UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050212.upa.cvt Date: 1200Z 2 MAY 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:1200Z 2 MAY 25 Station: PAKN WMO ident: 70326 Latitude: 58.68 Longitude: -156.65 Elevation: 15.00 ------------------------------------------------------------------------------- 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 -47 285 6 SFC 993 15 3.2 2.6 96 0.6 2.9 285 6 276.9 277.7 276.4 289.6 4.64 2 962 269 1.4 1.4 100 0.0 1.4 302 17 277.6 278.4 276.5 289.6 4.40 3 951 361 2.0 0.7 91 1.3 1.4 309 20 279.1 279.9 277.0 290.8 4.23 4 925 582 0.0 0.0 100 0.0 0.0 325 22 279.3 280.0 277.0 290.7 4.13 5 907 740 0.0 0.0 100 0.0 0.0 325 22 280.9 281.6 277.9 292.6 4.21 6 850 1258 -2.7 -2.7 100 0.0 -2.7 320 18 283.3 284.0 278.5 293.7 3.68 7 828 1466 -3.5 -3.9 97 0.4 -3.7 316 16 284.6 285.2 278.9 294.5 3.46 8 700 2773 -11.9 -12.2 98 0.3 -12.0 345 14 289.3 289.7 279.4 295.7 2.14 9 658 3245 -15.1 -16.1 92 1.0 -15.4 353 15 290.9 291.2 279.5 295.9 1.65 10 626 3620 -17.7 -18.1 97 0.4 -17.8 359 16 292.1 292.3 279.8 296.6 1.47 11 601 3924 -20.3 -20.5 98 0.2 -20.3 350 16 292.5 292.7 279.7 296.3 1.24 12 592 4036 -21.5 -22.7 90 1.2 -21.7 345 15 292.4 292.5 279.4 295.6 1.04 13 551 4562 -25.7 -26.3 95 0.6 -25.8 349 14 293.4 293.6 279.6 296.0 0.81 14 550 4575 -25.7 -27.2 87 1.5 -25.9 349 14 293.6 293.7 279.6 296.0 0.75 15 541 4694 -26.5 -28.7 82 2.2 -26.8 355 14 294.0 294.1 279.6 296.1 0.66 16 511 5105 -29.5 -31.0 87 1.5 -29.7 17 10 295.2 295.3 280.0 297.1 0.56 17 505 5189 -30.3 -33.1 76 2.8 -30.6 21 9 295.3 295.3 279.9 296.8 0.47 18 500 5260 -30.5 -32.4 83 1.9 -30.7 25 8 295.9 295.9 280.2 297.5 0.50 19 478 5577 -32.5 -36.2 70 3.7 -32.9 41 8 297.2 297.3 280.6 298.4 0.36 20 471 5680 -33.1 -35.9 76 2.8 -33.4 47 9 297.7 297.8 280.9 299.0 0.38 21 465 5769 -33.9 -36.4 78 2.5 -34.1 53 11 297.8 297.9 280.9 299.0 0.37 22 451 5981 -35.5 -38.1 77 2.6 -35.7 55 13 298.4 298.5 281.1 299.5 0.32 23 447 6043 -35.9 -39.5 69 3.6 -36.2 55 14 298.7 298.7 281.2 299.6 0.28 24 438 6183 -37.1 -39.8 76 2.7 -37.3 55 14 298.9 299.0 281.3 299.8 0.27 25 426 6374 -38.7 -43.4 61 4.7 -39.0 55 13 299.3 299.3 281.3 299.9 0.19 26 400 6800 -42.7 -45.5 74 2.8 -42.8 75 13 299.5 299.5 281.4 300.1 0.16 27 394 6902 -43.7 -45.7 80 2.0 -43.8 75 13 299.5 299.5 281.4 300.1 0.16 28 385 7057 -44.9 -47.7 73 2.8 -45.0 74 13 299.9 299.9 281.5 300.4 0.13 29 384 7074 -45.1 -46.8 83 1.7 -45.2 74 13 299.9 299.9 281.5 300.4 0.15 30 374 7250 -45.9 -51.9 51 6.0 -46.1 71 15 301.1 301.1 281.9 301.4 0.08 31 360 7503 -48.1 -52.8 58 4.7 -48.3 49 11 301.4 301.4 282.1 301.7 0.08 32 350 7689 -48.9 -53.9 56 5.0 -49.0 36 10 302.8 302.8 282.6 303.0 0.07 33 348 7726 -48.9 -55.9 44 7.0 -49.1 37 10 303.3 303.3 282.8 303.5 0.06 34 341 7860 -50.1 -57.1 43 7.0 -50.3 40 11 303.4 303.4 282.8 303.6 0.05 35 327 8134 -49.3 -62.3 20 13.0 -49.6 46 9 308.2 308.2 284.7 308.3 0.03 36 323 8215 -48.7 -61.7 21 13.0 -49.0 47 8 310.1 310.1 285.4 310.2 0.03 37 305 8591 -49.7 -62.7 20 13.0 -50.0 49 3 313.8 313.8 286.7 313.9 0.03 38 300 8700 -47.9 -62.9 16 15.0 -48.3 50 2 317.8 317.8 288.1 317.9 0.03 39 296 8789 -47.1 -63.1 14 16.0 -47.5 18 1 320.2 320.2 288.8 320.3 0.03 40 289 8947 -48.3 -63.3 16 15.0 -48.7 344 2 320.7 320.7 289.0 320.8 0.03 41 271 9372 -45.7 -63.7 11 18.0 -46.2 332 6 330.4 330.4 291.9 330.5 0.03 42 250 9910 -44.9 -64.9 9 20.0 -45.5 10 5 339.3 339.3 294.1 339.4 0.02 43 247 9991 -44.7 -64.7 9 20.0 -45.3 5 5 340.8 340.8 294.6 340.9 0.03 44 227 10554 -45.5 -65.5 9 20.0 -46.2 327 5 347.9 347.9 296.2 348.0 0.03 45 208 11138 -44.3 -66.3 7 22.0 -45.1 288 5 358.6 358.6 298.4 358.7 0.02 46 200 11400 -44.7 -66.7 7 22.0 -45.5 270 5 362.0 362.0 299.1 362.1 0.02 47 150 13320 -46.5 -71.5 4 25.0 -47.4 230 7 389.9 389.9 303.8 390.0 0.02 48 106 15608 -49.9 -79.9 2 30.0 -50.8 195 4 424.2 424.2 308.2 424.2 0.01 49 100 15990 -49.3 -81.3 1 32.0 -50.3 200 1 432.5 432.5 309.1 432.5 0.01 50 94 16395 -47.7 -80.7 1 33.0 -49.0 189 3 443.3 443.3 310.2 443.4 0.01 51 87 16902 -49.9 -81.9 1 32.0 -51.0 166 7 448.8 448.8 310.7 448.9 0.01 52 83 17210 -48.1 -82.1 1 34.0 -49.4 153 10 458.6 458.6 311.7 458.6 0.01 53 79 17534 -48.3 -82.3 1 34.0 -49.7 163 10 464.7 464.7 312.2 464.7 0.01 54 72 18138 -52.1 -84.1 1 32.0 -53.1 142 6 469.1 469.1 312.5 469.2 0.00 55 70 18320 -51.1 -84.1 1 33.0 -52.2 175 3 475.1 475.1 313.1 475.1 0.00 56 66 18701 -52.1 -84.1 1 32.0 -53.2 185 8 481.0 481.0 313.5 481.0 0.01 57 61 19211 -51.5 -83.5 1 32.0 -52.7 215 2 493.2 493.2 314.5 493.3 0.01 58 58 19540 -49.5 -83.5 1 34.0 -51.1 209 9 504.9 504.9 315.3 505.0 0.01 59 53 20129 -50.5 -84.5 1 34.0 -52.1 221 10 515.8 515.8 316.0 515.8 0.01 60 52 20253 -49.1 -84.1 1 35.0 -50.9 234 9 521.9 521.9 316.4 521.9 0.01 61 52 20253 -49.1 -84.1 1 35.0 -50.9 234 9 521.9 521.9 316.4 521.9 0.01 62 50 20510 -49.3 -83.3 1 34.0 -51.1 260 7 527.3 527.3 316.8 527.3 0.01 63 49 20642 -49.5 -83.5 1 34.0 -51.3 257 7 529.9 529.9 316.9 529.9 0.01 TRP 341 7860 -50.1 -57.1 43 7.0 -50.3 40 11 303.4 303.4 282.8 303.6 0.05 WND Sounding variables and indices 1000-500 mb thick: 5307.00 m Freezing level: 907.00 mb = 739.72 m = 2426.86 ft Wetbulb zero: 906.59 mb = 743.36 m = 2438.81 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 94.66 % Est. max temperature: 10.00 C = 50.01 F Sfc-Lift cond lev (LCL): 983.79 mb = 89.62 m = 294.02 ft T: 2.67 C 700-500 lapse rate: 7.48 C/km ThetaE index: 0.07 C Layer 925.0- 907.0 mb Conv cond level (CCL): 933.02 mb = 513.13 m = 1683.49 ft Mean mixing ratio: 4.29 g/kg Conv temperature: 5.54 C = 41.98 F Cap Strength: 4.76 C Lifted Index: 5.11 C Risk: None Lifted Index @300 mb: 19.20 C Lifted Index @700 mb: 3.17 C Showalter Index: 2.94 C Risk: Showers probable Total Totals Index: 55.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 27.80 C Cross Totals Index: 27.80 C K Index: 24.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 176.00 Risk: None Energy Index: 0.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.58 J/kg Max Up Vert Vel: 5.93 m/s Conv Inhibition (B-): 31066.75 J/kg Cap Strength: 4.71 C Lift Cond Lev (LCL): 936.68 mb = 481.97 m = 1581.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 14 at 11 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 ---------------------------------------------------------- 0 993 15 285 6 5.8 -1.6 | 222 12 8.4 9.2 1 958 305 305 19 15.6 -10.9 | 270 18 18.2 -0.1 2 925 582 325 22 12.6 -18.0 | 295 17 15.2 -7.3 3 922 610 325 22 12.6 -18.0 | 295 17 15.2 -7.3 4 887 914 325 21 12.0 -17.2 | 294 16 14.6 -6.4 5 854 1219 320 19 12.2 -14.6 | 284 15 14.8 -3.8 6 850 1258 320 18 11.6 -13.8 | 282 14 14.2 -3.0 7 822 1524 315 15 10.6 -10.6 | 269 13 13.2 0.2 8 790 1829 340 17 5.8 -16.0 | 302 10 8.4 -5.2 9 760 2134 345 17 4.4 -16.4 | 309 9 7.0 -5.7 10 731 2438 340 13 4.4 -12.2 | 282 7 7.0 -1.4 11 703 2743 345 14 3.6 -13.5 | 294 7 6.2 -2.8 12 700 2773 345 14 3.6 -13.5 | 294 7 6.2 -2.8 13 621 3658 360 16 -0.0 -16.0 | 334 6 2.6 -5.2 14 572 4267 335 15 6.3 -13.6 | 288 9 8.9 -2.8 15 527 4877 5 13 -1.1 -13.0 | 326 3 1.5 -2.2 16 500 5260 25 8 -3.4 -7.3 | 167 4 -0.8 3.5 17 484 5486 35 7 -4.0 -5.7 | 164 5 -1.4 5.0 18 463 5791 55 11 -9.0 -6.3 | 125 8 -6.4 4.5 19 443 6096 55 15 -12.3 -8.6 | 103 10 -9.7 2.2 20 424 6401 55 13 -10.6 -7.5 | 112 9 -8.1 3.3 21 400 6800 75 13 -12.6 -3.4 | 127 12 -10.0 7.4 22 388 7010 75 13 -12.6 -3.4 | 127 12 -10.0 7.4 23 370 7315 70 15 -14.1 -5.1 | 116 13 -11.5 5.6 24 354 7620 35 9 -5.2 -7.4 | 143 4 -2.6 3.4 25 341 7860 40 11 -7.1 -8.4 | 118 5 -4.5 2.3 26 338 7925 45 11 -7.8 -7.8 | 120 6 -5.2 3.0 27 300 8700 50 2 -1.5 -1.3 | 186 10 1.1 9.5 28 294 8839 0 0 -0.0 -0.0 | 194 11 2.6 10.8 29 281 9144 315 7 4.9 -4.9 | 232 10 7.5 5.8 30 250 9910 10 5 -0.9 -4.9 | 196 6 1.7 5.8 31 200 11400 270 5 5.0 -0.0 | 215 13 7.6 10.8 32 150 13320 230 7 5.4 4.5 | 208 17 8.0 15.3 33 141 13716 245 10 9.1 4.2 | 218 19 11.7 15.0 34 129 14326 255 10 9.7 2.6 | 223 18 12.3 13.4 35 112 15240 190 6 1.0 5.9 | 192 17 3.6 16.7 36 100 15990 200 1 0.3 0.9 | 194 12 2.9 11.7 37 98 16154 200 1 0.3 0.9 | 194 12 2.9 11.7 38 81 17374 145 11 -6.3 9.0 | 169 20 -3.7 19.8 39 77 17678 180 10 0.0 10.0 | 187 21 2.6 20.8 40 70 18288 130 5 -3.8 3.2 | 175 14 -1.2 14.0 41 70 18320 175 3 -0.3 3.0 | 190 14 2.3 13.8 42 64 18898 190 10 1.7 9.8 | 192 21 4.3 20.6 43 61 19202 215 2 1.1 1.6 | 197 13 3.7 12.4 44 56 19812 205 15 6.3 13.6 | 200 26 8.9 24.4 45 53 20117 220 10 6.4 7.7 | 206 21 9.0 18.4 46 50 20510 260 7 6.9 1.2 | 218 15 9.5 12.0 47 44 21031 240 5 4.3 2.5 | 208 15 6.9 13.3 Wind Parameters Mean winds (0-6000m): 343.6 at 14.8 knts Storm direction: 13.6 at 11.1 knts Shear (0-3000m) pos: 3.8 neg: 1.6 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 81.0 deg Storm rel helicity (0-3000m) pos: 110.4 neg: -33.3 tot: 77.2 m^2/s^2 ave: 25.7 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 3.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.45 Bulk Shear: 12.11 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 ------------------------------------------------------------------------------- 500 307 16 265 15| 17.2 0.0 17.2| 75.7 0.0 75.7 151.4 0.93| 20.1 18.8 1000 317 19 281 15| 8.3 0.0 8.3| 84.4 -5.7 78.6 78.6 0.81| 12.0 9.7 1500 318 18 281 15| 5.5 2.0 7.5| 84.4 -26.0 58.3 38.9 0.46| 10.0 4.6 2000 322 18 283 14| 5.2 1.5 6.7|105.4 -26.0 79.4 39.7 0.55| 9.6 5.3 2500 325 17 286 13| 4.2 2.0 6.2|106.5 -33.3 73.2 29.3 0.42| 8.6 3.6 3000 328 17 287 12| 3.8 1.6 5.4|110.4 -33.3 77.2 25.7 0.45| 7.6 3.4 4000 335 16 293 10| 3.0 1.3 4.3|115.2 -39.2 75.9 19.0 0.38| 6.6 2.5 5000 337 16 294 10| 2.2 1.0 3.3|119.8 -43.5 76.3 15.3 0.32| 6.5 2.1 6000 344 15 297 8| 2.1 0.9 3.0|119.9 -55.6 64.3 10.7 0.15| 6.6 1.0 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20250502.12.gif