UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for PASN... Searching the city database file for: PASN ... Date:1200Z 18 APR 25 Station: PASN WMO ident: 70308 Latitude: 57.15 Longitude: -170.22 Elevation: 9.00 ------------------------------------------------------------------------------- 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 1007 9 0.2 -1.4 89 1.6 -0.4 90 5 272.8 273.4 272.3 282.1 3.42 1 1000 65 0.2 -1.6 88 1.8 -0.5 120 7 273.4 273.9 272.6 282.6 3.40 2 958 408 -1.9 -1.9 100 0.0 -1.9 175 8 274.6 275.2 273.5 284.1 3.47 3 925 686 -3.3 -3.9 96 0.6 -3.5 240 6 275.9 276.5 273.7 284.5 3.09 4 912 798 -4.1 -5.1 93 1.0 -4.5 235 6 276.2 276.7 273.5 284.2 2.86 5 865 1213 -7.3 -7.3 100 0.0 -7.3 254 11 277.1 277.5 273.6 284.2 2.55 6 855 1304 -5.5 -6.9 90 1.4 -6.0 252 10 279.9 280.4 275.3 287.4 2.66 7 851 1341 -5.7 -9.1 77 3.4 -6.8 250 10 280.1 280.5 274.8 286.5 2.25 8 850 1350 -5.5 -8.5 79 3.0 -6.5 250 10 280.4 280.8 275.2 287.1 2.36 9 849 1359 -5.3 -8.0 81 2.7 -6.2 250 10 280.7 281.1 275.5 287.7 2.46 10 840 1443 -4.9 -9.9 68 5.0 -6.5 253 12 282.0 282.3 275.7 288.1 2.14 11 832 1518 -4.5 -7.7 78 3.2 -5.6 255 13 283.2 283.6 276.9 290.5 2.57 12 824 1594 -4.9 -7.7 81 2.8 -5.9 258 14 283.5 284.0 277.2 291.0 2.60 13 818 1652 -4.9 -7.8 80 2.9 -5.9 259 15 284.1 284.6 277.4 291.6 2.59 14 809 1739 -4.7 -12.7 54 8.0 -7.2 262 16 285.2 285.5 276.9 290.5 1.78 15 795 1876 -5.1 -14.1 49 9.0 -7.8 266 18 286.2 286.5 277.2 291.0 1.61 16 794 1886 -5.3 -13.3 53 8.0 -7.7 266 19 286.1 286.4 277.3 291.2 1.72 17 790 1925 -5.1 -8.6 76 3.5 -6.3 267 19 286.7 287.2 278.7 294.1 2.52 18 787 1955 -5.3 -8.3 79 3.0 -6.4 267 19 286.8 287.3 278.8 294.4 2.59 19 777 2056 -5.1 -8.7 76 3.6 -6.4 269 20 288.1 288.6 279.4 295.6 2.55 20 745 2384 -7.3 -11.3 73 4.0 -8.6 270 22 289.2 289.6 279.4 295.6 2.16 21 742 2416 -7.5 -9.1 88 1.6 -8.1 270 22 289.3 289.8 280.0 296.9 2.58 22 738 2458 -7.5 -10.3 80 2.8 -8.4 270 22 289.8 290.2 279.9 296.8 2.36 23 732 2521 -7.9 -10.0 85 2.1 -8.6 269 22 290.0 290.4 280.1 297.2 2.44 24 728 2564 -8.1 -10.8 81 2.7 -9.0 268 22 290.2 290.6 280.0 297.1 2.30 25 725 2596 -8.1 -18.1 44 10.0 -10.8 267 21 290.6 290.8 278.9 294.5 1.27 26 723 2617 -8.1 -24.1 26 16.0 -11.7 267 21 290.8 290.9 278.2 293.2 0.75 27 717 2682 -8.3 -27.3 20 19.0 -12.2 266 21 291.3 291.4 278.2 293.1 0.57 28 712 2736 -8.5 -22.5 31 14.0 -11.8 265 21 291.7 291.8 278.8 294.4 0.88 29 702 2846 -9.1 -30.1 16 21.0 -13.1 265 21 292.2 292.2 278.4 293.6 0.45 30 700 2868 -9.3 -28.3 20 19.0 -13.1 265 21 292.2 292.3 278.6 293.9 0.53 31 696 2912 -9.7 -25.7 26 16.0 -13.1 267 21 292.2 292.3 278.8 294.4 0.68 32 683 3058 -10.7 -32.7 15 22.0 -14.5 275 21 292.7 292.8 278.6 293.9 0.36 33 676 3137 -11.3 -27.3 25 16.0 -14.5 272 20 292.9 293.0 279.0 294.8 0.60 34 663 3286 -12.1 -35.1 13 23.0 -15.7 268 18 293.6 293.7 278.9 294.6 0.29 35 