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 PACD... Searching the city database file for: PACD ... Date:0000Z 18 APR 25 Station: PACD WMO ident: 70316 Latitude: 55.20 Longitude: -162.73 Elevation: 31.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1004 31 0.8 -2.3 80 3.1 -0.4 250 23 273.6 274.2 272.5 282.4 3.21 1 1000 60 0.4 -3.0 78 3.4 -0.9 250 23 273.5 274.1 272.2 281.9 3.06 2 979 230 -0.9 -4.0 79 3.1 -2.0 267 29 273.9 274.4 272.2 281.9 2.90 3 933 611 -4.5 -5.0 96 0.5 -4.7 280 36 274.0 274.5 272.2 281.8 2.82 4 925 679 -4.9 -5.8 93 0.9 -5.2 275 37 274.3 274.7 272.1 281.7 2.68 5 901 885 -6.7 -6.7 100 0.0 -6.7 275 36 274.5 274.9 272.1 281.6 2.56 6 859 1256 -8.9 -9.1 98 0.2 -8.9 270 35 276.0 276.4 272.5 282.2 2.23 7 850 1338 -9.5 -9.8 98 0.3 -9.6 270 35 276.2 276.6 272.4 282.2 2.13 8 840 1429 -9.3 -10.0 95 0.7 -9.5 273 34 277.3 277.7 273.1 283.3 2.13 9 816 1652 -11.3 -12.0 95 0.7 -11.5 280 32 277.5 277.8 272.8 282.8 1.86 10 814 1671 -11.5 -12.8 90 1.3 -11.9 280 32 277.5 277.8 272.6 282.5 1.75 11 813 1681 -11.5 -13.7 84 2.2 -12.1 280 32 277.6 277.9 272.5 282.3 1.63 12 812 1690 -11.3 -15.7 70 4.4 -12.4 281 32 277.9 278.2 272.3 281.9 1.38 13 811 1700 -11.1 -16.1 67 5.0 -12.3 281 32 278.2 278.5 272.3 282.1 1.34 14 796 1843 -11.7 -17.7 61 6.0 -13.1 285 31 279.1 279.3 272.6 282.6 1.19 15 771 2087 -12.7 -21.7 47 9.0 -14.6 285 34 280.6 280.7 273.0 283.2 0.87 16 760 2196 -12.9 -20.9 51 8.0 -14.6 286 35 281.5 281.7 273.6 284.3 0.95 17 738 2420 -13.7 -23.7 43 10.0 -15.7 290 36 283.0 283.1 274.2 285.3 0.76 18 736 2440 -13.5 -21.5 51 8.0 -15.2 290 36 283.4 283.6 274.7 286.3 0.93 19 724 2565 -13.9 -22.9 47 9.0 -15.7 288 38 284.3 284.5 275.0 286.9 0.84 20 715 2660 -14.3 -33.3 18 19.0 -17.1 286 40 284.9 285.0 274.5 285.9 0.32 21 710 2713 -13.7 -22.7 47 9.0 -15.6 286 41 286.2 286.3 276.0 288.8 0.87 22 701 2810 -13.7 -21.7 51 8.0 -15.4 285 43 287.2 287.4 276.7 290.1 0.96 23 700 2821 -13.7 -21.7 51 8.0 -15.4 285 43 287.3 287.5 276.8 290.3 0.96 24 697 2854 -13.7 -22.7 47 9.0 -15.6 285 44 287.7 287.8 276.9 290.4 0.88 25 695 2875 -14.1 -27.1 32 13.0 -16.4 285 45 287.5 287.6 276.3 289.3 0.60 26 692 2908 -13.7 -21.7 51 8.0 -15.4 285 46 288.3 288.4 277.3 291.3 0.97 27 688 2952 -13.9 -22.9 47 9.0 -15.8 285 47 288.5 288.7 277.3 291.2 0.88 28 683 3008 -14.1 -26.1 35 12.0 -16.4 285 49 288.9 289.0 277.2 291.0 0.67 29 682 3019 -14.1 -24.1 42 10.0 -16.1 285 49 289.0 289.2 277.4 291.5 0.80 30 681 3030 -13.1 -16.2 77 3.1 -13.9 285 49 290.3 290.5 279.1 295.0 1.58 31 679 3052 -13.1 -15.2 84 2.1 -13.7 285 50 290.5 290.8 279.4 295.7 1.73 32 675 3097 -13.1 -14.4 90 1.3 -13.5 285 50 291.0 291.3 279.8 296.6 1.85 33 655 3326 -13.9 -17.0 