UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for PANC... Searching the city database file for: PANC ... Date:0000Z 18 APR 25 Station: PANC WMO ident: 70273 Latitude: 61.17 Longitude: -150.02 Elevation: 40.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 -16 90 16 SFC 992 40 8.6 0.6 57 8.0 4.9 90 16 282.4 283.1 278.4 293.7 4.02 2 989 65 7.6 0.6 61 7.0 4.4 96 17 281.6 282.3 278.1 292.9 4.04 3 974 193 6.4 -0.6 61 7.0 3.3 127 21 281.7 282.3 277.7 292.2 3.75 4 969 236 6.0 -2.0 56 8.0 2.6 138 23 281.7 282.3 277.3 291.3 3.40 5 965 271 6.2 -3.8 49 10.0 2.1 146 24 282.2 282.7 277.0 290.7 2.99 6 935 533 4.0 -6.0 48 10.0 0.1 155 25 282.5 283.0 276.6 290.0 2.61 7 927 604 3.2 -4.8 56 8.0 0.0 155 25 282.4 282.9 277.0 290.6 2.88 8 925 622 3.2 -5.8 52 9.0 -0.3 155 25 282.6 283.0 276.7 290.2 2.68 9 907 781 2.0 -7.0 51 9.0 -1.4 158 23 282.9 283.4 276.7 290.1 2.49 10 866 1152 -1.7 -7.7 64 6.0 -3.8 164 16 282.9 283.3 276.6 289.9 2.47 11 850 1300 -2.9 -8.9 63 6.0 -5.0 160 15 283.1 283.5 276.5 289.7 2.29 12 790 1874 -7.7 -11.3 75 3.6 -8.8 164 18 284.0 284.3 276.6 289.9 2.04 13 788 1894 -7.9 -11.5 75 3.6 -9.0 164 18 284.0 284.3 276.6 289.8 2.01 14 783 1944 -8.3 -12.0 75 3.7 -9.4 163 18 284.0 284.4 276.5 289.7 1.94 15 709 2704 -15.3 -15.3 100 0.0 -15.3 175 18 284.5 284.8 276.3 289.3 1.64 16 700 2800 -15.9 -15.9 100 0.0 -15.9 175 17 284.9 285.2 276.4 289.5 1.58 17 602 3923 -23.1 -23.8 94 0.7 -23.2 166 27 289.1 289.3 277.6 292.0 0.93 18 582 4170 -24.3 -25.2 92 0.9 -24.5 162 30 290.5 290.7 278.2 293.2 0.85 19 576 4246 -25.1 -26.3 90 1.2 -25.3 161 31 290.4 290.6 278.1 292.9 0.77 20 556 4502 -27.1 -27.7 95 0.6 -27.2 164 32 291.0 291.2 278.3 293.3 0.71 21 549 4593 -27.9 -30.4 79 2.5 -28.2 165 33 291.1 291.2 278.1 292.9 0.56 22 545 4646 -28.5 -37.5 42 9.0 -29.4 166 33 291.0 291.1 277.6 292.0 0.28 23 542 4686 -28.7 -36.7 46 8.0 -29.5 167 33 291.3 291.3 277.8 292.3 0.30 24 535 4779 -29.3 -38.3 41 9.0 -30.1 168 33 291.6 291.7 277.9 292.5 0.26 25 525 4914 -30.1 -45.1 22 15.0 -31.2 170 34 292.2 292.3 278.0 292.7 0.13 26 500 5260 -32.3 -44.3 29 12.0 -33.1 165 33 293.7 293.7 278.7 294.2 0.15 27 487 5445 -33.5 -43.5 36 10.0 -34.2 161 35 294.4 294.4 279.1 295.0 0.17 28 482 5518 -33.1 -50.1 17 17.0 -34.0 161 36 295.8 295.8 279.6 296.1 0.08 29 480 5547 -32.7 -50.7 15 