Please consider accessing NGFS detections and satellite imagery through the NOAA/NESDIS Wildland Fire Data Portal: https://fire.data.nesdis.noaa.gov/map/

Wildfire Notification Report

Date: 2026-04-21
Time: 17:01:17
Production Date and Time: 2026-04-21 17:06:08 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20261111701177_e20261111703550_c20261111704031.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20261111656177_e20261111658550_c20261111659022.nc
Number Of Thermal Anomaly Notifications: 8
More details ▼ Hide details ▲

Possible Wildfire

Basic Information
State/Province(s) WI
Country/Countries United States
County/Locality(s) Florence County, WI
NWS WFO Green Bay WI
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:01:21UTC
Radiative Center (Lat, Lon): 45.743057°, -88.577774°
Nearby Counties (meeting notification criteria):
  • Florence County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power21.43 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)302.27 K
Observed - Background BT (3.9 um)2.73 K
BT Anomaly (3.9 um)2.39 K
Maximum Observed - Clear RTM BT (3.9 um)15.59 K
Maximum Observed BTD (3.9-10/11/12 um)11.35 K
Observed - Background BTD (3.9-10/11/12 um)2.62 K
BTD Anomaly (3.9-10/11/12 um)6.25 K
Similar Pixel Count25
BT Time Tendency (3.9 um)2.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.58
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power11.11 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.60°
Mean Solar Zenith Angle 35.90°
Mean Glint Angle90.40°
Water Fraction0.00
Total Pixel Area 13.80 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Washington County, MN
NWS WFO Twin Cities/Chanhassen MN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:01:21UTC
Radiative Center (Lat, Lon): 44.935276°, -92.804169°
Nearby Counties (meeting notification criteria):
  • Washington County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power21.79 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)307.61 K
Observed - Background BT (3.9 um)3.83 K
BT Anomaly (3.9 um)2.16 K
Maximum Observed - Clear RTM BT (3.9 um)17.35 K
Maximum Observed BTD (3.9-10/11/12 um)14.81 K
Observed - Background BTD (3.9-10/11/12 um)3.98 K
BTD Anomaly (3.9-10/11/12 um)4.47 K
Similar Pixel Count22
BT Time Tendency (3.9 um)0.60 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 Power21.79 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 54.90°
Mean Solar Zenith Angle 36.50°
Mean Glint Angle91.30°
Water Fraction0.00
Total Pixel Area 7.00 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

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 17:01:20UTC
Radiative Center (Lat, Lon): 45.034168°, -96.410278°
Nearby Counties (meeting notification criteria):
  • Lac qui Parle County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power17.04 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)313.31 K
Observed - Background BT (3.9 um)2.57 K
BT Anomaly (3.9 um)1.71 K
Maximum Observed - Clear RTM BT (3.9 um)19.06 K
Maximum Observed BTD (3.9-10/11/12 um)15.06 K
Observed - Background BTD (3.9-10/11/12 um)2.94 K
BTD Anomaly (3.9-10/11/12 um)5.76 K
Similar Pixel Count25
BT Time Tendency (3.9 um)3.30 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 Power17.04 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 56.30°
Mean Solar Zenith Angle 37.90°
Mean Glint Angle94.00°
Water Fraction0.00
Total Pixel Area 7.20 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Howard County, IA
NWS WFO La Crosse WI
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2026-04-21 17:01:21UTC
Radiative Center (Lat, Lon): 43.437222°, -92.391670°
Nearby Counties (meeting notification criteria):
  • Howard County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power103.69 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)321.55 K
Observed - Background BT (3.9 um)8.99 K
BT Anomaly (3.9 um)6.04 K
Maximum Observed - Clear RTM BT (3.9 um)28.48 K
Maximum Observed BTD (3.9-10/11/12 um)21.44 K
Observed - Background BTD (3.9-10/11/12 um)8.66 K
BTD Anomaly (3.9-10/11/12 um)10.21 K
Similar Pixel Count0
BT Time Tendency (3.9 um)3.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.65
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power57.91 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 53.30°
Mean Solar Zenith Angle 35.00°
Mean Glint Angle88.20°
Water Fraction0.00
Total Pixel Area 13.40 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Howard County, IA
NWS WFO La Crosse WI
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:01:21UTC
Radiative Center (Lat, Lon): 43.226944°, -92.293335°
Nearby Counties (meeting notification criteria):
  • Howard County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power69.34 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)317.63 K
Observed - Background BT (3.9 um)6.00 K
BT Anomaly (3.9 um)4.07 K
Maximum Observed - Clear RTM BT (3.9 um)24.69 K
Maximum Observed BTD (3.9-10/11/12 um)19.58 K
Observed - Background BTD (3.9-10/11/12 um)6.86 K
BTD Anomaly (3.9-10/11/12 um)6.98 K
Similar Pixel Count6
BT Time Tendency (3.9 um)5.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.18
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power43.21 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 53.10°
Mean Solar Zenith Angle 34.80°
Mean Glint Angle87.80°
Water Fraction0.00
Total Pixel Area 13.30 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) IA
Country/Countries United States
County/Locality(s) Pottawattamie County, IA
NWS WFO Omaha/Valley NE
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:01:50UTC
Radiative Center (Lat, Lon): 41.166111°, -95.372780°
Nearby Counties (meeting notification criteria):
  • Pottawattamie County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power8.31 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)314.82 K
Observed - Background BT (3.9 um)2.08 K
BT Anomaly (3.9 um)1.94 K
Maximum Observed - Clear RTM BT (3.9 um)18.21 K
Maximum Observed BTD (3.9-10/11/12 um)14.26 K
Observed - Background BTD (3.9-10/11/12 um)1.77 K
BTD Anomaly (3.9-10/11/12 um)3.14 K
Similar Pixel Count25
BT Time Tendency (3.9 um)0.60 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.63
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power8.31 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 52.10°
Mean Solar Zenith Angle 34.30°
Mean Glint Angle86.30°
Water Fraction0.00
Total Pixel Area 6.50 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) NE
Country/Countries United States
County/Locality(s) Hamilton County, NE
NWS WFO Hastings NE
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:01:50UTC
Radiative Center (Lat, Lon): 40.951389°, -98.119446°
Nearby Counties (meeting notification criteria):
  • Hamilton County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.55 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)320.75 K
Observed - Background BT (3.9 um)2.71 K
BT Anomaly (3.9 um)1.99 K
Maximum Observed - Clear RTM BT (3.9 um)21.07 K
Maximum Observed BTD (3.9-10/11/12 um)13.89 K
Observed - Background BTD (3.9-10/11/12 um)2.48 K
BTD Anomaly (3.9-10/11/12 um)4.48 K
Similar Pixel Count25
BT Time Tendency (3.9 um)2.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.56
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power16.55 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 53.10°
Mean Solar Zenith Angle 35.40°
Mean Glint Angle88.30°
Water Fraction0.00
Total Pixel Area 6.70 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) KS
Country/Countries United States
County/Locality(s) Woodson County, KS
NWS WFO Wichita KS
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2026-04-21 17:01:50UTC
Radiative Center (Lat, Lon): 38.008610°, -95.771385°
Nearby Counties (meeting notification criteria):
  • Woodson County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.52 MW
Map:
Additional Information
Notification Status New Feature
Type of EventNominal Fire Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)304.36 K
Observed - Background BT (3.9 um)2.07 K
BT Anomaly (3.9 um)1.68 K
Maximum Observed - Clear RTM BT (3.9 um)12.83 K
Maximum Observed BTD (3.9-10/11/12 um)12.04 K
Observed - Background BTD (3.9-10/11/12 um)2.15 K
BTD Anomaly (3.9-10/11/12 um)2.62 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.40 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 Power8.76 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 49.30°
Mean Solar Zenith Angle 32.00°
Mean Glint Angle81.00°
Water Fraction0.00
Total Pixel Area 12.30 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »