.43 K
BT Anomaly (3.9 um)6.96 K
Maximum Observed - Clear RTM BT (3.9 um)18.25 K
Maximum Observed BTD (3.9-10/11/12 um)17.15 K
Observed - Background BTD (3.9-10/11/12 um)9.86 K
BTD Anomaly (3.9-10/11/12 um)10.50 K
Similar Pixel Count3
BT Time Tendency (3.9 um)14.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.38
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power48.32 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.50°
Mean Solar Zenith Angle 61.00°
Mean Glint Angle61.10°
Water Fraction0.00
Total Pixel Area 6.40 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Union County, IA
NWS WFO Des Moines IA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 22:16:50UTC
Radiative Center (Lat, Lon): 41.004723°, -94.195831°
Nearby Counties (meeting notification criteria):
  • Union County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power27.42 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)303.46 K
Observed - Background BT (3.9 um)2.71 K
BT Anomaly (3.9 um)2.41 K
Maximum Observed - Clear RTM BT (3.9 um)10.98 K
Maximum Observed BTD (3.9-10/11/12 um)10.00 K
Observed - Background BTD (3.9-10/11/12 um)3.16 K
BTD Anomaly (3.9-10/11/12 um)5.38 K
Similar Pixel Count13
BT Time Tendency (3.9 um)2.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.23
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power13.78 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.50°
Mean Solar Zenith Angle 60.10°
Mean Glint Angle59.80°
Water Fraction0.00
Total Pixel Area 12.90 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) AR
Country/Countries United States
County/Locality(s) Searcy County, AR
NWS WFO Little Rock AR
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 22:17:20UTC
Radiative Center (Lat, Lon): 35.909721°, -92.442497°
Nearby Counties (meeting notification criteria):
  • Searcy County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power5.40 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)296.47 K
Observed - Background BT (3.9 um)2.08 K
BT Anomaly (3.9 um)4.77 K
Maximum Observed - Clear RTM BT (3.9 um)7.30 K
Maximum Observed BTD (3.9-10/11/12 um)5.49 K
Observed - Background BTD (3.9-10/11/12 um)2.12 K
BTD Anomaly (3.9-10/11/12 um)9.92 K
Similar Pixel Count3
BT Time Tendency (3.9 um)0.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.45
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power5.40 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 45.70°
Mean Solar Zenith Angle 60.60°
Mean Glint Angle55.70°
Water Fraction0.00
Total Pixel Area 5.70 km2
Latest Satellite Imagery:
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