Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-04-30
Time:	16:36:17
Production Date and Time:	2025-04-30 16:41:17 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251201636175_e20251201638548_c20251201639032.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251201631175_e20251201633548_c20251201634026.nc
Number Of Thermal Anomaly Alerts:	5

Basic Information
State/Province(s)	MN
Country/Countries	United States
County/Locality(s)	Meeker County, MN
NWS WFO	Twin Cities/Chanhassen MN
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-30 16:36:21UTC
Radiative Center (Lat, Lon):	45.277500°, -94.329170°
Nearby Counties (meeting alert criteria):	Meeker County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	27.53 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	304.46 K
Observed - Background BT (3.9 um)	5.93 K
BT Anomaly (3.9 um)	4.37 K
Maximum Observed - Clear RTM BT (3.9 um)	17.83 K
Maximum Observed BTD (3.9-10/11/12 um)	18.96 K
Observed - Background BTD (3.9-10/11/12 um)	5.98 K
BTD Anomaly (3.9-10/11/12 um)	4.25 K
Similar Pixel Count	17
BT Time Tendency (3.9 um)	4.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.58
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	27.53 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	55.80°
Mean Solar Zenith Angle	37.10°
Mean Glint Angle	91.80°
Water Fraction	0.00
Total Pixel Area	7.10 km²
Latest Satellite Imagery:	MN-WInw_750_m
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Basic Information
State/Province(s)	WI
Country/Countries	United States
County/Locality(s)	Racine County, WI
NWS WFO	Milwaukee/Sullivan WI
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-30 16:36:51UTC
Radiative Center (Lat, Lon):	42.798332°, -88.269997°
Nearby Counties (meeting alert criteria):	Racine County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	43.79 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk, Known Incident: rx-Fen Woodland (HIGH, tdiff=0.944 days, Point)
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	289.16 K
Observed - Background BT (3.9 um)	7.20 K
BT Anomaly (3.9 um)	5.15 K
Maximum Observed - Clear RTM BT (3.9 um)	6.79 K
Maximum Observed BTD (3.9-10/11/12 um)	25.68 K
Observed - Background BTD (3.9-10/11/12 um)	7.13 K
BTD Anomaly (3.9-10/11/12 um)	6.62 K
Similar Pixel Count	11
BT Time Tendency (3.9 um)	2.90 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	0.77
Maximum Radiative Power	22.34 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.40°
Mean Solar Zenith Angle	32.40°
Mean Glint Angle	82.90°
Water Fraction	0.00
Total Pixel Area	12.80 km²
Latest Satellite Imagery:	WIs-ILn-MIw-INn_750_m
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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	2025-04-30 16:38:22UTC
Radiative Center (Lat, Lon):	22.252777°, -80.690002°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	114.11 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	317.91 K
Observed - Background BT (3.9 um)	7.59 K
BT Anomaly (3.9 um)	3.75 K
Maximum Observed - Clear RTM BT (3.9 um)	11.78 K
Maximum Observed BTD (3.9-10/11/12 um)	25.46 K
Observed - Background BTD (3.9-10/11/12 um)	7.48 K
BTD Anomaly (3.9-10/11/12 um)	4.21 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	10.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.55
Fraction of Surrounding Red Channel Pixels that are Brighter	0.73
Maximum Radiative Power	59.56 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	26.90°
Mean Solar Zenith Angle	12.90°
Mean Glint Angle	37.60°
Water Fraction	0.00
Total Pixel Area	9.00 km²
Latest Satellite Imagery:	None Available
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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	2025-04-30 16:38:21UTC
Radiative Center (Lat, Lon):	21.995832°, -84.050278°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	31.56 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	317.97 K
Observed - Background BT (3.9 um)	6.97 K
BT Anomaly (3.9 um)	2.48 K
Maximum Observed - Clear RTM BT (3.9 um)	17.22 K
Maximum Observed BTD (3.9-10/11/12 um)	20.45 K
Observed - Background BTD (3.9-10/11/12 um)	6.82 K
BTD Anomaly (3.9-10/11/12 um)	3.68 K
Similar Pixel Count	19
BT Time Tendency (3.9 um)	2.40 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	0.53
Maximum Radiative Power	31.56 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	27.80°
Mean Solar Zenith Angle	15.40°
Mean Glint Angle	40.60°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
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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	2025-04-30 16:38:22UTC
Radiative Center (Lat, Lon):	21.650000°, -78.647499°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	41.21 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	321.44 K
Observed - Background BT (3.9 um)	8.11 K
BT Anomaly (3.9 um)	2.23 K
Maximum Observed - Clear RTM BT (3.9 um)	16.17 K
Maximum Observed BTD (3.9-10/11/12 um)	23.89 K
Observed - Background BTD (3.9-10/11/12 um)	8.34 K
BTD Anomaly (3.9-10/11/12 um)	2.52 K
Similar Pixel Count	12
BT Time Tendency (3.9 um)	1.40 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	0.91
Maximum Radiative Power	41.21 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	25.80°
Mean Solar Zenith Angle	11.00°
Mean Glint Angle	34.70°
Water Fraction	0.00
Total Pixel Area	8.90 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental