UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for PASN... Searching the city database file for: PASN ... Date:1200Z 30 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 1000 9 -0.5 -1.5 93 1.0 -0.9 325 20 272.6 273.2 272.2 281.9 3.42 1 944 466 -3.3 -3.3 100 0.0 -3.3 343 25 274.3 274.9 272.9 283.0 3.17 2 930 583 -2.9 -2.9 100 0.0 -2.9 345 24 275.9 276.5 274.0 285.0 3.32 3 925 626 -3.1 -3.1 100 0.0 -3.1 345 25 276.1 276.7 274.1 285.2 3.28 4 850 1293 -6.3 -6.3 100 0.0 -6.3 345 18 279.5 280.0 275.3 287.4 2.80 5 813 1640 -7.9 -8.2 98 0.3 -8.0 348 17 281.4 281.9 276.0 288.6 2.53 6 774 2020 -10.3 -10.4 99 0.1 -10.4 350 16 282.8 283.2 276.3 289.3 2.23 7 713 2648 -14.3 -15.3 92 1.0 -14.6 342 14 285.1 285.4 276.6 290.0 1.63 8 700 2787 -14.9 -16.2 90 1.3 -15.2 345 15 286.0 286.3 276.9 290.6 1.54 9 630 3580 -18.3 -20.1 86 1.8 -18.7 349 13 290.9 291.1 278.9 294.6 1.23 10 546 4635 -24.9 -27.3 80 2.4 -25.3 341 12 295.2 295.3 280.3 297.5 0.75 11 500 5270 -29.3 -32.2 76 2.9 -29.6 355 15 297.3 297.4 280.9 299.0 0.51 12 490 5414 -30.3 -33.3 75 3.0 -30.6 354 15 297.8 297.9 281.1 299.4 0.47 13 473 5663 -32.5 -35.2 77 2.7 -32.8 353 16 298.1 298.2 281.1 299.5 0.40 14 462 5828 -33.7 -35.1 87 1.4 -33.8 352 16 298.6 298.7 281.3 300.0 0.42 15 442 6136 -36.3 -39.3 74 3.0 -36.5 354 16 299.1 299.2 281.4 300.1 0.29 16 439 6183 -36.7 -39.6 74 2.9 -36.9 1 15 299.2 299.3 281.4 300.2 0.28 17 438 6198 -36.9 -40.9 66 4.0 -37.2 4 15 299.2 299.2 281.3 300.0 0.24 18 437 6214 -37.1 -46.1 39 9.0 -37.6 6 15 299.1 299.1 281.1 299.6 0.14 19 432 6293 -37.3 -47.3 35 10.0 -37.8 18 13 299.8 299.9 281.4 300.3 0.12 20 431 6309 -37.5 -48.5 31 11.0 -38.1 20 13 299.8 299.8 281.4 300.2 0.11 21 429 6341 -37.5 -49.5 28 12.0 -38.1 25 12 300.2 300.2 281.5 300.5 0.10 22 420 6487 -38.1 -46.1 43 8.0 -38.5 35 12 301.2 301.3 282.1 301.8 0.15 23 404 6752 -40.5 -46.5 52 6.0 -40.8 35 15 301.5 301.5 282.2 302.0 0.14 24 400 6820 -40.9 -46.9 52 6.0 -41.2 35 16 301.8 301.9 282.3 302.3 0.14 25 394 6923 -41.7 -49.7 42 8.0 -42.1 32 17 302.1 302.1 282.4 302.5 0.10 26 392 6957 -41.9 -48.9 46 7.0 -42.2 31 17 302.3 302.3 282.5 302.7 0.11 27 388 7027 -42.3 -50.3 41 8.0 -42.6 30 18 302.6 302.7 282.6 303.0 0.10 28 375 7258 -43.1 -57.1 20 14.0 -43.5 34 20 304.5 304.6 283.3 304.7 0.05 29 369 7366 -43.7 -55.7 25 12.0 -44.1 36 20 305.2 305.2 283.5 305.4 0.05 30 321 8296 -48.1 -66.1 11 18.0 -48.4 49 22 311.5 311.5 285.9 311.5 0.02 31 306 8610 -50.1 -67.1 12 17.0 -50.4 56 15 313.0 313.0 286.4 313.0 0.02 32 303 8675 -49.7 -67.7 10 18.0 -50.0 48 13 314.4 314.4 286.9 314.5 0.01 33 300 8740 -50.1 -66.1 14 16.0 -50.4 40 12 314.7 314.7 287.0 314.8 0.02 34 293 8893 -51.3 -67.3 13 16.0 -51.5 35 9 315.2 315.2 287.2 315.2 0.02 35 266 9522 -48.5 -76.5 2 28.0 -48.9 344 10 328.1 328.1 291.2 328.1 0.00 36 250 9930 -47.1 -78.1 2 31.0 -47.6 350 11 336.0 336.0 293.3 336.1 0.00 37 243 10117 -46.7 -77.7 2 31.0 -47.3 340 12 339.4 339.4 294.1 339.4 0.00 38 242 10144 -46.7 -77.7 2 31.0 -47.3 338 12 339.8 339.8 294.3 339.8 0.00 39 234 10366 -46.9 -76.9 2 30.0 -47.5 321 10 342.8 342.8 295.0 342.8 0.00 40 225 10626 -44.7 -77.7 1 33.0 -45.4 346 10 350.0 350.0 296.6 350.0 0.00 41 217 10867 -45.9 -77.9 1 32.0 -46.6 307 13 351.8 351.8 297.0 351.8 0.00 42 205 11245 -44.1 -79.1 1 35.0 -45.0 321 16 360.4 360.4 298.8 360.4 0.00 43 200 11410 -44.9 -78.9 1 34.0 -45.7 315 11 361.7 361.7 299.0 361.7 0.00 44 158 12983 -46.1 -81.1 1 35.0 -47.0 310 8 384.9 384.9 303.0 384.9 0.00 45 154 13154 -44.9 -79.9 1 35.0 -46.0 305 7 389.7 389.7 303.8 389.8 0.00 46 150 13330 -45.7 -80.7 1 35.0 -46.7 300 6 391.3 391.3 304.0 391.3 0.00 47 130 14280 -48.1 -82.1 1 34.0 -49.0 295 10 403.4 403.4 305.6 403.4 0.00 48 123 14646 -47.3 -81.3 1 34.0 -48.3 292 11 411.3 411.3 306.7 411.3 0.00 49 109 15443 -48.9 -82.9 1 34.0 -49.8 259 9 422.7 422.7 308.0 422.7 0.00 50 107 15565 -48.1 -82.1 1 34.0 -49.2 247 10 426.5 426.5 308.4 426.5 0.00 51 100 16010 -50.1 -83.1 1 33.0 -51.0 225 8 430.9 430.9 308.9 430.9 0.00 52 90 16697 -49.9 -82.9 1 33.0 -51.0 269 11 444.5 444.5 310.3 444.5 0.00 53 81 17382 -51.5 -84.5 1 33.0 -52.5 236 15 454.8 454.8 311.3 454.8 0.00 54 72 18146 -51.1 -84.1 1 33.0 -52.2 338 11 471.3 471.3 312.7 471.3 0.00 55 71 18237 -48.3 -83.3 1 35.0 -49.8 343 10 479.1 479.1 313.4 479.1 0.01 56 70 18330 -48.9 -82.9 1 34.0 -50.3 175 3 479.8 479.8 313.4 479.8 0.01 57 65 18820 -47.3 -82.3 1 35.0 -49.1 226 9 493.5 493.5 314.5 493.6 0.01 58 54 20037 -51.5 -84.5 1 33.0 -52.9 210 10 510.7 510.7 315.7 510.8 0.01 59 53 20159 -49.9 -83.9 1 34.0 -51.5 187 9 517.2 517.2 316.1 517.2 0.01 60 50 20540 -50.5 -83.5 1 33.0 -52.1 65 2 524.5 524.5 316.6 524.5 0.01 61 40 21989 -51.5 -84.5 1 33.0 -53.3 244 5 556.5 556.5 318.5 556.6 0.01 62 35 22859 -49.3 -83.3 1 34.0 -51.7 217 5 583.9 583.9 319.9 584.0 0.01 63 30 23870 -48.5 -83.5 1 35.0 -51.4 185 5 612.4 612.4 321.2 612.5 0.01 64 26 24813 -47.9 -82.9 1 35.0 -51.4 207 7 639.7 639.7 322.3 639.8 0.02 65 22 25915 -47.9 -82.9 1 35.0 -51.8 275 10 671.0 671.0 323.4 671.2 0.02 66 21 26220 -50.1 -84.1 1 34.0 -53.4 297 10 673.4 673.4 323.6 673.5 0.02 67 20 26540 -48.7 -83.7 1 35.0 -52.6 70 3 687.1 687.1 324.0 687.2 0.02 68 18 27234 -46.7 -82.7 1 36.0 -51.5 92 10 714.4 714.4 324.9 714.6 0.02 69 15 28442 -46.5 -82.5 1 36.0 -52.0 95 10 753.3 753.4 326.0 753.6 0.03 70 14 28901 -44.1 -82.1 1 38.0 -50.9 84 10 776.5 776.5 326.7 776.8 0.03 71 14 28901 -44.1 -82.1 1 38.0 -50.9 84 10 776.5 776.5 326.7 776.8 0.03 72 11 30512 -45.5 -82.5 1 37.0 -52.6 110 13 826.9 826.9 327.9 827.2 0.04 73 10 31150 -43.3 -81.3 1 38.0 -51.8 75 15 857.9 857.9 328.6 858.4 0.05 74 8.5 32249 -41.3 -80.3 1 39.0 -51.6 906.6 906.6 329.5 907.3 0.07 75 7.5 33099 -41.5 -80.5 1 39.0 -52.3 938.8 938.8 330.2 939.7 0.08 76 7.3 33282 -40.3 -80.3 1 40.0 -52.0 951.0 951.0 330.4 951.9 0.09 TRP 293 8893 -51.3 -67.3 13 16.0 -51.5 35 9 315.2 315.2 287.2 315.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5261.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.42 inches Sfc-500 mean rel hum: 90.63 % Est. max temperature: 6.40 C = 43.51 F Sfc-Lift cond lev (LCL): 984.34 mb = 134.03 m = 439.74 ft T: -1.27 C 700-500 lapse rate: 5.80 C/km Conv cond level (CCL): 944.00 mb = 465.59 m = 1527.51 ft Mean mixing ratio: 3.26 g/kg Conv temperature: 1.57 C = 34.82 F Cap Strength: 10.62 C Lifted Index: 11.81 C Risk: None Lifted Index @300 mb: 22.07 C Lifted Index @700 mb: 5.12 C Showalter Index: 8.85 C Risk: None Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.00 C Cross Totals Index: 23.00 C K Index: 15.40 Risk: < 20 % chance of thunderstorms Sweat Index: 51.00 Risk: None Energy Index: 2.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.63 J/kg Max Up Vert Vel: 6.27 m/s Conv Inhibition (B-): 70419.25 J/kg Cap Strength: 11.68 C Lift Cond Lev (LCL): 944.30 mb = 463.04 m = 1519.