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Wildfire Notification Report

Date: 2026-04-21
Time: 23:16:17
Production Date and Time: 2026-04-21 23:21:10 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261112316177_e20261112318551_c20261112319013.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261112311177_e20261112313551_c20261112314026.nc
Number Of Thermal Anomaly Notifications: 10
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Swift County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 23:16:20UTC
Radiative Center (Lat, Lon): 45.315556°, -95.821388°
Nearby Counties (meeting notification criteria):
  • Swift County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power19.41 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)300.56 K
Observed - Background BT (3.9 um)5.18 K
BT Anomaly (3.9 um)5.58 K
Maximum Observed - Clear RTM BT (3.9 um)9.24 K
Maximum Observed BTD (3.9-10/11/12 um)9.74 K
Observed - Background BTD (3.9-10/11/12 um)4.27 K
BTD Anomaly (3.9-10/11/12 um)3.89 K
Similar Pixel Count4
BT Time Tendency (3.9 um)4.50 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 Power19.41 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.40°
Mean Solar Zenith Angle 70.30°
Mean Glint Angle59.20°
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) Kandiyohi County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 23:16:21UTC
Radiative Center (Lat, Lon): 45.300278°, -94.838058°
Nearby Counties (meeting notification criteria):
  • Kandiyohi County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power480.12 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)329.91 K
Observed - Background BT (3.9 um)34.99 K
BT Anomaly (3.9 um)14.20 K
Maximum Observed - Clear RTM BT (3.9 um)40.69 K
Maximum Observed BTD (3.9-10/11/12 um)39.90 K
Observed - Background BTD (3.9-10/11/12 um)34.94 K
BTD Anomaly (3.9-10/11/12 um)16.28 K
Similar Pixel Count0
BT Time Tendency (3.9 um)31.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.48
Fraction of Surrounding Red Channel Pixels that are Brighter0.98
Maximum Radiative Power306.87 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.00°
Mean Solar Zenith Angle 71.00°
Mean Glint Angle59.90°
Water Fraction0.00
Total Pixel Area 21.40 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Carver County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 23:16:21UTC
Radiative Center (Lat, Lon): 44.860554°, -93.960281°
Nearby Counties (meeting notification criteria):
  • Carver County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power6.03 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)297.33 K
Observed - Background BT (3.9 um)2.32 K
BT Anomaly (3.9 um)2.68 K
Maximum Observed - Clear RTM BT (3.9 um)9.35 K
Maximum Observed BTD (3.9-10/11/12 um)5.94 K
Observed - Background BTD (3.9-10/11/12 um)1.87 K
BTD Anomaly (3.9-10/11/12 um)7.77 K
Similar Pixel Count21
BT Time Tendency (3.9 um)1.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.68
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power6.03 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 55.20°
Mean Solar Zenith Angle 71.60°
Mean Glint Angle60.30°
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) Jackson County, WI
NWS WFO La Crosse WI
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 23:16:21UTC
Radiative Center (Lat, Lon): 44.289722°, -91.133888°
Nearby Counties (meeting notification criteria):
  • Jackson County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power22.60 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)297.47 K
Observed - Background BT (3.9 um)4.31 K
BT Anomaly (3.9 um)7.49 K
Maximum Observed - Clear RTM BT (3.9 um)11.24 K
Maximum Observed BTD (3.9-10/11/12 um)8.24 K
Observed - Background BTD (3.9-10/11/12 um)4.17 K
BTD Anomaly (3.9-10/11/12 um)16.42 K
Similar Pixel Count3
BT Time Tendency (3.9 um)2.80 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 Power22.60 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 53.70°
Mean Solar Zenith Angle 73.60°
Mean Glint Angle62.40°
Water Fraction0.00
Total Pixel Area 13.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Lincoln County, MN
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 23:16:20UTC
Radiative Center (Lat, Lon): 44.418056°, -96.373611°
Nearby Counties (meeting notification criteria):
  • Lincoln County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power11.14 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)297.87 K
Observed - Background BT (3.9 um)2.19 K
BT Anomaly (3.9 um)1.96 K
Maximum Observed - Clear RTM BT (3.9 um)6.84 K
Maximum Observed BTD (3.9-10/11/12 um)7.41 K
Observed - Background BTD (3.9-10/11/12 um)2.72 K
BTD Anomaly (3.9-10/11/12 um)3.61 K
Similar Pixel Count6
BT Time Tendency (3.9 um)1.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.35
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power11.14 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 55.70°
Mean Solar Zenith Angle 69.90°
Mean Glint Angle58.10°
