Next Generation Fire System (NGFS) -- CIMSS

Date:	2025-04-21
Time:	20:06:17
Production Date and Time:	2025-04-21 20:11:15 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251112006176_e20251112008549_c20251112009040.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251112001176_e20251112003549_c20251112004044.nc
Number Of Thermal Anomaly Alerts:	11

Possible Wildfire

Basic Information
State/Province(s)	MT
Country/Countries	United States
County/Locality(s)	Flathead County, MT
NWS WFO	Missoula MT
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-21 20:06:19UTC
Radiative Center (Lat, Lon):	47.958057°, -113.519722°
Nearby Counties (meeting alert criteria):	Flathead County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	79.14 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	286.24 K
Observed - Background BT (3.9 um)	18.06 K
BT Anomaly (3.9 um)	5.84 K
Maximum Observed - Clear RTM BT (3.9 um)	13.94 K
Maximum Observed BTD (3.9-10/11/12 um)	31.94 K
Observed - Background BTD (3.9-10/11/12 um)	17.57 K
BTD Anomaly (3.9-10/11/12 um)	6.75 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	1.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.65
Fraction of Surrounding Red Channel Pixels that are Brighter	0.89
Maximum Radiative Power	79.14 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	66.70°
Mean Solar Zenith Angle	37.10°
Mean Glint Angle	87.60°
Water Fraction	0.00
Total Pixel Area	10.10 km²
Latest Satellite Imagery:	IDn-MTw_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	MN
Country/Countries	United States
County/Locality(s)	Chippewa County, MN
NWS WFO	Twin Cities/Chanhassen MN
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-21 20:06:20UTC
Radiative Center (Lat, Lon):	44.961113°, -95.520554°
Nearby Counties (meeting alert criteria):	Chippewa County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	221.43 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	320.50 K
Observed - Background BT (3.9 um)	10.73 K
BT Anomaly (3.9 um)	13.61 K
Maximum Observed - Clear RTM BT (3.9 um)	28.32 K
Maximum Observed BTD (3.9-10/11/12 um)	20.48 K
Observed - Background BTD (3.9-10/11/12 um)	9.71 K
BTD Anomaly (3.9-10/11/12 um)	35.81 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	6.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.94
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	64.13 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	55.90°
Mean Solar Zenith Angle	40.30°
Mean Glint Angle	75.90°
Water Fraction	0.00
Total Pixel Area	28.50 km²
Latest Satellite Imagery:	MN-WInw_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	IA
Country/Countries	United States
County/Locality(s)	Emmet County, IA
NWS WFO	Des Moines IA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 20:06:20UTC
Radiative Center (Lat, Lon):	43.353054°, -94.666946°
Nearby Counties (meeting alert criteria):	Emmet County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	12.60 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	303.93 K
Observed - Background BT (3.9 um)	2.48 K
BT Anomaly (3.9 um)	2.64 K
Maximum Observed - Clear RTM BT (3.9 um)	12.73 K
Maximum Observed BTD (3.9-10/11/12 um)	12.85 K
Observed - Background BTD (3.9-10/11/12 um)	2.94 K
BTD Anomaly (3.9-10/11/12 um)	7.72 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.03
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	12.60 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	54.00°
Mean Solar Zenith Angle	39.60°
Mean Glint Angle	72.90°
Water Fraction	0.00
Total Pixel Area	6.80 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	IA
Country/Countries	United States
County/Locality(s)	Carroll County, IA
NWS WFO	Des Moines IA
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-21 20:06:50UTC
Radiative Center (Lat, Lon):	41.965000°, -94.842499°
Nearby Counties (meeting alert criteria):	Carroll County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	50.23 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.52 K
Observed - Background BT (3.9 um)	5.92 K
BT Anomaly (3.9 um)	5.41 K
Maximum Observed - Clear RTM BT (3.9 um)	18.60 K
Maximum Observed BTD (3.9-10/11/12 um)	15.59 K
Observed - Background BTD (3.9-10/11/12 um)	5.85 K
BTD Anomaly (3.9-10/11/12 um)	13.77 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	5.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.46
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	26.18 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	52.70°
Mean Solar Zenith Angle	38.50°
Mean Glint Angle	70.30°
Water Fraction	0.00
Total Pixel Area	13.20 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	UT
Country/Countries	United States
County/Locality(s)	Weber County, UT
NWS WFO	Salt Lake City UT
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-21 20:06:49UTC
Radiative Center (Lat, Lon):	41.284168°, -112.170555°
Nearby Counties (meeting alert criteria):	Weber County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	67.98 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.99 K
Observed - Background BT (3.9 um)	12.54 K
BT Anomaly (3.9 um)	5.11 K
Maximum Observed - Clear RTM BT (3.9 um)	20.75 K
Maximum Observed BTD (3.9-10/11/12 um)	20.50 K
Observed - Background BTD (3.9-10/11/12 um)	12.41 K
BTD Anomaly (3.9-10/11/12 um)	5.34 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	7.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.49
Fraction of Surrounding Red Channel Pixels that are Brighter	0.34
Maximum Radiative Power	67.98 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	61.10°
Mean Solar Zenith Angle	30.90°
Mean Glint Angle	75.90°
Water Fraction	0.00
Total Pixel Area	8.30 km²
Latest Satellite Imagery:	IDs-NVne-UTnw_750_m WY-UTne-COnw_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	NE
Country/Countries	United States
County/Locality(s)	Thayer County, NE
NWS WFO	Hastings NE
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 20:06:50UTC
Radiative Center (Lat, Lon):	40.197777°, -97.390274°
Nearby Counties (meeting alert criteria):	Thayer County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	15.41 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	306.83 K
Observed - Background BT (3.9 um)	3.00 K
BT Anomaly (3.9 um)	2.82 K
Maximum Observed - Clear RTM BT (3.9 um)	13.43 K
Maximum Observed BTD (3.9-10/11/12 um)	11.94 K
Observed - Background BTD (3.9-10/11/12 um)	2.84 K
BTD Anomaly (3.9-10/11/12 um)	2.77 K
Similar Pixel Count	22
BT Time Tendency (3.9 um)	1.60 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.69
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	15.41 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	52.10°
Mean Solar Zenith Angle	35.90°
Mean Glint Angle	67.20°
Water Fraction	0.00
Total Pixel Area	6.50 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m SDs-NE-COne-KSnw_750_m
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 20:08:22UTC
Radiative Center (Lat, Lon):	22.828611°, -80.838333°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	10.60 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	310.57 K
Observed - Background BT (3.9 um)	3.25 K
BT Anomaly (3.9 um)	1.51 K
Maximum Observed - Clear RTM BT (3.9 um)	5.08 K
Maximum Observed BTD (3.9-10/11/12 um)	12.71 K
Observed - Background BTD (3.9-10/11/12 um)	3.42 K
BTD Anomaly (3.9-10/11/12 um)	2.64 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.44
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	10.60 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	27.60°
Mean Solar Zenith Angle	40.70°
Mean Glint Angle	45.60°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 20:08:22UTC
Radiative Center (Lat, Lon):	22.749722°, -81.294167°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	30.78 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	VIIRS 375m static sources 2013_2018
Event Priority Ranking	5
Maximum Observed BT (3.9 um)	316.49 K
Observed - Background BT (3.9 um)	5.88 K
BT Anomaly (3.9 um)	2.74 K
Maximum Observed - Clear RTM BT (3.9 um)	12.60 K
Maximum Observed BTD (3.9-10/11/12 um)	16.15 K
Observed - Background BTD (3.9-10/11/12 um)	5.37 K
BTD Anomaly (3.9-10/11/12 um)	3.16 K
Similar Pixel Count	16
BT Time Tendency (3.9 um)	4.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.84
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	17.01 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	27.60°
Mean Solar Zenith Angle	40.30°
Mean Glint Angle	44.80°
Water Fraction	0.00
Total Pixel Area	9.00 km²
Latest Satellite Imagery:	None Available
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 20:08:22UTC
Radiative Center (Lat, Lon):	22.000278°, -79.607498°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	8.96 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	312.32 K
Observed - Background BT (3.9 um)	3.22 K
BT Anomaly (3.9 um)	1.36 K
Maximum Observed - Clear RTM BT (3.9 um)	9.11 K
Maximum Observed BTD (3.9-10/11/12 um)	12.27 K
Observed - Background BTD (3.9-10/11/12 um)	2.75 K
BTD Anomaly (3.9-10/11/12 um)	1.92 K
Similar Pixel Count	12
BT Time Tendency (3.9 um)	1.80 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	0.99
Maximum Radiative Power	8.96 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	26.40°
Mean Solar Zenith Angle	41.70°
Mean Glint Angle	46.30°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 20:08:22UTC
Radiative Center (Lat, Lon):	21.243055°, -78.301666°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	8.06 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	311.37 K
Observed - Background BT (3.9 um)	1.38 K
BT Anomaly (3.9 um)	0.63 K
Maximum Observed - Clear RTM BT (3.9 um)	7.42 K
Maximum Observed BTD (3.9-10/11/12 um)	11.36 K
Observed - Background BTD (3.9-10/11/12 um)	1.34 K
BTD Anomaly (3.9-10/11/12 um)	1.16 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.52
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	8.06 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	25.20°
Mean Solar Zenith Angle	42.80°
Mean Glint Angle	47.40°
Water Fraction	0.00
Total Pixel Area	4.40 km²
Latest Satellite Imagery:	None Available
Show More ▲ Show Less ▼ View all event imagery »

Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Dominican Republic
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 20:08:53UTC
Radiative Center (Lat, Lon):	18.852777°, -69.633057°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	15.43 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	306.04 K
Observed - Background BT (3.9 um)	6.43 K
BT Anomaly (3.9 um)	4.94 K
Maximum Observed - Clear RTM BT (3.9 um)	9.75 K
Maximum Observed BTD (3.9-10/11/12 um)	11.99 K
Observed - Background BTD (3.9-10/11/12 um)	5.57 K
BTD Anomaly (3.9-10/11/12 um)	4.83 K
Similar Pixel Count	5
BT Time Tendency (3.9 um)	3.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.85
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	15.43 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	23.10°
Mean Solar Zenith Angle	50.80°
Mean Glint Angle	60.50°
Water Fraction	0.00
Total Pixel Area	4.30 km²
Latest Satellite Imagery:	None Available
Show More ▲ Show Less ▼ View all event imagery »

Next Generation Fire System (NGFS)

Wildfire Alert Report

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire

Possible Wildfire