77 3.1 -14.7 285 50 292.6 292.9 280.1 297.3 1.54 34 651 3373 -14.1 -16.4 83 2.3 -14.7 285 50 292.9 293.2 280.4 297.9 1.63 35 631 3609 -15.7 -18.4 80 2.7 -16.4 285 50 293.7 293.9 280.5 298.1 1.42 36 628 3645 -16.3 -23.3 55 7.0 -17.7 285 50 293.4 293.6 279.7 296.3 0.93 37 625 3681 -16.5 -24.5 50 8.0 -18.1 285 50 293.6 293.7 279.7 296.2 0.84 38 617 3778 -17.3 -24.3 54 7.0 -18.7 285 51 293.7 293.9 279.8 296.5 0.87 39 613 3826 -17.1 -20.5 75 3.4 -17.9 285 52 294.5 294.7 280.6 298.3 1.22 40 587 4150 -19.3 -20.0 94 0.7 -19.5 285 56 295.6 295.9 281.3 299.8 1.33 41 583 4201 -18.7 -20.2 88 1.5 -19.0 285 57 296.9 297.1 281.8 301.0 1.32 42 575 4304 -19.1 -21.8 79 2.7 -19.7 285 58 297.6 297.8 281.9 301.3 1.16 43 534 4851 -22.9 -24.3 88 1.4 -23.2 285 63 299.4 299.6 282.4 302.6 1.00 44 500 5330 -25.9 -28.4 79 2.5 -26.3 285 67 301.5 301.6 283.0 303.9 0.74 45 470 5776 -29.3 -32.1 77 2.8 -29.7 285 70 302.6 302.7 283.2 304.5 0.55 46 461 5914 -30.3 -32.2 83 1.9 -30.6 285 71 303.1 303.2 283.4 304.9 0.56 47 457 5976 -30.7 -33.5 76 2.8 -31.0 285 71 303.3 303.4 283.4 305.0 0.49 48 447 6132 -31.9 -34.1 81 2.2 -32.1 285 72 303.7 303.8 283.5 305.3 0.48 49 440 6244 -32.7 -37.6 62 4.9 -33.2 287 73 304.1 304.1 283.5 305.3 0.34 50 429 6422 -33.7 -39.7 55 6.0 -34.2 289 74 305.0 305.1 283.8 306.0 0.28 51 417 6621 -35.1 -38.0 75 2.9 -35.4 291 75 305.7 305.8 284.1 306.9 0.35 52 408 6773 -36.1 -39.2 73 3.1 -36.4 293 76 306.3 306.4 284.4 307.4 0.31 53 400 6910 -37.1 -40.0 74 2.9 -37.3 295 77 306.8 306.8 284.5 307.8 0.29 54 391 7066 -38.5 -42.1 69 3.6 -38.8 295 78 306.9 307.0 284.5 307.8 0.24 55 382 7225 -39.9 -42.7 75 2.8 -40.1 295 79 307.2 307.2 284.5 308.0 0.23 56 300 8830 -51.1 -59.1 38 8.0 -51.3 295 94 313.3 313.3 286.6 313.5 0.04 57 278 9322 -54.8 -62.0 41 7.2 -54.9 295 98 314.9 314.9 287.1 315.0 0.03 58 273 9438 -55.7 -62.7 41 7.0 -55.8 295 97 315.2 315.2 287.2 315.3 0.03 59 250 10000 -55.1 -73.1 9 18.0 -55.3 295 76 324.1 324.2 290.0 324.2 0.01 60 200 11440 -49.5 -75.5 3 26.0 -50.0 285 44 354.4 354.4 297.5 354.4 0.01 61 150 13320 -54.5 -80.5 3 26.0 -54.9 280 26 376.2 376.2 301.6 376.2 0.00 62 100 15950 -51.7 -79.7 2 28.0 -52.5 225 17 427.8 427.8 308.6 427.9 0.01 63 91 16560 -53.7 -81.7 2 28.0 -54.4 208 18 435.6 435.6 309.4 435.6 0.01 64 85 17000 -52.3 -81.3 2 29.0 -53.1 240 27 447.0 447.0 310.6 447.0 0.01 65 82 17234 -50.3 -80.3 2 30.0 -51.4 250 26 455.7 455.7 311.4 455.7 0.01 66 74 17900 -52.9 -81.9 2 29.0 -53.8 235 13 463.8 463.8 312.1 463.8 0.01 67 70 18260 -51.9 -81.9 2 30.0 -52.9 220 11 473.4 473.4 312.9 473.4 0.01 68 68 18448 -51.3 -82.3 1 31.0 -52.4 221 12 478.6 478.6 313.4 478.6 0.01 69 63 18945 -51.7 -82.7 1 31.0 -52.9 215 