Point Forecast Matrices
Issued by NWS Jackson, MS
Issued by NWS Jackson, MS
662 FOUS54 KJAN 171829 PFMJAN Point Forecast Matrices National Weather Service Jackson MS 129 PM CDT Mon Aug 17 2026 MSZ049-172100- Jackson-Hinds MS 32.32N 90.08W Elev. 320 ft 129 PM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 100 78 101 77 100 Temp 100 95 84 81 80 78 89 98100 94 83 80 79 78 90 97100 94 Dewpt 73 74 75 73 72 72 75 75 73 74 75 74 73 73 78 76 74 75 RH 42 51 74 77 77 82 64 48 42 53 77 82 82 85 68 51 44 54 Wind dir W SW SW SW SW W W W W W SE S SW SW W W SW SW Wind spd 6 3 4 4 4 4 6 6 5 3 2 2 3 3 5 5 4 3 Clouds FW FW FW FW FW FW FW FW FW SC SC SC SC FW FW SC FW SC PoP 12hr 5 5 10 10 10 QPF 12hr 0 0 0 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 111106 91 87 100111111106 90 104112112106 Max heat 114 114 105 89 115 116 105 88 116 118 Extreme Heat W W Heat Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 97 74 96 73 97 72 98 Temp 79 77 94 92 77 74 93 90 77 73 94 91 76 73 95 92 Dewpt 74 73 76 75 74 73 77 76 74 73 74 73 71 70 72 71 PWind dir SW W S W SW NW N NW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC FW SC SC SC SC SC SC SC FW FW FW FW FW FW PoP 12hr 10 20 20 20 20 10 10 10 Rain shwrs S S S S S Tstms S S S S S $$ MSZ052-172100- Meridian-Lauderdale MS 32.33N 88.75W Elev. 320 ft 129 PM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 99 76 98 74 99 Temp 98 93 83 80 78 77 89 96 98 92 81 78 76 76 89 97 99 93 Dewpt 72 74 74 73 72 72 74 73 72 74 74 73 72 72 74 72 70 73 RH 43 54 74 79 82 85 61 48 43 56 79 85 87 87 61 45 39 52 Wind dir W SW SW SW W W NW NW NW NW S SW W W W NW NW S Wind spd 6 3 3 3 4 4 4 5 5 2 2 2 2 2 3 4 4 2 Clouds FW FW FW SC SC FW FW FW FW SC SC B1 B1 B1 FW FW FW SC PoP 12hr 10 5 20 30 10 QPF 12hr 0 0 0 0.11 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms S S Heat index 108103 89 98106108102 87 98106108102 Max heat 110 111 102 86 109 111 100 110 110 Extreme Heat W W Heat Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 97 73 95 72 95 72 97 Temp 78 75 93 90 78 74 92 89 76 73 93 89 76 73 94 90 Dewpt 73 72 74 75 74 73 74 74 73 72 72 72 70 69 70 71 PWind dir SW W W NW W NW NW NW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC FW SC SC SC SC SC SC FW FW FW FW FW FW FW PoP 12hr 10 30 20 30 20 10 10 10 Rain shwrs C S C S Tstms C S C S $$ MSZ034-172100- Greenville-Washington MS 33.48N 90.98W Elev. 160 ft 129 PM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 103 78 102 78 103 Temp 103 98 86 82 80 78 91 99101 97 85 82 80 79 92100102 96 Dewpt 67 70 72 72 72 72 73 72 71 72 73 73 72 73 74 72 71 72 RH 32 41 63 72 77 82 56 42 38 45 67 74 77 82 56 41 37 46 Wind dir W SW SW SW SW W W NW NW W SE S S SW W W SW S Wind spd 6 4 2 2 2 2 3 3 4 3 2 3 3 4 5 5 5 5 Clouds FW FW FW FW FW FW FW FW FW SC SC FW FW FW CL FW FW FW PoP 12hr 5 5 10 10 10 QPF 12hr 0 0 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 109106 92 87 100109111106 92 87 102110111106 Max heat 108 111 105 91 111 114 106 91 113 114 Extreme Heat W W Heat Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 99 74 97 73 98 73 97 Temp 82 78 96 95 80 75 95 92 78 74 95 93 78 75 95 93 Dewpt 73 73 73 73 74 74 74 73 73 73 71 69 70 70 68 67 PWind dir S W S W E N SE N Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC FW SC SC SC SC SC FW FW FW CL FW FW FW FW PoP 12hr 10 30 30 10 10 10 5 5 Rain shwrs S S C C S Tstms S S C C S $$ MSZ025-172100- Greenwood-Leflore MS 33.50N 90.08W Elev. 160 ft 129 PM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 102 76 100 76 102 Temp 101 96 82 80 77 77 90 97 99 95 82 79 77 77 92100101 95 Dewpt 69 72 74 74 74 74 75 74 72 73 74 73 72 72 74 72 71 73 RH 36 46 77 82 90 90 62 48 42 49 77 82 85 85 56 41 38 49 Wind dir W W N NE S S NW NW NW NE E SE S S SW W SW S Wind spd 8 4 2 1 1 2 3 3 4 2 2 2 2 3 4 4 4 4 Clouds FW FW SC SC FW FW FW FW FW SC SC SC FW FW