Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
742 FOUS52 KCHS 201042 PFMCHS Point Forecast Matrices National Weather Service Charleston SC 642 AM EDT Sat Jul 20 2024 SCZ050-201145- Charleston International Airport-Charleston SC 32.91N 80.03W Elev. 45 ft 642 AM EDT Sat Jul 20 2024 Date Sat 07/20/24 Sun 07/21/24 Mon 07/22/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 75 93 76 91 Temp 77 84 88 87 75 75 75 75 77 88 93 89 83 80 78 76 77 87 91 89 84 Dewpt 73 75 75 75 75 75 74 73 74 77 77 78 77 77 76 75 76 77 78 78 78 RH 87 74 66 68100100 97 94 90 70 60 70 82 91 94 97 97 72 66 70 82 Wind dir W SW SW S S S SW W W SW S S S S SW SW SW SW S S S Wind spd 2 6 8 10 8 5 3 2 2 5 8 9 6 5 4 4 4 6 9 9 6 Clouds B1 SC B1 B1 OV OV B2 B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 SC SC B1 PoP 12hr 60 60 70 50 70 QPF 12hr 0.29 0.26 0.06 0.05 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L C S C L C C C C C C L L C Tstms S C L C S C L C C C C C C L L C Heat index 92 98 96 100107103 92 99106103 95 Max heat 98 99 107 107 90 106 106 Date Tue 07/23/24 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 91 78 91 77 91 76 91 Temp 79 79 91 84 80 79 91 84 79 79 90 84 79 79 90 82 Dewpt 76 77 78 78 77 77 78 77 76 77 78 77 76 76 77 75 PWind dir S S S S S S S SW Wind char LT GN LT GN LT GN LT GN Avg clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 PoP 12hr 40 60 40 60 40 60 30 50 Rain shwrs C C C L C C C L C C C L C C C C Tstms C C C L C C C L C C C L C C C C $$ GAZ118-201145- Savannah International Airport-Inland Chatham GA 32.12N 81.20W Elev. 50 ft 642 AM EDT Sat Jul 20 2024 Date Sat 07/20/24 Sun 07/21/24 Mon 07/22/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 92 75 93 76 93 Temp 76 84 90 79 76 75 75 75 77 88 93 88 85 81 79 76 77 88 92 87 83 Dewpt 73 75 75 75 74 74 73 73 73 76 76 76 76 76 75 75 75 76 76 77 76 RH 90 74 62 88 94 97 94 94 87 68 58 68 75 85 88 97 94 68 60 72 80 Wind dir SW SW SW S S S SW SW S SW S S S S S SW SW SW S S S Wind spd 1 5 6 8 5 4 3 1 1 4 6 9 5 4 4 3 4 4 8 9 6 Clouds B1 SC B1 B2 OV B2 B1 B1 SC SC SC B1 B1 B1 B1 B1 SC SC SC B1 B1 PoP 12hr 80 50 70 50 60 QPF 12hr 1.31 0.04 0.09 0.03 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D C S C L C C S S C C L L C Tstms C D C S C L C C S S C C L L C Heat index 92101 99106 99 94 99105 99 91 Max heat 101 102 106 105 93 105 103 Date Tue 07/23/24 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 92 77 92 77 91 76 92 Temp 78 78 92 85 79 78 91 84 78 78 90 83 78 78 91 82 Dewpt 76 76 77 76 76 76 76 76 76 76 76 76 76 76 75 76 PWind dir S S S S S S S S Wind char LT LT LT GN LT GN LT LT Avg clouds B1 B1 SC SC B1 B1 SC B1 B1 SC SC B1 B1 SC SC SC PoP 12hr 40 60 40 60 30 60 30 50 Rain shwrs C S L C S C L C S C L C C C Tstms C S L C S C L C S C L C C C $$ SCZ050-201145- Charleston Waterfront-Charleston SC 32.78N 79.94W Elev. 10 ft 642 AM EDT Sat Jul 20 2024 Date Sat 07/20/24 Sun 07/21/24 Mon 07/22/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 76 90 78 90 Temp 79 85 88 86 78 77 78 76 78 87 90 89 84 81 81 79 79 87 90 89 84 Dewpt 74 76 76 77 76 76 75 74 74 78 78 78 78 78 77 77 77 78 79 79 78 RH 85 75 68 75 94 97 91 94 88 75 68 70 82 91 88 94 94 75 70 73 82 Wind dir W SW S S S S SW SW W SW S S S S SW SW SW SW S S S Wind spd 2 8 9 11 9 5 3 2 2 6 10 12 8 9 8 8 6 9 11 12 9 Clouds B1 B1 B1 B1 B2 OV B2 B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 SC SC B1 PoP 12hr 60 60 70 60 70 QPF 12hr 0.14 0.51 0.02 0.07 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C L C S C L L L C C C C L L C Tstms S C L C S C L L L C C C C L L C Heat index 94 99 97 99105103 94 100106105 95 Max heat 99 100 105 105 93 106 106 Date Tue 07/23/24 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 90 79 90 79 89 78 89 Temp 81 80 90 84 80 80 90 84 80 80 89 83 80 80 89 82 Dewpt 78 78 80 78 78 78 79 78 78 78 79 77 77 77 78 78 PWind dir S S S S S S S SW Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B1 SC B1 B1 B1 SC B1 B1 SC SC B1 B1 B1 B1 PoP 12hr 50 60 40 60 40 60 40 50 Rain shwrs C C C L C C C L C C C L C C C C Tstms C C C L C C C L C C C L C C C C $$ SCZ048-201145- Beaufort Marine Corps Air Station-Beaufort SC 32.48N 80.72W Elev. 37 ft 642 AM EDT Sat Jul 20 2024 Date Sat 07/20/24 Sun 07/21/24 Mon 07/22/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 92 75 92 76 91 Temp 78 85 89 82 78 77 76 75 77 85 92 88 84 80 79 76 77 86 90 88 82 Dewpt 73 76 75 76 75 75 73 73 74 78 78 79 78 78 77 75 77 78 78 79 78 RH 85 75 64 82 91 94 90 94 90 80 64 75 82 94 94 97100 77 68 75 88 Wind dir W SW SW S S S SW SW W SW S S S S SW SW SW SW S S S Wind spd 1 5 6 6 5 3 2 1 1 4 6 8 5 5 4 3 4 5 8 8 5 Clouds B1 SC SC B1 OV OV B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC SC SC B1 PoP 12hr 60 60 70 50 70 QPF 12hr 0.94 0.16 0.06 0.04 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L L C C L C C C C C C L L C Tstms S L L C C L C C C C C C L L C Heat index 94 99 97107103 95 98105103 91 Max heat 99 102 107 107 90 105 106 Date Tue 07/23/24 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 91 77 90 77 90 77 90 Temp 80 78 91 84 80 78 89 83 79 78 89 83 79 78 90 82 Dewpt 77 77 79 78 76 77 78 77 76 77 78 77 76 76 77 77 PWind dir S S S S S S S S Wind char LT LT LT LT LT GN LT LT Avg clouds B1 B1 B1 SC B1 B1 SC SC B1 SC SC SC B1 SC SC SC PoP 12hr 40 60 40 60 40 60 30 50 Rain shwrs C S C L C C C L C C C L C S C C Tstms C S C L C C C L C C C L C S C C $$ SCZ043-201145- Walterboro-Inland Colleton SC 32.91N 80.67W Elev. 98 ft 642 AM EDT Sat Jul 20 2024 Date Sat 07/20/24 Sun 07/21/24 Mon 07/22/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 71 89 73 91 Temp 74 83 88 85 75 72 72 71 74 84 89 87 81 76 74 73 76 86 91 88 82 Dewpt 71 74 73 74 74 72 72 71 72 77 76 77 76 76 74 73 75 78 77 77 77 RH 90 74 61 70 97100100100 93 80 66 72 85100100100 97 77 64 70 