656 3367 -12.5 -35.5 13 23.0 -16.1 265 17 294.1 294.1 279.1 295.0 0.28 36 649 3449 -13.3 -24.3 39 11.0 -15.6 270 18 294.0 294.2 279.8 296.7 0.82 37 645 3496 -13.5 -34.5 15 21.0 -16.8 273 18 294.3 294.4 279.3 295.4 0.32 38 642 3531 -13.7 -34.7 15 21.0 -17.0 276 18 294.5 294.6 279.3 295.6 0.31 39 640 3555 -13.9 -33.9 17 20.0 -17.1 277 18 294.5 294.6 279.4 295.7 0.34 40 639 3567 -13.9 -28.9 27 15.0 -16.7 278 18 294.7 294.8 279.7 296.5 0.55 41 638 3579 -14.1 -20.1 60 6.0 -15.6 279 18 294.6 294.8 280.6 298.4 1.21 42 637 3590 -14.1 -18.1 72 4.0 -15.2 280 18 294.7 295.0 281.0 299.2 1.44 43 635 3614 -14.1 -21.1 55 7.0 -15.7 281 19 295.0 295.2 280.7 298.5 1.12 44 634 3626 -14.1 -19.0 66 4.9 -15.3 282 19 295.1 295.4 281.0 299.3 1.34 45 633 3638 -14.1 -20.1 60 6.0 -15.6 283 19 295.2 295.5 280.9 299.1 1.22 46 632 3650 -14.1 -33.1 18 19.0 -17.2 283 19 295.4 295.4 279.8 296.6 0.37 47 631 3662 -14.1 -35.1 15 21.0 -17.3 284 19 295.5 295.6 279.8 296.5 0.31 48 629 3686 -14.3 -27.3 32 13.0 -16.8 284 19 295.6 295.7 280.3 297.6 0.65 49 628 3698 -14.3 -25.3 39 11.0 -16.6 283 19 295.7 295.8 280.6 298.2 0.78 50 626 3723 -14.5 -18.1 74 3.6 -15.4 282 19 295.7 296.0 281.4 300.3 1.47 51 620 3796 -15.1 -17.2 84 2.1 -15.7 277 20 295.9 296.1 281.7 300.8 1.60 52 618 3820 -15.1 -18.0 78 2.9 -15.9 276 20 296.1 296.4 281.7 300.8 1.50 53 500 5390 -25.5 -28.4 77 2.9 -26.0 280 15 301.9 302.1 283.1 304.4 0.74 54 400 6970 -37.7 -43.7 53 6.0 -38.1 305 15 306.0 306.0 284.1 306.7 0.20 55 300 8890 -51.5 -57.5 49 6.0 -51.7 315 17 312.8 312.8 286.4 313.0 0.05 56 261 9785 -54.7 -63.7 32 9.0 -54.9 275 23 320.8 320.8 289.0 320.9 0.03 57 250 10060 -54.9 -68.9 16 14.0 -55.1 275 19 324.4 324.4 290.1 324.5 0.01 58 200 11500 -50.3 -81.3 1 31.0 -50.8 275 26 353.1 353.1 297.3 353.1 0.00 59 150 13370 -52.7 -83.7 1 31.0 -53.2 270 25 379.3 379.3 302.1 379.3 0.00 60 100 15980 -54.3 -85.3 1 31.0 -54.9 270 19 422.8 422.8 308.0 422.8 0.00 61 80 17417 -52.5 -84.5 1 32.0 -53.4 268 14 454.4 454.4 311.3 454.4 0.00 62 76 17747 -53.3 -85.3 1 32.0 -54.1 261 13 459.4 459.4 311.7 459.4 0.00 63 72 18097 -51.3 -84.3 1 33.0 -52.4 266 14 470.8 470.8 312.7 470.9 0.00 64 70 18280 -52.1 -85.1 1 33.0 -53.1 245 13 472.9 472.9 312.9 472.9 0.00 65 61 19166 -53.5 -85.5 1 32.0 -54.5 243 12 488.8 488.8 314.1 488.8 0.00 66 56 19718 -50.9 -84.9 1 34.0 -52.3 237 12 506.8 506.8 315.4 506.9 0.01 67 51 20322 -52.9 -85.9 1 33.0 -54.2 202 15 515.9 515.9 316.0 515.9 0.00 68 50 20450 -52.1 -85.1 1 33.0 -53.5 210 18 520.7 520.7 316.4 520.7 0.01 69 45 21136 -49.7 -84.7 1 35.0 -51.6 210 20 542.5 542.5 317.6 542.5 0.01 70 32 23360 -51.1 -85.1 1 34.0 -53.3 199 12 594.3 594.3 320.3 594.3 0.01 TRP 261 9785 -54.7 -63.7 32 9.0 -54.9 275 23 320.8 320.8 289.0 320.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5325.00 m Freezing level: 996.00 mb = 97.65 m = 320.36 ft Wetbulb zero: Below ground Precipitable water: 0.41 inches Sfc-500 mean rel hum: 69.63 % Est. max temperature: 6.76 C = 44.16 F Sfc-Lift cond lev (LCL): 982.06 mb = 209.60 m = 687.65 ft T: -0.69 C 700-500 lapse rate: 6.42 C/km ThetaE index: 4.13 C Layer 728.0- 712.0 mb Conv cond level (CCL): 931.96 mb = 626.50 m = 2055.41 ft Mean mixing ratio: 3.29 g/kg Conv temperature: 3.05 C = 37.48 F Cap Strength: 12.48 C Lifted Index: 15.50 C Risk: None Lifted Index @300 mb: 20.61 C Lifted Index @700 mb: 10.60 C Showalter Index: 12.92 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 17.00 C K Index: -7.50 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 3.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.98 J/kg Max Up Vert Vel: 5.09 m/s Conv Inhibition (B-): 45482.13 J/kg Cap Strength: 15.37 C Lift Cond Lev (LCL): 944.69 mb = 518.79 m = 1702.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 at 12 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 1007 9 90 5 -5.0 0.0 | 109 16 -15.6 5.4 1 1000 65 120 7 -6.1 3.5 | 118 19 -16.6 8.9 2 970 305 150 10 -5.0 8.7 | 132 21 -15.6 14.1 3 934 610 225 5 3.5 3.5 | 142 11 -7.1 8.9 4 925 686 240 6 5.2 3.0 | 147 10 -5.4 8.4 5 898 914 230 7 5.4 4.5 | 152 11 -5.2 9.9 6 864 1219 255 11 10.6 2.8 | 180 8 0.0 8.3 7 850 1350 250 10 9.4 3.4 | 172 9 -1.2 8.8 8 800 1829 265 18 17.9 1.6 | 226 10 7.3 7.0 9 769 2134 270 21 21.0 -0.0 | 243 12 10.4 5.4 10 740 2438 270 22 22.0 -0.0 | 245 13 11.4 5.4 11 711 2743 265 21 20.9 1.8 | 235 13 10.3 7.2 12 700 2868 265 21 20.9 1.8 | 235 13 10.3 7.2 13 683 3048 275 21 20.9 -1.8 | 251 11 10.3 3.6 14 656 3353 265 17 16.9 1.5 | 223 9 6.3 6.9 15 630 3658 285 19 18.4 -4.9 | 266 8 7.8 0.5 16 605 3962 265 21 20.9 1.8 | 235 13 10.3 7.2 17 581 4267 265 18 17.9 1.6 | 226 10 7.3 7.0 18 535 4877 275 19 18.9 -1.7 | 246 9 8.3 3.7 19 514 5182 265 17 16.9 1.5 | 223 9 6.3 6.9 20 500 5390 280 15 14.8 -2.6 | 236 5 4.2 2.8 21 472 5791 290 13 12.2 -4.4 | 240 2 1.6 1.0 22 453 6096 285 14 13.5 -3.6 | 239 3 2.9 1.8 23 433 6401 275 14 13.9 -1.2 | 219 5 3.4 4.2 24 415 6706 295 15 13.6 -6.3 | 287 3 3.0 -0.9 25 400 6970 305 15 12.3 -8.6 | 332 4 1.7 -3.2 26 363 7620 315 14 9.9 -9.9 | 9 5 -0.7 -4.5 27 347 7925 325 18 10.3 -14.7 | 2 9 -0.3 -9.3 28 331 8230 315 16 11.3 -11.3 | 353 6 0.7 -5.9 29 316 8534 340 22 7.5 -20.7 | 11 16 -3.1 -15.3 30 302 8839 340 21 7.2 -19.7 | 13 15 -3.4 -14.3 31 300 8890 315 17 12.0 -12.0 | 348 7 1.4 -6.6 32 288 9144 300 17 14.7 -8.5 | 307 5 4.1 -3.1 33 275 9449 260 20 19.7 3.5 | 226 13 9.1 8.9 34 262 9754 260 25 24.6 4.3 | 235 17 14.0 9.7 35 261 9785 275 23 22.9 -2.0 | 255 13 12.3 3.4 36 250 10058 285 21 20.3 -5.4 | 270 10 9.7 -0.0 37 250 10060 275 19 18.9 -1.7 | 246 9 8.3 3.7 38 228 10668 260 27 26.6 4.7 | 238 19 16.0 10.1 39 207 11278 280 31 30.5 -5.4 | 270 20 19.9 0.0 40 200 11500 275 26 25.9 -2.3 | 258 