Jan 2026: Due to an ongoing data center cooling system construction project, NGFS data outages may occur with little or no notice.
NOTE: A data center outage will result in an NGFS outage on Thursday 1/29 from approximately 1800 – 1930 UTC.

Wildfire Alert Report

Date: 2025-09-29
Time: 20:56:16
Production Date and Time: 2025-09-29 21:01:21 UTC
Primary Instrument: GOES-19 ABI
Wmo Spacecraft Id: 666
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G19_s20252722056161_e20252722058534_c20252722059012.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G19_s20252722051161_e20252722053534_c20252722054017.nc
Number Of Thermal Anomaly Alerts: 6
More details ▼ Hide details ▲

Possible Wildfire

Basic Information
State/Province(s) Saskatchewan
Country/Countries Canada
County/Locality(s) Division No. 9, Saskatchewan
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-09-29 20:56:19UTC
Radiative Center (Lat, Lon): 51.297501°, -102.528053°
Nearby Counties (meeting alert criteria):
  • Division No. 9 (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power14.25 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)297.69 K
Observed - Background BT (3.9 um)3.23 K
BT Anomaly (3.9 um)3.13 K
Maximum Observed - Clear RTM BT (3.9 um)9.13 K
Maximum Observed BTD (3.9-10/11/12 um)9.41 K
Observed - Background BTD (3.9-10/11/12 um)3.31 K
BTD Anomaly (3.9-10/11/12 um)5.55 K
Similar Pixel Count17
BT Time Tendency (3.9 um)0.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.43
Fraction of Surrounding Red Channel Pixels that are Brighter0.81
Maximum Radiative Power14.25 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 64.50°
Mean Solar Zenith Angle 60.80°
Mean Glint Angle90.90°
Water Fraction0.00
Total Pixel Area 9.30 km2
Latest Satellite Imagery:
  • None Available
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) Saskatchewan
Country/Countries Canada
County/Locality(s) Division No. 8, Saskatchewan
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-09-29 20:56:19UTC
Radiative Center (Lat, Lon): 50.666389°, -109.999168°
Nearby Counties (meeting alert criteria):
  • Division No. 1 (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power21.04 MW
Map:
Additional Information
Alert Status New Feature
Type of EventOil/gas
Event Priority Ranking5
Maximum Observed BT (3.9 um)305.33 K
Observed - Background BT (3.9 um)1.99 K
BT Anomaly (3.9 um)2.32 K
Maximum Observed - Clear RTM BT (3.9 um)10.72 K
Maximum Observed BTD (3.9-10/11/12 um)13.27 K
Observed - Background BTD (3.9-10/11/12 um)2.38 K
BTD Anomaly (3.9-10/11/12 um)4.81 K
Similar Pixel Count25
BT Time Tendency (3.9 um)1.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.40
Fraction of Surrounding Red Channel Pixels that are Brighter0.96
Maximum Radiative Power21.04 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 67.10°
Mean Solar Zenith Angle 57.50°
Mean Glint Angle90.40°
Water Fraction0.00
Total Pixel Area 10.30 km2
Latest Satellite Imagery:
  • None Available
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) MN
Country/Countries United States
County/Locality(s) Lyon County, MN
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-09-29 20:56:19UTC
Radiative Center (Lat, Lon): 44.389446°, -95.718056°
Nearby Counties (meeting alert criteria):
  • Lyon County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.87 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)307.35 K
Observed - Background BT (3.9 um)2.60 K
BT Anomaly (3.9 um)3.23 K
Maximum Observed - Clear RTM BT (3.9 um)10.58 K
Maximum Observed BTD (3.9-10/11/12 um)11.92 K
Observed - Background BTD (3.9-10/11/12 um)2.64 K
BTD Anomaly (3.9-10/11/12 um)5.70 K
Similar Pixel Count25
BT Time Tendency (3.9 um)2.50 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.41
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power16.87 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 55.40°
Mean Solar Zenith Angle 59.10°
Mean Glint Angle81.90°
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) SD
Country/Countries United States
County/Locality(s) Charles Mix County, SD
NWS WFO Sioux Falls SD
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2025-09-29 20:56:19UTC
Radiative Center (Lat, Lon): 43.308056°, -98.720558°
Nearby Counties (meeting alert criteria):
  • Charles Mix County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power48.29 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)313.87 K
Observed - Background BT (3.9 um)9.09 K
BT Anomaly (3.9 um)12.57 K
Maximum Observed - Clear RTM BT (3.9 um)14.18 K
Maximum Observed BTD (3.9-10/11/12 um)15.30 K
Observed - Background BTD (3.9-10/11/12 um)7.48 K
BTD Anomaly (3.9-10/11/12 um)14.80 K
Similar Pixel Count0
BT Time Tendency (3.9 um)5.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder1.00
Fraction of Surrounding Red Channel Pixels that are Brighter0.96
Maximum Radiative Power48.29 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 55.60°
Mean Solar Zenith Angle 56.80°
Mean Glint Angle79.40°
Water Fraction0.00
Total Pixel Area 7.10 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) AR
Country/Countries United States
County/Locality(s) Poinsett County, AR
NWS WFO Memphis TN
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-09-29 20:57:20UTC
Radiative Center (Lat, Lon): 35.459446°, -90.766113°
Nearby Counties (meeting alert criteria):
  • Poinsett County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.31 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)306.28 K
Observed - Background BT (3.9 um)3.35 K
BT Anomaly (3.9 um)2.32 K
Maximum Observed - Clear RTM BT (3.9 um)10.33 K
Maximum Observed BTD (3.9-10/11/12 um)9.18 K
Observed - Background BTD (3.9-10/11/12 um)2.66 K
BTD Anomaly (3.9-10/11/12 um)3.05 K
Similar Pixel Count18
BT Time Tendency (3.9 um)-0.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.85
Fraction of Surrounding Red Channel Pixels that are Brighter0.17
Maximum Radiative Power8.83 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 44.60°
Mean Solar Zenith Angle 56.90°
Mean Glint Angle70.70°
Water Fraction0.00
Total Pixel Area 11.20 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s) AR
Country/Countries United States
County/Locality(s) Desha County, AR
NWS WFO Little Rock AR
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2025-09-29 20:57:20UTC
Radiative Center (Lat, Lon): 33.563057°, -91.313057°
Nearby Counties (meeting alert criteria):
  • Desha County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power28.15 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)312.15 K
Observed - Background BT (3.9 um)7.04 K
BT Anomaly (3.9 um)3.99 K
Maximum Observed - Clear RTM BT (3.9 um)10.64 K
Maximum Observed BTD (3.9-10/11/12 um)18.01 K
Observed - Background BTD (3.9-10/11/12 um)6.72 K
BTD Anomaly (3.9-10/11/12 um)4.43 K
Similar Pixel Count19
BT Time Tendency (3.9 um)5.10 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.75
Fraction of Surrounding Red Channel Pixels that are Brighter0.43
Maximum Radiative Power28.15 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 42.90°
Mean Solar Zenith Angle 55.60°
Mean Glint Angle67.40°
Water Fraction0.00
Total Pixel Area 5.50 km2
Latest Satellite Imagery:
Show More ▲ Show Less ▼ View all event imagery »