Water Fraction0.00
Total Pixel Area 7.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Martin County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 23:16:20UTC
Radiative Center (Lat, Lon): 43.559166°, -94.633057°
Nearby Counties (meeting notification criteria):
  • Martin County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power20.01 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)301.93 K
Observed - Background BT (3.9 um)2.91 K
BT Anomaly (3.9 um)4.95 K
Maximum Observed - Clear RTM BT (3.9 um)9.18 K
Maximum Observed BTD (3.9-10/11/12 um)7.81 K
Observed - Background BTD (3.9-10/11/12 um)2.89 K
BTD Anomaly (3.9-10/11/12 um)19.66 K
Similar Pixel Count3
BT Time Tendency (3.9 um)0.70 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 Power10.98 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.20°
Mean Solar Zenith Angle 71.10°
Mean Glint Angle58.90°
Water Fraction0.00
Total Pixel Area 13.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Clay County, IA
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 23:16:20UTC
Radiative Center (Lat, Lon): 43.176945°, -95.364723°
Nearby Counties (meeting notification criteria):
  • Clay County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power28.47 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.08 K
Observed - Background BT (3.9 um)6.24 K
BT Anomaly (3.9 um)7.90 K
Maximum Observed - Clear RTM BT (3.9 um)12.31 K
Maximum Observed BTD (3.9-10/11/12 um)11.77 K
Observed - Background BTD (3.9-10/11/12 um)6.82 K
BTD Anomaly (3.9-10/11/12 um)30.69 K
Similar Pixel Count3
BT Time Tendency (3.9 um)5.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.19
Fraction of Surrounding Red Channel Pixels that are Brighter0.99
Maximum Radiative Power28.47 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.10°
Mean Solar Zenith Angle 70.50°
Mean Glint Angle58.00°
Water Fraction0.00
Total Pixel Area 6.80 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 23:16:51UTC
Radiative Center (Lat, Lon): 42.636665°, -89.652779°
Nearby Counties (meeting notification criteria):
  • Green County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power7.43 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)295.09 K
Observed - Background BT (3.9 um)2.38 K
BT Anomaly (3.9 um)17.68 K
Maximum Observed - Clear RTM BT (3.9 um)8.32 K
Maximum Observed BTD (3.9-10/11/12 um)6.16 K
Observed - Background BTD (3.9-10/11/12 um)2.39 K
BTD Anomaly (3.9-10/11/12 um)7.09 K
Similar Pixel Count6
BT Time Tendency (3.9 um)1.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.39
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power7.43 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 51.60°
Mean Solar Zenith Angle 74.70°
Mean Glint Angle63.00°
Water Fraction0.00
Total Pixel Area 6.40 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) AR
Country/Countries United States
County/Locality(s) Lawrence County, AR
NWS WFO Little Rock AR
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 23:17:21UTC
Radiative Center (Lat, Lon): 35.949722°, -91.248611°
Nearby Counties (meeting notification criteria):
  • Lawrence County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power6.73 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)296.65 K
Observed - Background BT (3.9 um)2.71 K
BT Anomaly (3.9 um)3.15 K
Maximum Observed - Clear RTM BT (3.9 um)7.70 K
Maximum Observed BTD (3.9-10/11/12 um)5.20 K
Observed - Background BTD (3.9-10/11/12 um)2.50 K
BTD Anomaly (3.9-10/11/12 um)4.05 K
Similar Pixel Count1
BT Time Tendency (3.9 um)1.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.70
Fraction of Surrounding Red Channel Pixels that are Brighter0.96
Maximum Radiative Power6.73 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 45.30°
Mean Solar Zenith Angle 73.70°
Mean Glint Angle58.30°
Water Fraction0.00
Total Pixel Area 5.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) Chihuahua
Country/Countries Mexico
County/Locality(s) Bachíniva, Chihuahua
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 23:17:49UTC
Radiative Center (Lat, Lon): 28.966667°, -107.370277°
Nearby Counties (meeting notification criteria):
  • Bachíniva (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.90 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)308.82 K
Observed - Background BT (3.9 um)5.63 K
BT Anomaly (3.9 um)4.88 K
Maximum Observed - Clear RTM BT (3.9 um)12.48 K
Maximum Observed BTD (3.9-10/11/12 um)10.53 K
Observed - Background BTD (3.9-10/11/12 um)4.25 K
BTD Anomaly (3.9-10/11/12 um)4.80 K
Similar Pixel Count5
BT Time Tendency (3.9 um)2.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.98
Fraction of Surrounding Red Channel Pixels that are Brighter0.77
Maximum Radiative Power16.90 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 49.00°
Mean Solar Zenith Angle 60.10°
Mean Glint Angle34.60°
Water Fraction0.00
Total Pixel Area 6.10 km2
Latest Satellite Imagery:
  • None Available
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