CL FW FW SC PoP 12hr 10 10 5 10 10 QPF 12hr 0 0.04 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Tstms S S S Heat index 108104 88 101109109104 88 102110110104 Max heat 108 111 100 86 111 112 102 84 111 113 Extreme Heat W W Heat Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 97 73 96 71 96 72 97 Temp 79 77 94 93 78 74 93 91 75 72 94 91 75 73 94 91 Dewpt 74 73 74 74 75 74 74 73 74 72 71 70 70 70 69 67 PWind dir S W S W E N E N Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC FW SC FW FW FW CL FW FW FW FW PoP 12hr 20 30 30 10 10 10 5 5 Rain shwrs S C C C S S Tstms S C C S S S $$ MSZ047-172100- Vicksburg-Warren MS 32.35N 91.03W Elev. 110 ft 129 PM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 100 79 100 78 100 Temp 100 95 84 82 81 79 90 98100 95 84 81 80 78 90 98100 94 Dewpt 73 74 74 73 72 71 75 74 73 74 75 74 73 73 77 76 75 75 RH 42 51 72 74 74 77 62 47 42 51 74 79 79 85 66 50 45 54 Wind dir W SW SW SW SW SW W W W SW S S SW SW W W SW S Wind spd 4 2 3 3 4 3 5 5 4 2 1 1 3 3 4 4 4 2 Clouds FW FW FW FW FW FW FW FW FW FW SC SC SC FW FW SC FW SC PoP 12hr 5 5 10 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 110107 92 87 100110111106 91 86 104112113106 Max heat 113 114 107 92 114 115 107 90 116 117 Extreme Heat W W Heat Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 97 75 96 74 97 73 97 Temp 80 77 95 93 78 75 94 90 77 74 94 91 77 74 95 91 Dewpt 74 73 76 75 74 73 76 76 74 73 74 72 71 70 72 71 PWind dir SW SW S W S NW NE NW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC FW SC SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 10 20 20 20 20 10 10 10 Rain shwrs S S S S S S Tstms S S S S S $$ MSZ060-172100- Natchez-Adams MS 31.62N 91.30W Elev. 320 ft 129 PM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 100 77 100 78 99 Temp 100 94 84 81 79 77 89 97100 94 84 81 79 78 89 96 99 94 Dewpt 72 74 74 73 71 71 73 73 72 73 74 74 73 74 76 74 73 73 RH 41 53 72 77 77 82 59 46 41 51 72 79 82 88 66 49 44 51 Wind dir SW SW SW SW SW SW W W SW SW SW SW SW SW SW SW SW SW Wind spd 4 3 4 5 4 3 4 4 4 3 4 4 4 3 4 4 4 3 Clouds FW SC FW SC FW SC FW FW FW SC SC SC SC SC FW SC SC SC PoP 12hr 5 5 10 10 10 QPF 12hr 0 0 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 110105 91 86 97107110105 91 87 100108110104 Max heat 114 115 106 90 113 115 106 91 113 115 Extreme Heat W W Heat Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 98 74 98 74 98 73 97 Temp 80 76 96 93 78 75 95 92 78 75 96 92 78 74 95 92 Dewpt 74 73 73 73 73 73 74 73 73 73 73 72 71 71 70 70 PWind dir SW SW S SW S W SW NW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC FW FW SC SC SC SC SC SC FW FW FW FW FW FW PoP 12hr 10 10 10 20 20 10 20 10 Rain shwrs S S S S Tstms S S S S $$ MSZ074-172100- Hattiesburg-Forrest MS 31.27N 89.26W Elev. 110 ft 129 PM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 100 77 99 77 99 Temp 98 89 81 80 79 77 88 97 98 89 82 79 78 77 89 96 98 90 Dewpt 73 75 76 75 74 74 75 72 71 75 75 75 74 74 77 73 72 74 RH 45 64 85 85 85 90 66 45 42 64 79 88 88 90 68 48 43 60 Wind dir SW SW SW SW W W W NW W W SW W W W W W SW SW Wind spd 4 4 4 4 5 4 5 6 5 3 3 3 4 3 4 4 4 3 Clouds SC SC SC SC SC SC SC FW SC B1 B1 B1 B1 SC FW SC SC B1 PoP 12hr 30 20 40 30 50 QPF 12hr 0.04 0.03 0.07 0.05 0.18 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S C S S C C C Tstms C S C S S C C C Heat index 109 99 88 99106106 99 88 101107107100 Max heat 112 112 95 87 109 110 95 85 110 111 Extreme Heat W W Heat Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 98 74 97 74 96 73 99 Temp 79 76 95 90 77 75 94 90 77 75 94 90 77 74 96 92 Dewpt 74 74 73 74 74 73 73 73 74 73 71 72 73 72 69 71 PWind dir SW W SW W SW NW W NW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC FW SC SC SC FW SC SC SC FW SC SC FW FW FW PoP 12hr 30 40 20 40 20 20 10 10 Rain shwrs C C S C S S S S Tstms C C S C S S S S $$