Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2026-09-28
Time:	20:31:17
Production Date and Time:	2026-09-28 20:36:20 UTC
Primary Instrument:	GOES-18 ABI
Wmo Spacecraft Id:	665
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G18_s20262712031170_e20262712033543_c20262712033588.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G18_s20262712026170_e20262712028543_c20262712028592.nc
Number Of Thermal Anomaly Notifications:	6

Possible Wildfire

Basic Information
State/Province(s)	WA
Country/Countries	United States
County/Locality(s)	Whitman County, WA
NWS WFO	Spokane WA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-09-28 20:31:23UTC
Radiative Center (Lat, Lon):	47.107777°, -117.203056°
Nearby Counties (meeting notification criteria):	Whitman County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	16.78 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	310.60 K
Observed - Background BT (3.9 um)	2.66 K
BT Anomaly (3.9 um)	1.10 K
Maximum Observed - Clear RTM BT (3.9 um)	22.39 K
Maximum Observed BTD (3.9-10/11/12 um)	15.92 K
Observed - Background BTD (3.9-10/11/12 um)	2.79 K
BTD Anomaly (3.9-10/11/12 um)	1.42 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	2.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.53
Fraction of Surrounding Red Channel Pixels that are Brighter	0.81
Maximum Radiative Power	16.78 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	57.80°
Mean Solar Zenith Angle	50.20°
Mean Glint Angle	107.60°
Water Fraction	0.00
Total Pixel Area	7.50 km²
Latest Satellite Imagery:	IDn-MTw_750_m WAw-ORw_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	WA
Country/Countries	United States
County/Locality(s)	Columbia County, WA
NWS WFO	Pendleton OR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-09-28 20:31:23UTC
Radiative Center (Lat, Lon):	46.233055°, -118.053886°
Nearby Counties (meeting notification criteria):	Columbia County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	41.06 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	314.88 K
Observed - Background BT (3.9 um)	5.85 K
BT Anomaly (3.9 um)	2.29 K
Maximum Observed - Clear RTM BT (3.9 um)	24.11 K
Maximum Observed BTD (3.9-10/11/12 um)	18.80 K
Observed - Background BTD (3.9-10/11/12 um)	6.38 K
BTD Anomaly (3.9-10/11/12 um)	3.12 K
Similar Pixel Count	8
BT Time Tendency (3.9 um)	3.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.45
Fraction of Surrounding Red Channel Pixels that are Brighter	0.50
Maximum Radiative Power	41.06 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	56.70°
Mean Solar Zenith Angle	49.20°
Mean Glint Angle	105.40°
Water Fraction	0.00
Total Pixel Area	7.30 km²
Latest Satellite Imagery:	IDn-MTw_750_m WAw-ORw_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	WA
Country/Countries	United States
County/Locality(s)	Walla Walla County, WA
NWS WFO	Pendleton OR
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2026-09-28 20:31:23UTC
Radiative Center (Lat, Lon):	46.036388°, -118.221664°
Nearby Counties (meeting notification criteria):	Walla Walla County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	139.88 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	322.62 K
Observed - Background BT (3.9 um)	12.88 K
BT Anomaly (3.9 um)	8.11 K
Maximum Observed - Clear RTM BT (3.9 um)	31.10 K
Maximum Observed BTD (3.9-10/11/12 um)	24.43 K
Observed - Background BTD (3.9-10/11/12 um)	12.11 K
BTD Anomaly (3.9-10/11/12 um)	10.04 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	12.60 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.86
Fraction of Surrounding Red Channel Pixels that are Brighter	0.52
Maximum Radiative Power	85.13 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	56.40°
Mean Solar Zenith Angle	49.00°
Mean Glint Angle	104.90°
Water Fraction	0.00
Total Pixel Area	14.50 km²
Latest Satellite Imagery:	IDn-MTw_750_m WAw-ORw_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	CA
Country/Countries	United States
County/Locality(s)	Glenn County, CA
NWS WFO	Sacramento CA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-09-28 20:31:53UTC
Radiative Center (Lat, Lon):	39.481945°, -122.073891°
Nearby Counties (meeting notification criteria):	Glenn County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	36.41 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	318.25 K
Observed - Background BT (3.9 um)	7.89 K
BT Anomaly (3.9 um)	4.95 K
Maximum Observed - Clear RTM BT (3.9 um)	18.07 K
Maximum Observed BTD (3.9-10/11/12 um)	16.36 K
Observed - Background BTD (3.9-10/11/12 um)	7.22 K
BTD Anomaly (3.9-10/11/12 um)	8.56 K
Similar Pixel Count	6
BT Time Tendency (3.9 um)	-1.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.76
Fraction of Surrounding Red Channel Pixels that are Brighter	0.54
Maximum Radiative Power	36.41 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	48.50°
Mean Solar Zenith Angle	41.90°
Mean Glint Angle	89.90°
Water Fraction	0.00
Total Pixel Area	6.00 km²
Latest Satellite Imagery:	CAcentral_750_m ORsw-CAn_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	CA
Country/Countries	United States
County/Locality(s)	Butte County, CA
NWS WFO	Sacramento CA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-09-28 20:31:53UTC
Radiative Center (Lat, Lon):	39.438610°, -121.726112°
Nearby Counties (meeting notification criteria):	Butte County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	24.01 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	312.67 K
Observed - Background BT (3.9 um)	4.05 K
BT Anomaly (3.9 um)	2.31 K
Maximum Observed - Clear RTM BT (3.9 um)	13.88 K
Maximum Observed BTD (3.9-10/11/12 um)	13.42 K
Observed - Background BTD (3.9-10/11/12 um)	4.74 K
BTD Anomaly (3.9-10/11/12 um)	5.39 K
Similar Pixel Count	10
BT Time Tendency (3.9 um)	3.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.19
Fraction of Surrounding Red Channel Pixels that are Brighter	0.89
Maximum Radiative Power	24.01 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	48.60°
Mean Solar Zenith Angle	42.00°
Mean Glint Angle	90.00°
Water Fraction	0.00
Total Pixel Area	6.00 km²
Latest Satellite Imagery:	CAcentral_750_m ORsw-CAn_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	CA
Country/Countries	United States
County/Locality(s)	Colusa County, CA
NWS WFO	Sacramento CA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2026-09-28 20:31:53UTC
Radiative Center (Lat, Lon):	39.402500°, -122.016945°
Nearby Counties (meeting notification criteria):	Colusa County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	20.43 MW
Map:
Additional Information
Notification Status	New Feature
Type of Event	Nominal Fire Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	314.49 K
Observed - Background BT (3.9 um)	5.28 K
BT Anomaly (3.9 um)	2.59 K
Maximum Observed - Clear RTM BT (3.9 um)	13.29 K
Maximum Observed BTD (3.9-10/11/12 um)	12.98 K
Observed - Background BTD (3.9-10/11/12 um)	4.19 K
BTD Anomaly (3.9-10/11/12 um)	3.47 K
Similar Pixel Count	22
BT Time Tendency (3.9 um)	4.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.56
Fraction of Surrounding Red Channel Pixels that are Brighter	0.67
Maximum Radiative Power	20.43 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	48.40°
Mean Solar Zenith Angle	41.90°
Mean Glint Angle	89.80°
Water Fraction	0.00
Total Pixel Area	6.00 km²
Latest Satellite Imagery:	CAcentral_750_m ORsw-CAn_750_m
Show More ▲ Show Less ▼ View all event imagery »

Next Generation Fire System (NGFS) - Experimental

Wildfire Notification Report

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire