


Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
533 FOUS52 KCHS 100525 PFMCHS Point Forecast Matrices National Weather Service Charleston SC 125 AM EDT Thu Jul 10 2025 SCZ050-102000- Charleston International Airport-Charleston SC 32.91N 80.03W Elev. 45 ft 125 AM EDT Thu Jul 10 2025 Date Thu 07/10/25 Fri 07/11/25 Sat 07/12/25 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 94 Temp 76 77 86 90 89 82 78 77 76 77 87 90 89 82 79 78 76 78 88 91 90 83 Dewpt 73 73 73 73 74 76 74 74 73 74 73 73 74 75 75 75 75 75 74 73 74 75 RH 90 87 65 58 61 82 88 90 90 90 63 58 61 79 88 91 97 91 63 56 60 77 Wind dir SW SW SW SW S SW SW SW SW SW SW SW SW SW SW SW SW W W SW SW SW Wind spd 5 5 8 10 12 10 8 6 6 6 9 10 11 10 8 6 5 5 6 8 10 8 Clouds SC SC B1 B1 SC B1 B2 B1 SC SC SC B1 SC SC SC SC SC SC SC SC SC B1 PoP 12hr 70 70 50 30 50 QPF 12hr 0.25 0.03 0.08 0.13 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L C S S S C C C C C C C Tstms S S C C L C S S S C C C C C C C Heat index 93 98 98 94 98 98 97100 99 90 Max heat 98 100 98 99 100 100 Date Sun 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed 07/16/25 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 95 77 95 77 92 76 91 Temp 78 78 92 84 79 79 92 83 79 79 89 82 78 78 88 81 Dewpt 75 75 72 75 75 75 74 76 76 76 74 75 75 75 73 74 PWind dir SW W SW SW SW S S S Wind char LT LT LT LT LT LT LT GN Avg clouds SC SC SC B1 SC SC SC B1 SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 30 50 20 50 30 70 40 70 Rain shwrs C C S S C C S C L C C C L Tstms C C S S C C S C L C S C L $$ GAZ118-102000- Savannah International Airport-Inland Chatham GA 32.12N 81.20W Elev. 50 ft 125 AM EDT Thu Jul 10 2025 Date Thu 07/10/25 Fri 07/11/25 Sat 07/12/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 94 75 94 75 94 Temp 75 76 86 92 91 83 80 77 75 77 86 92 91 85 81 77 75 77 88 93 92 87 Dewpt 73 72 75 72 70 73 74 73 73 73 74 73 74 74 75 74 73 74 75 73 73 75 RH 94 87 70 52 50 72 82 87 94 87 68 54 58 70 82 90 94 90 66 52 54 68 Wind dir SW SW SW SW S SW SW SW SW SW W SW SW SW S SW W W W W SW S Wind spd 3 3 5 6 8 5 5 3 3 4 5 6 8 5 4 3 3 4 5 5 6 5 Clouds SC SC B1 B1 B1 B2 B2 B1 FW FW SC SC B1 B1 SC SC FW FW FW B1 SC SC PoP 12hr 70 70 60 30 50 QPF 12hr 0.24 0.14 0.06 0.03 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C L S L L C C C C S Tstms S C C L S L L C C C S Heat index 95100 97 94101101 93 98102101 96 Max heat 100 99 101 102 92 102 102 Date Sun 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed 07/16/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 96 76 96 76 93 76 90 Temp 78 78 94 88 78 78 94 86 79 77 91 84 78 78 88 84 Dewpt 74 74 73 75 74 73 75 76 76 75 76 76 75 75 75 75 PWind dir SW W SW W S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW SC SC FW FW SC B1 SC B1 B1 B1 B1 B1 B1 PoP 12hr 20 40 20 50 20 70 30 80 Rain shwrs S C S C S S L C S C D Tstms S C S C S S L C C L $$ SCZ050-102000- Charleston Waterfront-Charleston SC 32.78N 79.94W Elev. 10 ft 125 AM EDT Thu Jul 10 2025 Date Thu 07/10/25 Fri 07/11/25 Sat 07/12/25 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 76 92 77 93 Temp 77 79 86 89 89 83 80 79 78 78 88 90 89 83 81 79 78 79 88 91 89 84 Dewpt 75 74 73 75 78 77 75 75 74 74 75 76 76 76 76 76 75 76 75 76 77 77 RH 94 85 65 64 70 82 85 88 88 88 66 64 66 80 85 91 91 91 66 62 68 80 Wind dir SW SW SW S S SW SW SW SW W SW SW SW S SW SW SW W SW SW SW SW Wind spd 5 5 8 11 13 10 8 8 6 5 9 11 12 10 8 6 5 5 6 10 10 8 Clouds SC SC B1 B1 SC B2 B1 B1 SC SC SC B1 SC SC B1 SC SC SC SC B1 SC B1 PoP 12hr 70 70 50 40 40 QPF 12hr 0.02 0.02 0.04 0.03 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C L C C S S S C C C C S S S S C C C Tstms S S S C C L C C S S S C C C C S S S S C C C Heat index 93 99103 92 97102100 91 98103101 94 Max heat 99 105 102 102 103 103 Date Sun 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed 07/16/25 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 94 78 93 78 90 77 89 Temp 80 80 92 84 80 80 91 84 80 80 88 83 79 80 87 82 Dewpt 76 76 76 77 76 76 77 77 77 77 77 76 76 77 76 76 PWind dir SW SW SW S SW S S S Wind char LT LT LT LT LT LT LT GN Avg clouds SC SC SC B1 