85 Wind dir N SW SW S S S SW N N SW SW S S S S S SW SW SW S S Wind spd 0 4 5 5 3 2 1 0 0 3 5 6 4 3 2 2 4 5 6 5 3 Clouds B1 SC B1 B1 OV B2 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 SC SC B1 B1 PoP 12hr 60 60 70 50 70 QPF 12hr 0.73 0.12 0.05 0.07 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C L L C C C C C C L L C Tstms C L L C L L C C C C C C L L C Obvis PF Heat index 90 96 93 94100 99 98105100 90 Max heat 96 97 100 100 105 105 Date Tue 07/23/24 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 91 73 90 73 90 73 90 Temp 76 76 91 81 76 76 90 82 75 77 90 82 75 76 90 79 Dewpt 75 76 77 77 75 76 77 76 75 76 77 76 74 76 76 75 PWind dir S S S S S S S SW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC B1 B1 B1 SC B1 B1 B1 SC B1 B1 B1 SC B1 PoP 12hr 40 70 40 60 40 60 30 50 Rain shwrs C S C L C S C L C S C L C S C C Tstms C S C L C S C L C S C L C S C C $$ GAZ099-201145- Metter-Candler GA 32.40N 82.06W Elev. 197 ft 642 AM EDT Sat Jul 20 2024 Date Sat 07/20/24 Sun 07/21/24 Mon 07/22/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 72 93 73 93 Temp 74 82 88 83 77 74 72 72 75 85 90 93 85 77 74 73 75 86 91 93 84 Dewpt 71 75 74 74 75 74 72 72 73 75 74 73 75 75 74 73 75 76 74 74 75 RH 90 79 63 74 94100100100 94 72 60 52 72 94100100100 72 58 54 74 Wind dir N SW SW W SE S S N N SW SW SW S S S S SW SW SW S S Wind spd 0 2 3 4 2 1 1 0 0 4 5 5 2 2 2 2 2 4 5 4 1 Clouds B2 SC B1 OV OV B2 SC B1 SC SC SC SC B1 B1 B1 SC SC SC SC SC B1 PoP 12hr 60 40 70 50 60 QPF 12hr 0.30 0.02 0.05 0.09 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C S L L C C S S S S L L C Tstms C L C S L L C C S S S S L L C Obvis PF Heat index 97 90 94 99102 94 96101103 92 Max heat 97 98 99 102 101 103 Date Tue 07/23/24 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 92 74 92 73 91 73 91 Temp 75 76 91 84 76 76 92 83 75 76 90 83 75 76 90 81 Dewpt 75 74 75 76 75 76 75 76 75 75 74 75 74 75 74 75 PWind dir S S S S S S S SW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC SC SC B1 B1 SC SC B1 SC SC SC B1 SC SC SC PoP 12hr 40 60 40 60 40 60 30 50 Rain shwrs C S L C C L C C L C S C Tstms C S L C C L C C L C S C $$ PRODUCT KEY... --- Cloud Cover --- CODE PERCENTAGE SKY COVER DAY/NIGHT CL 0 TO <=5 percent Sunny/Clear FW >5 TO <=25 percent Sunny/Mostly Clear SC >25 TO <=50 percent Partly Cloudy B1 >50 TO <=69 percent Mostly Cloudy B2 >69 TO <=87 percent Mostly Cloudy OV >87 TO 100 percent Cloudy --- Obstructions to Visibility --- --- Weather Coverage --- CODE TYPE CODE QUALIFYING TERM F Fog S Slight PF Patchy Fog C Chance F+ Dense Fog L Likely PF+ Patchy Dense Fog O Occasional H Haze D Definite BS Blowing Snow K Smoke BD Blowing Dust AF Volcanic Ashfall --- Extended Wind Forecast Character --- 12-HR MAX SUSTAINED CODE WIND CHARACTER WIND SPEED LT Light < 8 mph GN Gentle 8-14 mph BZ Breezy 15-22 mph WY Windy 23-30 mph VW Very Windy 31-39 mph SD Strong/Damaging >=40 mph