18.0 -33.7 162 36 296.6 296.6 280.0 296.9 0.08 30 465 5770 -33.9 -49.9 18 16.0 -34.8 169 41 297.8 297.8 280.5 298.1 0.09 31 453 5953 -35.1 -46.1 32 11.0 -35.8 167 44 298.6 298.6 280.9 299.0 0.14 32 445 6077 -35.9 -48.9 25 13.0 -36.6 165 45 299.1 299.1 281.1 299.4 0.10 33 436 6218 -36.7 -46.7 35 10.0 -37.3 164 46 299.8 299.8 281.4 300.3 0.13 34 430 6314 -37.1 -48.1 31 11.0 -37.7 163 47 300.5 300.5 281.7 300.9 0.11 35 408 6675 -39.7 -47.7 42 8.0 -40.1 160 52 301.7 301.7 282.3 302.1 0.13 36 400 6810 -40.7 -51.7 30 11.0 -41.2 165 48 302.1 302.1 282.3 302.4 0.08 37 394 6912 -41.1 -55.1 21 14.0 -41.6 165 47 302.9 302.9 282.6 303.1 0.05 38 384 7086 -41.9 -56.9 18 15.0 -42.4 165 47 304.1 304.1 283.1 304.2 0.05 39 336 7978 -45.7 -60.7 17 15.0 -46.1 170 44 310.7 310.7 285.6 310.8 0.03 40 309 8534 -45.5 -60.5 17 15.0 -45.9 177 43 318.5 318.5 288.3 318.7 0.04 41 307 8577 -45.9 -62.9 13 17.0 -46.3 178 42 318.6 318.6 288.3 318.7 0.03 42 304 8642 -45.7 -64.7 10 19.0 -46.2 179 42 319.7 319.7 288.7 319.8 0.02 43 300 8730 -45.5 -64.5 10 19.0 -46.0 180 42 321.2 321.2 289.2 321.3 0.02 44 273 9361 -43.5 -65.5 7 22.0 -44.2 189 36 332.9 332.9 292.5 333.0 0.02 45 250 9950 -45.7 -66.7 8 21.0 -46.3 190 37 338.1 338.1 293.9 338.2 0.02 46 242 10166 -46.7 -67.7 7 21.0 -47.3 188 37 339.8 339.8 294.3 339.9 0.02 47 217 10894 -43.5 -67.5 5 24.0 -44.3 181 36 355.5 355.5 297.8 355.6 0.02 48 200 11440 -45.1 -69.1 5 24.0 -45.9 185 36 361.4 361.4 299.0 361.4 0.02 49 193 11677 -45.7 -69.7 5 24.0 -46.4 193 36 364.1 364.1 299.5 364.2 0.02 50 180 12142 -44.5 -69.5 5 25.0 -45.4 192 36 373.4 373.4 301.2 373.5 0.02 51 150 13350 -48.5 -73.5 4 25.0 -49.2 200 32 386.5 386.5 303.3 386.6 0.01 52 143 13664 -49.3 -73.3 4 24.0 -50.0 202 30 390.4 390.4 303.9 390.5 0.01 53 140 13803 -48.9 -73.9 4 25.0 -49.7 202 31 393.5 393.5 304.3 393.6 0.01 54 137 13945 -48.9 -74.9 3 26.0 -49.7 197 32 395.9 395.9 304.6 396.0 0.01 55 128 14389 -51.3 -76.3 4 25.0 -52.0 183 34 399.4 399.4 305.1 399.4 0.01 56 115 15091 -47.3 -75.3 3 28.0 -48.4 183 36 419.2 419.2 307.6 419.3 0.01 57 109 15445 -47.7 -73.7 3 26.0 -48.8 202 27 425.0 425.0 308.3 425.0 0.02 58 100 16010 -51.1 -78.1 3 27.0 -51.9 190 30 429.0 429.0 308.7 429.0 0.01 59 97 16208 -51.5 -78.5 3 27.0 -52.3 193 30 432.0 432.0 309.0 432.0 0.01 60 91 16625 -50.3 -78.3 2 28.0 -51.2 194 31 442.3 442.3 310.1 442.4 0.01 61 87 16918 -51.5 -80.5 2 29.0 -52.4 193 28 445.6 445.6 310.4 445.7 0.01 62 79 17550 -48.3 -78.3 2 30.0 -49.7 225 24 464.7 464.7 312.2 464.8 0.01 63 70 18340 -52.5 -81.5 2 29.0 -53.5 255 9 472.1 472.1 312.8 472.1 0.01 64 68 18526 -53.3 -82.3 2 29.0 -54.2 251 10 474.3 474.3 313.0 474.3 0.01 65 64 18917 -51.5 -82.5 1 31.0 -52.7 239 11 486.5 486.5 314.0 486.6 0.01 66 61 19228 -52.5 -81.5 2 29.0 -53.6 221 18 491.0 491.0 314.3 491.1 0.01 67 59 19444 -50.5 -82.5 1 32.0 -51.9 208 24 500.2 500.2 314.9 500.3 0.01 68 55 19900 -51.1 -82.1 1 31.0 -52.5 215 19 509.0 509.0 315.6 509.0 0.01 69 50 20520 -49.9 -82.9 1 33.0 -51.6 195 11 525.9 525.9 316.6 525.9 0.01 70 49 20652 -49.7 -82.7 1 33.0 -51.5 195 12 529.4 529.4 316.9 529.5 0.01 71 47 20925 -49.5 -82.5 1 33.0 -51.4 192 11 536.2 536.2 317.3 536.3 0.01 72 44 21357 -49.7 -82.7 1 33.0 -51.7 242 15 546.0 546.0 317.9 546.0 0.01 73 42 21661 -51.7 -82.7 1 31.0 -53.4 8 1 548.3 548.3 318.0 548.4 0.01 74 35 22847 -50.3 -83.3 1 33.0 -52.5 183 13 581.3 581.3 319.8 581.4 0.01 75 34 23036 -51.9 -83.9 1 32.0 -53.8 189 14 581.9 581.9 319.8 582.0 0.01 76 32 23430 -50.7 -83.7 1 33.0 -53.0 208 15 595.3 595.3 320.4 595.4 0.01 77 30 23850 -51.3 -84.3 1 33.0 -53.6 180 11 604.8 604.8 320.8 604.9 0.01 78 27 24535 -50.1 -84.1 1 34.0 -52.9 205 14 626.7 626.7 321.7 626.7 0.01 79 23 25576 -51.9 -84.9 1 33.0 -54.5 210 10 650.8 650.8 322.7 650.9 0.01 80 20 26480 -51.7 -84.7 1 33.0 -54.7 135 17 677.9 677.9 323.7 678.0 0.02 81 19 26813 -51.7 -84.7 1 33.0 -54.8 130 17 687.9 687.9 324.0 688.1 0.02 82 18 27166 -48.9 -83.9 1 35.0 -53.0 154 14 707.5 707.5 324.7 707.6 0.02 83 15 28358 -51.3 -84.3 1 33.0 -55.1 108 6 737.4 737.4 325.6 737.6 0.02 84 14 28810 -48.3 -83.3 1 35.0 -53.4 103 7 762.3 762.3 326.3 762.5 0.03 85 13 29299 -47.9 -83.9 1 36.0 -53.4 134 16 780.0 780.0 326.7 780.2 0.03 86 11 30411 -44.3 -81.3 1 37.0 -52.0 160 15 831.2 831.2 328.0 831.7 0.05 87 10 31050 -44.1 -82.1 1 38.0 -52.2 155 19 854.9 855.0 328.5 855.4 0.05 88 8.8 31908 -43.5 -81.5 1 38.0 -52.5 110 17 889.1 889.1 329.2 889.7 0.06 89 8.3 32301 -44.5 -81.5 1 37.0 -53.2 90 16 900.1 900.2 329.4 900.8 0.06 90 7.0 33450 -40.9 -80.9 1 40.0 -52.4 30 14 960.0 960.0 330.5 960.9 0.08 91 6.9 33548 -40.7 -80.7 1 40.0 -52.4 964.8 964.8 330.6 965.7 0.09 92 6.7 33748 -41.7 -80.7 1 39.0 -52.9 968.7 968.8 330.7 969.7 0.09 93 6.4 34060 -39.3 -80.3 1 41.0 -52.2 991.7 991.7 331.1 992.8 0.10 94 6.2 34277 -39.9 -79.9 1 40.0 -52.6 998.2 998.2 331.2 999.4 0.11 95 5.8 34736 -36.7 -78.7 0 42.0 -51.7 1031.3 1031.4 331.7 1033.1 0.14 TRP 336 7978 -45.7 -60.7 17 15.0 -46.1 170 44 310.7 310.7 285.6 310.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 5276.00 m Freezing level: 884.84 mb = 981.44 m = 3219.90 ft Wetbulb zero: 926.87 mb = 605.38 m = 1986.14 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 73.60 % Est. max temperature: 9.42 C = 48.96 F Sfc-Lift cond lev (LCL): 877.80 mb = 1043.37 m = 3423.09 ft T: -0.62 C 700-500 lapse rate: 6.67 C/km ThetaE index: 3.70 C Layer 989.0- 927.0 mb Conv cond level (CCL): 806.52 mb = 1711.98 m = 5616.65 ft Mean mixing ratio: 2.95 g/kg Conv temperature: 9.93 C = 49.87 F Cap Strength: 2.49 C Lifted Index: 3.36 C Risk: None Lifted Index @300 mb: 21.63 C Lifted Index @700 mb: -0.80 C Showalter Index: 4.13 C Risk: None Total Totals Index: 52.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.40 C Cross Totals Index: 23.40 C K Index: 20.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 139.00 Risk: None Energy Index: 0.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.78 J/kg Max Up Vert Vel: 7.18 m/s Conv Inhibition (B-): 33.90 J/kg Cap Strength: 3.26 C Lift Cond Lev (LCL): 822.78 mb = 1555.35 m = 5102.81 ft Lev Free Conv (LFC): 747.78 mb = 2295.86 m = 7532.26 ft Equ Level (EL): 647.78 mb = 3377.23 m = 11080.01 ft B at Equ Level: 25.49 J/kg Max Parcel Lev (MPL): 577.78 mb = 4223.39 m = 13856.09 ft Wind level data Storm motion: 194 at 19 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 992 40 90 16 -16.0 0.0 | 48 28 -20.6 -18.4 1 961 305 155 25 -10.6 22.7 | 106 16 -15.1 4.2 2 926 610 155 25 -10.6 22.7 | 106 16 -15.1 4.2 3 925 622 155 25 -10.6 22.7 | 106 16 -15.1 4.2 4 892 914 160 22 -7.5 20.7 | 100 12 -12.1 2.2 5 859 1219 165 14 -3.6 13.5 | 59 10 -8.2 -4.9 6 850 1300 160 15 -5.1 14.1 | 66 11 -9.7 -4.4 7 826 1524 170 15 -2.6 14.8 | 63 8 -7.2 -3.7 8 794 1829 165 18 -4.7 17.4 | 83 9 -9.2 -1.1 9 763 2134 160 19 -6.5 17.9 | 87 11 -11.0 -0.6 10 734 2438 175 20 -1.7 19.9 | 103 6 -6.3 1.5 11 705 2743 175 18 -1.6 17.9 | 85 6 -6.1 -0.5 12 700 2800 175 17 -1.5 16.9 | 76 6 -6.0 -1.5 13 677 3048 155 18 -7.6 16.3 | 80 12 -12.2 -2.1 14 623 3658 170 24 -4.2 23.6 | 121 10 -8.7 5.2 15 573 4267 160 31 -10.6 29.1 | 125 19 -15.2 10.7 16 527 4877 170 34 -5.9 33.5 | 145 18 -10.5 15.0 17 500 5260 165 33 -8.5 31.9 | 136 19 -13.1 13.4 18 484 5486 160 35 -12.0 32.9 | 131 22 -16.5 14.4 19 463 5791 170 42 -7.3 41.4 | 153 26 -11.8 22.9 20 443 6096 165 45 -11.6 43.5 | 147 30 -16.2 25.0 21 406 6706 160 52 -17.8 48.9 | 144 38 -22.3 30.4 22 400 6810 165 48 -12.4 46.4 | 149 33 -17.0 27.9 23 354 7620 165 44 -11.4 42.5 | 146 29 -15.9 24.1 24 336 7978 170 44 -7.6 43.3 | 154 28 -12.2 24.9 25 300 8730 180 42 0.0 42.0 | 169 24 -4.6 23.6 26 282 9144 185 37 3.2 36.9 | 176 18 -1.3 18.4 27 269 9449 190 36 6.3 35.5 | 186 17 1.7 17.0 28 250 9950 190 37 6.4 36.4 | 186 18 1.9 18.0 29 214 10973 180 36 0.0 36.0 | 165 18 -4.6 17.6 30 200 11440 185 36 3.1 35.9 | 175 17 -1.4 17.4 31 187 11887 200 36 12.3 33.8 | 207 17 7.8 15.4 32 171 12497 180 37 0.0 37.0 | 166 19 -4.6 18.6 33 150 13350 200 32 10.9 30.1 | 209 13 6.4 11.6 34 149 13411 190 26 4.5 25.6 | 180 7 -0.0 7.2 35 142 13716 205 31 13.1 28.1 | 222 13 8.6 9.6 36 123 14630 175 35 -3.1 34.9 | 155 18 -7.6 16.4 37 112 15240 185 36 3.1 35.9 | 175 17 -1.4 17.4 38 107 15545 210 22 11.0 19.1 | 265 6 6.4 0.6 39 102 15850 195 17 4.4 16.4 | 4 2 -0.2 -2.0 40 100 16010 190 30 5.2 29.5 | 183 11 0.7 11.1 41 98 16154 190 29 5.0 28.6 | 183 10 0.5 10.1 42 93 16459 205 34 14.4 30.8 | 218 16 9.8 12.4 43 89 16764 185 28 2.4 27.9 | 167 10 -2.1 9.4 44 81 17374 215 29 16.6 23.8 | 246 13 12.1 5.3 45 74 17983 250 10 9.4 3.4 | 342 16 4.8 -15.0 46 71 18288 290 4 3.8 -1.4 | 2 20 -0.8 -19.8 47 70 18340 255 9 8.7 2.3 | 346 17 4.1 -16.1 48 67 18593 250 10 9.4 3.4 | 342 16 4.8 -15.0 49 64 18898 240 10 8.7 5.0 | 343 14 4.1 -13.4 50 58 19507 205 25 10.6 22.7 | 235 7 6.0 4.2 51 56 19812 205 20 8.5 18.1 | 275 4 3.9 -0.3 52 53 20117 240 15 13.0 7.5 | 322 14 8.4 -10.9 53 51 20422 240 10 8.7 5.0 | 343 14 4.1 -13.4 54 50 20520 195 11 2.8 10.6 | 12 8 -1.7 -7.8 55 48 20726 195 13 3.4 12.6 | 11 6 -1.2 -5.9 56 46 21031 190 10 1.7 9.8 | 18 9 -2.8 -8.6 57 44 21336 235 16 13.1 9.2 | 317 13 8.6 -9.3 58 42 21641 0 0 -0.0 -0.0 | 14 19 -4.6 -18.4 59 40 21946 145 10 -5.7 8.2 | 45 15 -10.3 -10.3 60 38 22250 185 22 1.9 21.9 | 143 4 -2.6 3.5 61 37 22555 240 13 11.3 6.5 | 331 14 6.7 -11.9 62 35 22860 180 13 0.0 13.0 | 40 7 -4.6 -5.4 63 32 23470 210 15 7.5 13.0 | 332 6 2.9 -5.5 64 30 23774 160 10 -3.4 9.4 | 41 12 -8.0 -9.1 65 30 23850 180 11 0.0 11.0 | 31 9 -4.6 -7.4 66 28 24384 180 17 0.0 17.0 | 72 5 -4.6 -1.4 67 26 24689 230 11 8.4 7.1 | 341 12 3.9 -11.4 68 24 25298 160 4 -1.4 3.8 | 22 16 -5.9 -14.7 69 23 25603 215 11 6.3 9.0 | 349 10 1.8 -9.4 70 20 26480 135 17 -12.0 12.0 | 69 18 -16.6 -6.4 71 20 26518 110 10 -9.4 3.4 | 43 21 -13.9 -15.0 72 19 26822 130 17 -13.0 10.9 | 67 19 -17.6 -7.5 73 18 27127 160 15 -5.1 14.1 | 66 11 -9.7 -4.4 74 17 27432 120 10 -8.7 5.0 | 44 19 -13.2 -13.4 75 17 27737 135 10 -7.1 7.1 | 46 16 -11.6 -11.4 76 16 28042 100 10 -9.8 1.7 | 41 22 -14.4 -16.7 77 14 28651 115 3 -2.7 1.3 | 23 19 -7.3 -17.2 78 14 28956 95 10 -10.0 0.9 | 40 23 -14.5 -17.6 79 13 29261 130 16 -12.3 10.3 | 64 19 -16.8 -8.2 80 13 29566 150 15 -7.5 13.0 | 66 13 -12.1 -5.5 81 12 29870 165 11 -2.8 10.6 | 43 11 -7.4 -7.8 82 10 31050 155 19 -8.0 17.2 | 84 13 -12.6 -1.2 83 7 33450 30 14 -7.0 -12.1 | 21 33 -11.6 -30.6 Wind Parameters Mean winds (0-6000m): 163.9 at 25.3 knts Storm direction: 193.9 at 19.0 knts Shear (0-3000m) pos: 4.1 neg: 1.5 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 32.1 deg Storm rel helicity (0-3000m) pos: 141.4 neg: -29.4 tot: 112.0 m^2/s^2 ave: 37.3 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 3.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.63 Bulk Shear: 9.82 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 144 23 90 18| 24.0 0.0 24.0|124.8 0.0 124.8 249.6 0.87| 25.6 22.4 1000 151 23 96 16| 10.6 0.0 10.6|124.8 -12.7 112.1 112.1 0.56| 16.4 9.2 1500 155 20 89 13| 6.9 0.0 6.9|127.0 -24.5 102.4 68.3 0.35| 13.5 4.8 2000 157 19 88 12| 5.1 1.1 6.2|134.7 -24.5 110.1 55.1 0.40| 11.3 4.5 2500 160 19 89 11| 4.9 0.9 5.8|140.7 -25.6 115.1 46.0 0.38| 10.3 4.0 3000 161 19 89 11| 4.1 1.5 5.7|141.4 -29.4 112.0 37.3 0.30| 9.9 3.0 4000 162 20 94 11| 3.8 1.6 5.5|167.1 -29.4 137.7 34.4 0.37| 9.1 3.4 5000 163 23 106 12| 3.6 1.3 4.9|196.3 -33.9 162.3 32.5 0.39| 8.3 3.2 6000 164 25 117 13| 3.6 1.5 5.1|247.3 -62.3 185.0 30.8 0.35| 8.4 3.0 Wrote GIF file: /home/apache/climate/data/raob//PANC/skewt/PANC.skewt.20250418.00.gif