SC SC B1 B1 SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 40 40 20 40 30 60 40 70 Rain shwrs C S S C S S C C C C L C C L L Tstms C S S C S S C C C C L C S C L $$ SCZ048-102000- Beaufort Marine Corps Air Station-Beaufort SC 32.48N 80.72W Elev. 37 ft 125 AM EDT Thu Jul 10 2025 Date Thu 07/10/25 Fri 07/11/25 Sat 07/12/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 75 92 76 94 Temp 75 77 84 90 89 81 79 78 76 77 87 91 90 83 80 78 76 78 88 92 92 85 Dewpt 73 73 74 74 76 74 75 74 73 74 75 74 75 76 75 75 74 75 75 74 74 76 RH 94 87 72 60 66 79 88 88 90 90 68 58 62 80 85 91 94 91 66 56 56 75 Wind dir SW SW SW S S SW SW SW SW SW SW SW S S S SW SW W W SW SW S Wind spd 3 4 5 8 9 6 5 5 4 5 5 8 9 6 5 4 3 4 5 5 6 5 Clouds SC SC B1 B1 SC B2 B2 B1 SC FW SC B1 B1 B1 SC SC SC FW FW SC B1 SC PoP 12hr 70 70 50 30 40 QPF 12hr 0.65 0.37 0.05 0.02 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C L S C C C C C C S Tstms S S S C L S C C C S C C S Heat index 91 99100 96101101 91 98102102 94 Max heat 99 103 101 102 102 103 Date Sun 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed 07/16/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 95 77 95 77 91 76 89 Temp 79 79 93 86 79 79 93 84 79 79 90 83 78 78 87 82 Dewpt 75 75 73 76 75 75 76 76 76 76 76 76 76 75 75 75 PWind dir SW W SW SW SW S S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW SC SC FW FW SC B1 SC B1 B1 B1 SC B1 B1 PoP 12hr 20 40 10 40 20 60 30 70 Rain shwrs S C C S S L C S C L Tstms S C C S S L C C L $$ SCZ043-102000- Walterboro-Inland Colleton SC 32.91N 80.67W Elev. 98 ft 125 AM EDT Thu Jul 10 2025 Date Thu 07/10/25 Fri 07/11/25 Sat 07/12/25 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 91 73 92 Temp 73 75 83 88 87 79 76 74 73 74 86 90 89 81 78 75 73 75 86 90 90 82 Dewpt 73 72 73 73 72 73 74 74 73 74 73 73 72 74 75 74 73 74 73 72 72 74 RH 100 90 72 61 61 82 94100100100 65 58 57 79 91 97100 97 65 56 56 77 Wind dir SW S SW SW S S SW S SW SW W SW SW S S SW SW W W SW SW S Wind spd 2 3 5 8 8 5 3 3 3 4 6 8 6 5 3 2 2 3 5 5 5 3 Clouds B1 SC B1 B1 B1 B2 B2 B1 SC SC SC SC SC SC SC SC FW FW SC SC SC SC PoP 12hr 70 50 50 30 50 QPF 12hr 0.45 0.03 0.06 0.05 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C S C C C C C C S Tstms S C C C S C C C S C C S Heat index 96 94 93 98 96 93 97 97 Max heat 96 96 98 97 97 99 Date Sun 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed 07/16/25 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 74 90 74 88 Temp 75 76 91 83 76 76 92 82 76 76 88 80 76 76 86 80 Dewpt 75 75 72 75 75 75 74 75 76 76 74 75 75 75 74 74 PWind dir SW W SW W S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW SC SC FW FW B1 B1 SC B1 B1 B1 B1 B1 B1 PoP 12hr 20 40 10 50 20 70 30 70 Rain shwrs S C C S C L C S C L Tstms S C C S C L C C L $$ GAZ099-102000- Metter-Candler GA 32.40N 82.06W Elev. 197 ft 125 AM EDT Thu Jul 10 2025 Date Thu 07/10/25 Fri 07/11/25 Sat 07/12/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 94 72 94 72 94 Temp 73 74 84 91 88 82 77 75 73 74 85 91 92 83 78 75 73 75 85 92 92 85 Dewpt 72 72 75 73 72 73 74 73 72 73 74 73 73 74 74 73 73 74 73 73 72 74 RH 97 93 74 56 59 74 90 94 97 97 70 56 54 74 88 94100 97 67 54 52 70 Wind dir SW SW SW SW SW SW SW SW SW W W SW SW SW SW SW SW W W W W W Wind spd 2 2 4 5 5 2 2 2 2 2 4 5 5 2 2 2 2 2 4 5 5 2 Clouds SC B1 SC B1 B1 B2 B2 B1 SC SC SC SC SC B1 SC SC FW FW SC SC SC SC PoP 12hr 70 50 50 30 40 QPF 12hr 0.28 0.31 0.16 0.04 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C S C C C C C C S Tstms C L C S C C C S C C S Heat index 92100 95 93100101 90 92101100 93 Max heat 100 100 100 102 101 101 Date Sun 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed 07/16/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 96 74 97 74 94 73 91 Temp 76 76 94 88 76 76 95 87 76 76 92 83 75 75 89 82 Dewpt 73 73 72 73 73 73 73 73 73 74 74 74 74 74 74 74 PWind dir SW W SW NW S S SE S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC FW SC SC FW FW SC SC SC SC B1 B1 B1 B1 B1 PoP 12hr 20 40 20 50 30 60 30 70 Rain shwrs S C S C C L C C L Tstms S C S C C L C C L $$ 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