Wildfire Alert Report

Date: 2025-04-21
Time: 18:11:17
Production Date and Time: 2025-04-21 18:16:12 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20251111811176_e20251111813549_c20251111814039.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20251111806176_e20251111808549_c20251111809052.nc
Number Of Thermal Anomaly Alerts: 9
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Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Cottonwood County, MN
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-21 18:11:20UTC
Radiative Center (Lat, Lon): 43.888054°, -95.335831°
Nearby Counties (meeting alert criteria):
  • Cottonwood County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power55.64 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)313.53 K
Observed - Background BT (3.9 um)4.01 K
BT Anomaly (3.9 um)2.47 K
Maximum Observed - Clear RTM BT (3.9 um)18.46 K
Maximum Observed BTD (3.9-10/11/12 um)16.58 K
Observed - Background BTD (3.9-10/11/12 um)4.35 K
BTD Anomaly (3.9-10/11/12 um)11.96 K
Similar Pixel Count22
BT Time Tendency (3.9 um)3.30 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.43
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power31.43 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.80°
Mean Solar Zenith Angle 32.40°
Mean Glint Angle85.00°
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) Sioux County, IA
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-21 18:11:35UTC
Radiative Center (Lat, Lon): 43.138054°, -96.434998°
Nearby Counties (meeting alert criteria):
  • Sioux County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power113.17 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)317.18 K
Observed - Background BT (3.9 um)5.53 K
BT Anomaly (3.9 um)3.86 K
Maximum Observed - Clear RTM BT (3.9 um)22.63 K
Maximum Observed BTD (3.9-10/11/12 um)18.11 K
Observed - Background BTD (3.9-10/11/12 um)6.06 K
BTD Anomaly (3.9-10/11/12 um)13.14 K
Similar Pixel Count11
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 Power39.15 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.50°
Mean Solar Zenith Angle 31.70°
Mean Glint Angle84.20°
Water Fraction0.00
Total Pixel Area 27.50 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Humboldt County, IA
NWS WFO Des Moines IA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-21 18:11:50UTC
Radiative Center (Lat, Lon): 42.833611°, -94.189720°
Nearby Counties (meeting alert criteria):
  • Humboldt County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power23.37 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)305.26 K
Observed - Background BT (3.9 um)5.67 K
BT Anomaly (3.9 um)9.08 K
Maximum Observed - Clear RTM BT (3.9 um)14.34 K
Maximum Observed BTD (3.9-10/11/12 um)16.00 K
Observed - Background BTD (3.9-10/11/12 um)5.60 K
BTD Anomaly (3.9-10/11/12 um)6.86 K
Similar Pixel Count4
BT Time Tendency (3.9 um)6.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.52
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power23.37 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 53.30°
Mean Solar Zenith Angle 31.30°
Mean Glint Angle82.40°
Water Fraction0.00
Total Pixel Area 6.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) KS
Country/Countries United States
County/Locality(s) Morris County, KS
NWS WFO Topeka KS
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-21 18:11:50UTC
Radiative Center (Lat, Lon): 38.766109°, -96.836670°
Nearby Counties (meeting alert criteria):
  • Morris County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power9.64 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)304.85 K
Observed - Background BT (3.9 um)2.85 K
BT Anomaly (3.9 um)2.20 K
Maximum Observed - Clear RTM BT (3.9 um)12.06 K
Maximum Observed BTD (3.9-10/11/12 um)11.24 K
Observed - Background BTD (3.9-10/11/12 um)2.31 K
BTD Anomaly (3.9-10/11/12 um)2.33 K
Similar Pixel Count25
BT Time Tendency (3.9 um)2.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.87
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power9.64 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 50.50°
Mean Solar Zenith Angle 27.40°
Mean Glint Angle76.00°
Water Fraction0.00
Total Pixel Area 6.30 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/Time2025-04-21 18:13:22UTC
Radiative Center (Lat, Lon): 22.928888°, -80.443336°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power24.14 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)314.61 K
Observed - Background BT (3.9 um)4.52 K