16 15.3 3.1 41 188 11887 265 28 27.9 2.4 | 246 19 17.3 7.8 42 156 13106 280 35 34.5 -6.1 | 272 24 23.9 -0.7 43 150 13370 270 25 25.0 -0.0 | 249 15 14.4 5.4 44 149 13411 270 22 22.0 -0.0 | 245 13 11.4 5.4 45 142 13716 255 24 23.2 6.2 | 227 17 12.6 11.6 46 129 14326 275 24 23.9 -2.1 | 256 14 13.3 3.3 47 123 14630 275 22 21.9 -1.9 | 253 12 11.3 3.5 48 118 14935 250 23 21.6 7.9 | 220 17 11.0 13.3 49 112 15240 285 20 19.3 -5.2 | 269 9 8.7 0.2 50 107 15545 265 24 23.9 2.1 | 241 15 13.3 7.5 51 102 15850 280 21 20.7 -3.6 | 260 10 10.1 1.8 52 100 15980 270 19 19.0 -0.0 | 237 10 8.4 5.4 53 97 16154 270 19 19.0 -0.0 | 237 10 8.4 5.4 54 89 16764 265 19 18.9 1.7 | 230 11 8.3 7.1 55 84 17069 285 15 14.5 -3.9 | 249 4 3.9 1.5 56 77 17678 255 13 12.6 3.4 | 193 9 2.0 8.8 57 73 17983 280 15 14.8 -2.6 | 236 5 4.2 2.8 58 70 18280 245 13 11.8 5.5 | 186 11 1.2 10.9 59 70 18288 275 14 13.9 -1.2 | 219 5 3.4 4.2 60 67 18593 245 14 12.7 5.9 | 191 12 2.1 11.3 61 64 18898 225 10 7.1 7.1 | 164 13 -3.5 12.5 62 61 19202 245 12 10.9 5.1 | 182 10 0.3 10.5 63 58 19507 220 13 8.4 10.0 | 172 16 -2.2 15.4 64 55 19812 245 12 10.9 5.1 | 182 10 0.3 10.5 65 53 20117 175 14 -1.2 13.9 | 149 23 -11.8 19.4 66 50 20422 215 15 8.6 12.3 | 174 18 -2.0 17.7 67 50 20450 210 18 9.0 15.6 | 176 21 -1.6 21.0 68 43 21031 210 21 10.5 18.2 | 180 24 -0.1 23.6 69 40 21336 270 12 12.0 -0.0 | 195 6 1.4 5.4 70 37 21641 270 5 5.0 -0.0 | 134 8 -5.6 5.4 71 34 21946 240 13 11.3 6.5 | 183 12 0.7 11.9 72 30 22555 155 10 -4.2 9.1 | 134 21 -14.8 14.5 73 27 22860 180 10 0.0 10.0 | 145 19 -10.6 15.4 74 25 23165 155 10 -4.2 9.1 | 134 21 -14.8 14.5 75 24 23470 160 16 -5.5 15.0 | 142 26 -16.1 20.4 Wind Parameters Mean winds (0-6000m): 267.0 at 15.8 knts Storm direction: 297.0 at 11.9 knts Shear (0-3000m) pos: 4.5 neg: 0.0 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 138.1 deg Storm rel helicity (0-3000m) pos: 113.3 neg: -10.5 tot: 102.8 m^2/s^2 ave: 34.3 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.22 Bulk Shear: 58.55 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 ------------------------------------------------------------------------------- 500 148 8 130 19| 9.9 0.0 9.9| 57.9 0.0 57.9 115.8 0.69| 17.4 12.0 1000 183 7 141 16| 6.6 0.0 6.6| 67.4 -2.1 65.3 65.3 0.59| 12.6 7.4 1500 218 8 156 13| 6.0 0.0 6.0| 81.0 -3.6 77.4 51.6 0.61| 10.8 6.6 2000 241 10 172 11| 6.4 0.0 6.4|100.3 -3.6 96.8 48.4 0.68| 10.2 6.9 2500 253 13 189 9| 5.5 0.0 5.5|105.4 -5.1 100.3 40.1 0.67| 8.7 5.8 3000 257 14 200 9| 4.5 0.0 4.5|113.3 -10.5 102.8 34.3 0.62| 8.0 5.0 4000 263 15 212 9| 3.0 0.5 3.5|123.9 -32.9 91.0 22.8 0.41| 8.1 3.3 5000 264 16 218 9| 2.2 0.4 2.6|130.6 -39.6 91.0 18.2 0.37| 7.1 2.7 6000 267 16 220 8| 1.5 0.4 1.8|133.4 -43.9 89.5 14.9 0.32| 6.8 2.2 Wrote GIF file: /home/apache/climate/data/raob//PASN/skewt/PASN.skewt.20250418.12.gif