10 488.3 488.3 314.1 488.3 0.01 70 58 19487 -48.1 -81.1 1 33.0 -49.9 198 22 508.1 508.1 315.5 508.1 0.01 71 52 20204 -50.5 -83.5 1 33.0 -52.1 198 12 518.6 518.6 316.2 518.7 0.01 72 50 20460 -50.5 -83.5 1 33.0 -52.1 205 24 524.5 524.5 316.6 524.5 0.01 73 42 21592 -52.1 -85.1 1 33.0 -53.7 202 19 547.3 547.3 317.9 547.4 0.01 74 37 22415 -50.3 -84.3 1 34.0 -52.4 201 22 572.1 572.1 319.3 572.2 0.01 75 31 23567 -51.1 -85.1 1 34.0 -53.4 190 13 599.7 599.7 320.6 599.7 0.01 76 30 23780 -52.3 -85.3 1 33.0 -54.4 185 18 602.1 602.1 320.7 602.1 0.01 77 27 24459 -53.7 -86.7 1 33.0 -55.7 184 12 616.5 616.5 321.3 616.6 0.01 78 26 24702 -52.1 -86.1 1 34.0 -54.5 178 12 627.8 627.8 321.8 627.8 0.01 79 24 25219 -53.5 -86.5 1 33.0 -55.7 151 15 638.2 638.3 322.2 638.3 0.01 80 20 26400 -50.3 -85.3 1 35.0 -53.7 215 18 682.2 682.2 323.9 682.3 0.01 81 18 27087 -48.9 -84.9 1 36.0 -53.0 222 15 707.5 707.5 324.7 707.6 0.02 82 15 28273 -51.3 -85.3 1 34.0 -55.1 159 17 737.4 737.4 325.6 737.5 0.02 83 13 29209 -47.1 -84.1 1 37.0 -52.9 171 17 782.7 782.8 326.8 783.0 0.03 84 12 29740 -44.7 -83.7 1 39.0 -51.8 142 14 809.4 809.4 327.5 809.6 0.03 85 10 30960 -43.7 -82.7 1 39.0 -52.1 170 27 856.4 856.4 328.5 856.8 0.04 86 9.8 31096 -42.5 -82.5 0 40.0 -51.5 865.9 865.9 328.7 866.3 0.04 87 9.2 31522 -43.3 -82.3 1 39.0 -52.2 878.6 878.6 329.0 879.1 0.05 88 9.0 31671 -41.9 -81.9 1 40.0 -51.7 889.5 889.6 329.2 890.1 0.05 TRP 273 9438 -55.7 -62.7 41 7.0 -55.8 295 97 315.2 315.2 287.2 315.3 0.03 WND 278 9322 -54.8 -62.0 41 7.2 -54.9 295 98 314.9 314.9 287.1 315.0 0.03 Sounding variables and indices 1000-500 mb thick: 5270.00 m Freezing level: 993.54 mb = 112.23 m = 368.22 ft Wetbulb zero: Below ground Precipitable water: 0.36 inches Sfc-500 mean rel hum: 76.48 % Est. max temperature: 3.27 C = 37.88 F Sfc-Lift cond lev (LCL): 956.61 mb = 413.17 m = 1355.53 ft T: -2.63 C 700-500 lapse rate: 4.86 C/km ThetaE index: 1.42 C Layer 816.0- 811.0 mb Conv cond level (CCL): 922.19 mb = 702.87 m = 2305.99 ft Mean mixing ratio: 2.83 g/kg Conv temperature: 1.49 C = 34.68 F Cap Strength: 15.46 C Lifted Index: 16.62 C Risk: None Lifted Index @300 mb: 22.36 C Lifted Index @700 mb: 7.64 C Showalter Index: 16.33 C Risk: None Total Totals Index: 32.50 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 16.10 C K Index: -1.40 Risk: None Sweat Index: 137.00 Risk: None Energy Index: 4.