BT Anomaly (3.9 um)1.93 K
Maximum Observed - Clear RTM BT (3.9 um)4.15 K
Maximum Observed BTD (3.9-10/11/12 um)15.87 K
Observed - Background BTD (3.9-10/11/12 um)4.39 K
BTD Anomaly (3.9-10/11/12 um)2.52 K
Similar Pixel Count17
BT Time Tendency (3.9 um)4.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.76
Fraction of Surrounding Red Channel Pixels that are Brighter0.94
Maximum Radiative Power24.14 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 27.60°
Mean Solar Zenith Angle 16.60°
Mean Glint Angle38.10°
Water Fraction0.00
Total Pixel Area 4.50 km2
Latest Satellite Imagery:
  • None Available
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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/Time2025-04-21 18:13:22UTC
Radiative Center (Lat, Lon): 21.772778°, -78.808891°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power47.39 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)326.92 K
Observed - Background BT (3.9 um)9.53 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)23.34 K
Observed - Background BTD (3.9-10/11/12 um)8.85 K
BTD Anomaly (3.9-10/11/12 um)4.40 K
Similar Pixel Count2
BT Time Tendency (3.9 um)2.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.86
Fraction of Surrounding Red Channel Pixels that are Brighter0.77
Maximum Radiative Power47.39 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 25.90°
Mean Solar Zenith Angle 17.10°
Mean Glint Angle36.30°
Water Fraction0.00
Total Pixel Area 4.40 km2
Latest Satellite Imagery:
  • None Available
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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/Time2025-04-21 18:13:22UTC
Radiative Center (Lat, Lon): 21.709723°, -78.373337°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power17.74 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)317.63 K
Observed - Background BT (3.9 um)4.84 K
BT Anomaly (3.9 um)2.10 K
Maximum Observed - Clear RTM BT (3.9 um)9.64 K
Maximum Observed BTD (3.9-10/11/12 um)16.59 K
Observed - Background BTD (3.9-10/11/12 um)4.48 K
BTD Anomaly (3.9-10/11/12 um)2.44 K
Similar Pixel Count13
BT Time Tendency (3.9 um)0.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.76
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power17.74 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 25.80°
Mean Solar Zenith Angle 17.40°
Mean Glint Angle36.40°
Water Fraction0.00
Total Pixel Area 4.40 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Dominican Republic
County/Locality(s) Unknown, Unknown
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-04-21 18:13:53UTC
Radiative Center (Lat, Lon): 18.883333°, -70.870003°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power82.89 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)317.32 K
Observed - Background BT (3.9 um)6.34 K
BT Anomaly (3.9 um)3.65 K
Maximum Observed - Clear RTM BT (3.9 um)18.04 K
Maximum Observed BTD (3.9-10/11/12 um)14.13 K
Observed - Background BTD (3.9-10/11/12 um)6.46 K
BTD Anomaly (3.9-10/11/12 um)10.08 K
Similar Pixel Count4
BT Time Tendency (3.9 um)5.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.75
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power24.66 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 22.80°
Mean Solar Zenith Angle 22.70°
Mean Glint Angle38.90°
Water Fraction0.00
Total Pixel Area 17.40 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Unknown
County/Locality(s) Unknown, Unknown
NWS WFO N/A
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2025-04-21 18:13:54UTC
Radiative Center (Lat, Lon): 18.346945°, -68.531113°
Nearby Counties (meeting alert criteria):
  • Unknown (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power113.29 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)322.24 K
Observed - Background BT (3.9 um)21.06 K
BT Anomaly (3.9 um)7.99 K
Maximum Observed - Clear RTM BT (3.9 um)24.47 K
Maximum Observed BTD (3.9-10/11/12 um)28.41 K
Observed - Background BTD (3.9-10/11/12 um)21.17 K
BTD Anomaly (3.9-10/11/12 um)8.97 K
Similar Pixel Count0
BT Time Tendency (3.9 um)13.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.42
Fraction of Surrounding Red Channel Pixels that are Brighter0.22
Maximum Radiative Power65.70 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 22.90°
Mean Solar Zenith Angle 24.70°
Mean Glint Angle41.60°
Water Fraction0.50
Total Pixel Area 8.70 km2
Latest Satellite Imagery:
  • None Available
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