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 16 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 1000 9 325 20 11.5 -16.4 | 288 16 14.8 -4.7 1 963 305 340 27 9.2 -25.4 | 318 19 12.6 -13.7 2 927 610 345 24 6.2 -23.2 | 320 15 9.5 -11.5 3 925 626 345 25 6.5 -24.1 | 322 16 9.8 -12.5 4 892 914 340 23 7.9 -21.6 | 312 15 11.2 -10.0 5 858 1219 350 21 3.6 -20.7 | 322 11 7.0 -9.0 6 850 1293 345 18 4.7 -17.4 | 306 10 8.0 -5.7 7 793 1829 350 17 3.0 -16.7 | 309 8 6.3 -5.1 8 762 2134 350 15 2.6 -14.8 | 298 7 5.9 -3.1 9 732 2438 345 14 3.6 -13.5 | 285 7 7.0 -1.9 10 704 2743 340 14 4.8 -13.2 | 281 8 8.1 -1.5 11 700 2787 345 15 3.9 -14.5 | 291 8 7.2 -2.8 12 622 3658 350 13 2.3 -12.8 | 282 6 5.6 -1.2 13 597 3962 355 12 1.0 -12.0 | 274 4 4.4 -0.3 14 573 4267 335 11 4.6 -10.0 | 258 8 8.0 1.7 15 527 4877 345 13 3.4 -12.6 | 278 7 6.7 -0.9 16 506 5182 355 13 1.1 -13.0 | 286 5 4.5 -1.3 17 500 5270 355 15 1.3 -14.9 | 305 6 4.6 -3.3 18 444 6096 350 17 3.0 -16.7 | 309 8 6.3 -5.1 19 425 6401 35 11 -6.3 -9.0 | 132 4 -3.0 2.6 20 400 6820 35 16 -9.2 -13.1 | 76 6 -5.8 -1.5 21 389 7010 30 18 -9.0 -15.6 | 55 7 -5.7 -3.9 22 355 7620 40 22 -14.1 -16.9 | 64 12 -10.8 -5.2 23 324 8230 45 23 -16.3 -16.3 | 70 14 -12.9 -4.6 24 309 8534 65 16 -14.5 -6.8 | 114 12 -11.2 4.9 25 300 8740 40 12 -7.7 -9.2 | 119 5 -4.4 2.5 26 295 8839 40 12 -7.7 -9.2 | 119 5 -4.4 2.5 27 293 8893 35 9 -5.2 -7.4 | 157 5 -1.8 4.3 28 282 9144 20 12 -4.1 -11.3 | 116 1 -0.8 0.4 29 269 9449 335 10 4.2 -9.1 | 251 8 7.6 2.6 30 257 9754 10 12 -2.1 -11.8 | 278 1 1.2 -0.2 31 250 9930 350 11 1.9 -10.8 | 261 5 5.2 0.8 32 245 10058 345 13 3.4 -12.6 | 278 7 6.7 -0.9 33 234 10363 320 10 6.4 -7.7 | 248 11 9.8 4.0 34 224 10668 350 10 1.7 -9.8 | 250 5 5.1 1.8 35 214 10973 285 15 14.5 -3.9 | 246 19 17.8 7.8 36 204 11278 325 16 9.2 -13.1 | 277 13 12.5 -1.5 37 200 11410 315 11 7.8 -7.8 | 251 12 11.1 3.9 38 195 11582 305 13 10.6 -7.5 | 253 15 14.0 4.2 39 186 11887 290 11 10.3 -3.8 | 240 16 13.7 7.9 40 178 12192 315 10 7.1 -7.1 | 246 11 10.4 4.6 41 170 12497 325 10 5.7 -8.2 | 249 10 9.1 3.5 42 150 13330 300 6 5.2 -3.0 | 225 12 8.5 8.6 43 129 14326 295 10 9.1 -4.2 | 239 14 12.4 7.4 44 118 14935 290 11 10.3 -3.8 | 240 16 13.7 7.9 45 112 15240 285 6 5.8 -1.6 | 222 14 9.1 10.1 46 107 15545 245 10 9.1 4.2 | 218 20 12.4 15.9 47 102 15850 280 12 11.8 -2.1 | 238 18 15.1 9.6 48 100 16010 225 8 5.7 5.7 | 207 19 9.0 17.3 49 98 16154 225 8 5.7 5.7 | 207 19 9.0 17.3 50 93 16459 265 14 13.9 1.2 | 233 22 17.3 12.9 51 89 16764 270 10 10.0 -0.0 | 229 18 13.3 11.6 52 85 17069 230 10 7.7 6.4 | 211 21 11.0 18.1 53 81 17374 235 15 12.3 8.6 | 218 26 15.6 20.3 54 74 17983 330 14 7.0 -12.1 | 273 10 10.3 -0.5 55 70 18288 345 9 2.3 -8.7 | 242 6 5.7 3.0 56 70 18330 175 3 -0.3 3.0 | 192 15 3.1 14.6 57 64 18898 235 10 8.2 5.7 | 214 21 11.5 17.4 58 59 19507 275 10 10.0 -0.9 | 231 17 13.3 10.8 59 53 20117 200 10 3.4 9.4 | 198 22 6.8 21.0 60 50 20540 65 2 -1.8 -0.8 | 188 11 1.5 10.8 61 44 21336 265 5 5.0 0.4 | 215 15 8.3 12.1 62 30 23870 185 5 0.4 5.0 | 193 17 3.8 16.6 63 28 24384 180 6 0.0 6.0 | 191 18 3.3 17.6 64 22 25908 275 10 10.0 -0.9 | 231 17 13.3 10.8 65 21 26213 295 10 9.1 -4.2 | 239 14 12.4 7.4 66 20 26518 45 10 -7.1 -7.1 | 141 6 -3.7 4.6 67 20 26540 70 3 -2.8 -1.0 | 183 11 0.5 10.6 68 19 26822 75 10 -9.7 -2.6 | 145 11 -6.3 9.1 69 17 27432 100 10 -9.8 1.7 | 154 15 -6.5 13.4 70 16 28042 105 10 -9.7 2.6 | 156 16 -6.3 14.2 71 13 29261 75 10 -9.7 -2.6 | 145 11 -6.3 9.1 72 12 29870 145 10 -5.7 8.2 | 173 20 -2.4 19.8 73 10 31150 75 15 -14.5 -3.9 | 125 14 -11.2 7.8 Wind Parameters Mean winds (0-6000m): 346.0 at 16.2 knts Storm direction: 16.0 at 12.1 knts Shear (0-3000m) pos: 1.5 neg: 0.8 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 2.0 deg Storm rel helicity (0-3000m) pos: 55.4 neg: -24.6 tot: 30.7 m^2/s^2 ave: 10.2 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 0.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.87 Bulk Shear: 10.50 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 ------------------------------------------------------------------------------- 500 337 25 310 17| 9.0 0.0 9.0| 42.1 0.0 42.1 84.3 0.80| 12.1 9.7 1000 340 24 314 16| 4.5 1.3 5.8| 45.9 -9.2 36.7 36.7 0.47| 8.8 4.2 1500 342 23 314 14| 2.6 0.9 3.5| 51.7 -17.5 34.2 22.8 0.29| 8.3 2.4 2000 343 21 313 13| 2.1 0.7 2.8| 52.4 -19.1 33.2 16.6 0.24| 6.8 1.6 2500 344 20 310 12| 1.7 1.0 2.7| 52.4 -23.4 29.0 11.6 0.14| 6.0 0.8 3000 344 19 307 11| 1.5 0.8 2.3| 55.4 -24.6 30.7 10.2 0.15| 5.5 0.8 4000 345 17 304 9| 1.3 0.6 1.9| 55.4 -27.4 28.0 7.0 0.09| 4.5 0.4 5000 345 16 298 9| 1.3 0.6 1.9| 60.6 -29.6 31.0 6.2 0.11| 4.4 0.5 6000 346 16 299 8| 1.2 0.5 1.7| 64.3 -29.6 34.8 5.8 0.15| 4.1 0.6 Wrote GIF file: /home/apache/climate/data/raob//PASN/skewt/PASN.skewt.20250430.12.gif