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.02 J/kg Max Up Vert Vel: 2.46 m/s Conv Inhibition (B-): 0.96 J/kg Cap Strength: 16.39 C Lift Cond Lev (LCL): 926.50 mb = 666.25 m = 2185.84 ft Lev Free Conv (LFC): 901.50 mb = 880.73 m = 2889.50 ft Equ Level (EL): 881.50 mb = 1055.32 m = 3462.28 ft B at Equ Level: 2.71 J/kg Max Parcel Lev (MPL): 851.50 mb = 1324.35 m = 4344.94 ft Wind level data Storm motion: 313 at 36 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 1004 31 250 23 21.6 7.9 | 172 33 -4.6 32.3 1 1000 60 250 23 21.6 7.9 | 172 33 -4.6 32.3 2 970 305 275 32 31.9 -2.8 | 195 22 5.6 21.7 3 933 610 280 36 35.5 -6.3 | 207 20 9.2 18.2 4 925 679 275 37 36.9 -3.2 | 207 24 10.6 21.2 5 897 914 275 36 35.9 -3.1 | 204 23 9.6 21.3 6 863 1219 270 35 35.0 -0.0 | 200 26 8.7 24.5 7 850 1338 270 35 35.0 -0.0 | 200 26 8.7 24.5 8 797 1829 285 31 29.9 -8.0 | 193 17 3.7 16.4 9 766 2134 285 35 33.8 -9.1 | 206 17 7.5 15.4 10 736 2438 290 36 33.8 -12.3 | 212 14 7.6 12.1 11 707 2743 285 42 40.6 -10.9 | 226 20 14.3 13.6 12 700 2821 285 43 41.5 -11.1 | 229 20 15.3 13.3 13 679 3048 285 50 48.3 -12.9 | 242 25 22.0 11.5 14 626 3658 285 50 48.3 -12.9 | 242 25 22.0 11.5 15 577 4267 285 58 56.0 -15.0 | 252 31 29.8 9.4 16 531 4877 285 63 60.9 -16.3 | 257 36 34.6 8.2 17 500 5330 285 67 64.7 -17.3 | 260 39 38.5 7.1 18 449 6096 285 72 69.5 -18.6 | 262 44 43.3 5.8 19 400 6910 295 77 69.8 -32.5 | 281 44 43.5 -8.1 20 360 7620 295 81 73.4 -34.2 | 282 48 47.1 -9.8 21 300 8830 295 94 85.2 -39.7 | 285 61 58.9 -15.3 22 286 9144 295 96 87.0 -40.6 | 285 63 60.7 -16.1 23 278 9322 295 98 88.8 -41.4 | 285 65 62.6 -17.0 24 273 9438 295 97 87.9 -41.0 | 285 64 61.7 -16.5 25 273 9449 295 98 88.8 -41.4 | 285 65 62.6 -17.0 26 250 10000 295 76 68.9 -32.1 | 280 43 42.6 -7.7 27 200 11440 285 44 42.5 -11.4 | 231 21 16.2 13.1 28 162 12802 290 18 16.9 -6.2 | 153 21 -9.3 18.3 29 150 13320 280 26 25.6 -4.5 | 178 20 -0.7 19.9 30 135 14021 260 35 34.5 6.1 | 195 32 8.2 30.5 31 128 14326 275 24 23.9 -2.1 | 174 22 -2.4 22.4 32 123 14630 265 17 16.9 1.5 | 160 28 -9.3 25.9 33 112 15240 245 18 16.3 7.6 | 163 34 -9.9 32.1 34 106 15545 255 24 23.2 6.2 | 174 31 -3.1 30.7 35 100 15950 225 17 12.0 12.0 | 159 39 -14.2 36.5 36 97 16154 240 22 19.1 11.0 | 169 36 -7.2 35.5 37 92 16459 200 16 5.5 15.0 | 152 45 -20.8 39.5 38 84 17069 245 28 25.4 11.8 | 179 36 -0.9 36.3 39 80 17374 255 25 24.1 6.5 | 176 31 -2.1 30.9 40 77 17678 235 3 2.5 1.7 | 138 35 -23.8 26.2 41 73 17983 235 17 13.9 9.8 | 160 36 -12.3 34.2 42 70 18260 220 11 7.1 8.4 | 150 38 -19.2 32.9 43 70 18288 245 14 12.7 5.9 | 156 33 -13.6 30.4 44 67 18593 200 10 3.4 9.4 | 146 41 -22.8 33.9 45 63 18898 210 9 4.5 7.8 | 146 39 -21.8 32.3 46 61 19202 240 14 12.1 7.0 | 156 34 -14.1 31.5 47 58 19507 195 23 6.0 22.2 | 156 51 -20.3 46.7 48 55 19812 230 16 12.3 10.3 | 158 37 -14.0 34.7 49 53 20117 205 11 4.6 10.0 | 148 41 -21.6 34.4 50 50 20422 180 13 0.0 13.0 | 145 46 -26.3 37.5 51 50 20460 205 24 10.1 21.8 | 161 49 -16.1 46.2 52 48 20726 205 24 10.1 21.8 | 161 49 -16.1 46.2 53 46 21031 210 14 7.0 12.1 | 152 41 -19.3 36.6 54 44 21336 210 16 8.0 13.9 | 155 42 -18.3 38.3 55 40 21946 190 22 3.8 21.7 | 154 51 -22.4 46.1 56 38 22250 220 20 12.9 15.3 | 161 42 -13.4 39.8 57 36 22555 185 23 2.0 22.9 | 153 53 -24.3 47.4 58 35 22860 235 11 9.0 6.3 | 151 35 -17.3 30.8 59 33 23165 150 16 -8.0 13.9 | 138 51 -34.3 38.3 60 31 23470 195 12 3.1 11.6 | 147 43 -23.2 36.1 61 30 23774 180 14 0.0 14.0 | 146 47 -26.3 38.5 62 30 23780 185 18 1.6 17.9 | 150 49 -24.7 42.4 63 27 24384 185 12 1.0 12.0 | 145 44 -25.2 36.4 64 26 24689 180 12 0.0 12.0 | 144 45 -26.3 36.5 65 25 24994 145 14 -8.0 11.5 | 136 50 -34.3 35.9 66 23 25603 160 16 -5.5 15.0 | 141 51 -31.7 39.5 67 22 25908 155 23 -9.7 20.8 | 142 58 -36.0 45.3 68 21 26213 160 28 -9.6 26.3 | 145 62 -35.8 50.8 69 20 26400 215 18 10.3 14.7 | 158 42 -15.9 39.2 70 19 26822 215 18 10.3 14.7 | 158 42 -15.9 39.2 71 17 27432 230 12 9.2 7.7 | 152 36 -17.1 32.2 72 16 27737 225 10 7.1 7.1 | 149 37 -19.2 31.5 73 16 28042 130 10 -7.7 6.4 | 132 46 -33.9 30.9 74 15 28346 165 18 -4.7 17.4 | 144 52 -30.9 41.8 75 14 28651 175 23 -2.0 22.9 | 149 55 -28.3 47.4 76 14 28956 185 20 1.7 19.9 | 151 51 -24.5 44.4 77 13 29261 170 17 -3.0 16.7 | 145 51 -29.2 41.2 78 12 29566 145 13 -7.5 10.6 | 136 49 -33.7 35.1 79 11 30175 135 16 -11.3 11.3 | 134 52 -37.6 35.8 80 10 30960 170 27 -4.7 26.6 | 149 60 -30.9 51.0 Wind Parameters Mean winds (0-6000m): 283.0 at 47.8 knts Storm direction: 313.0 at 35.9 knts Shear (0-3000m) pos: 4.6 neg: 2.3 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 69.8 deg Storm rel helicity (0-3000m) pos: 182.1 neg: -32.1 tot: 150.0 m^2/s^2 ave: 50.0 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 4.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 52.05 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 ------------------------------------------------------------------------------- 500 270 30 188 25| 19.0 0.0 19.0| 99.1 0.0 99.1 198.2 0.77| 19.2 14.7 1000 273 33 197 24| 9.5 1.8 11.3|106.1 -11.1 94.9 94.9 0.57| 12.5 7.1 1500 273 34 198 24| 6.2 1.2 7.4|106.1 -22.6 83.5 55.7 0.40| 10.3 4.1 2000 275 33 198 23| 5.7 0.9 6.6|117.7 -32.1 85.7 42.8 0.33| 9.9 3.3 2500 278 34 200 21| 5.5 0.7 6.2|136.3 -32.1 104.2 41.7 0.38| 9.2 3.5 3000 279 35 205 21| 4.6 2.3 6.8|182.1 -32.1 150.0 50.0 0.45| 9.8 4.4 4000 281 39 216 21| 3.4 2.3 5.8|206.3 -32.1 174.2 43.5 0.46| 8.1 3.7 5000 282 44 227 22| 2.8 2.8 5.6|248.4 -32.1 216.3 43.3 0.47| 7.4 3.5 6000 283 48 236 25| 2.3 3.0 5.2|280.5 -32.1 248.5 41.4 0.47| 6.8 3.2 Wrote GIF file: /home/apache/climate/data/raob//PACD/skewt/PACD.skewt.20250418.00.gif