UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for PANC... Searching the city database file for: PANC ... Date:0000Z 4 DEC 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 ------------------------------------------------------------------------------- SFC 1002 40 0.6 0.3 98 0.3 0.5 310 2 273.6 274.2 273.5 284.1 3.90 1 1000 70 0.8 0.2 96 0.6 0.5 5 5 274.0 274.6 273.7 284.4 3.88 2 981 225 1.8 -0.4 85 2.2 0.9 8 12 276.5 277.1 275.0 286.8 3.78 3 972 299 3.6 -0.8 73 4.4 1.7 10 16 279.0 279.6 276.3 289.3 3.71 4 957 425 2.6 -2.0 72 4.6 0.7 348 10 279.2 279.8 276.0 288.8 3.44 5 955 442 2.6 -2.3 70 4.9 0.6 345 10 279.4 280.0 276.0 288.8 3.38 6 950 485 3.4 -2.6 65 6.0 0.9 337 8 280.6 281.2 276.6 290.0 3.32 7 925 701 2.4 -1.7 74 4.1 0.7 355 1 281.8 282.4 277.6 292.0 3.65 8 912 815 2.0 -1.6 77 3.6 0.5 46 3 282.5 283.1 278.2 293.0 3.72 9 910 833 2.2 -1.3 78 3.5 0.7 54 3 282.9 283.5 278.4 293.6 3.82 10 850 1381 -1.5 -4.2 82 2.7 -2.6 135 5 284.6 285.1 278.6 294.0 3.29 11 831 1561 -2.7 -5.0 84 2.3 -3.6 149 5 285.2 285.7 278.7 294.2 3.17 12 811 1753 -4.3 -5.1 94 0.8 -4.6 164 6 285.5 286.0 278.9 294.7 3.22 13 802 1841 -4.7 -6.0 91 1.3 -5.2 170 6 285.9 286.5 279.0 294.7 3.04 14 800 1861 -4.7 -7.3 82 2.6 -5.7 172 6 286.1 286.6 278.7 294.1 2.76 15 768 2180 -7.1 -8.3 91 1.2 -7.5 195 4 286.9 287.4 278.9 294.7 2.66 16 759 2272 -7.3 -9.3 86 2.0 -8.0 205 5 287.7 288.1 279.1 295.0 2.49 17 730 2574 -9.7 -9.7 100 0.0 -9.7 225 10 288.3 288.7 279.4 295.6 2.51 18 725 2627 -10.1 -10.3 98 0.2 -10.2 225 10 288.4 288.8 279.3 295.5 2.41 19 720 2681 -10.1 -10.9 94 0.8 -10.4 225 11 289.0 289.4 279.4 295.8 2.31 20 718 2702 -9.5 -12.1 81 2.6 -10.3 225 11 289.9 290.2 279.6 296.1 2.10 21 710 2789 -9.9 -13.0 78 3.1 -10.8 226 12 290.3 290.7 279.7 296.3 1.98 22 700 2898 -10.9 -13.5 81 2.6 -11.7 230 11 290.4 290.8 279.6 296.2 1.93 23 630 3699 -17.1 -17.9 93 0.8 -17.3 227 5 292.2 292.5 279.9 296.8 1.48 24 626 3747 -17.1 -19.6 81 2.5 -17.7 222 6 292.8 293.0 279.9 296.7 1.29 25 619 3831 -17.7 -18.8 91 1.1 -18.0 212 8 293.0 293.3 280.1 297.3 1.40 26 613 3904 -17.9 -19.9 84 2.0 -18.4 204 9 293.6 293.8 280.3 297.6 1.28 27 607 3978 -18.5 -19.9 89 1.4 -18.8 196 10 293.7 294.0 280.3 297.8 1.30 28 604 4015 -18.7 -21.7 77 3.0 -19.3 202 10 293.9 294.1 280.2 297.4 1.12 29 600 4064 -18.7 -21.4 79 2.7 -19.3 214 10 294.5 294.7 280.5 298.1 1.15 30 569 4457 -22.1 -22.7 95 0.6 -22.2 271 10 295.0 295.2 280.6 298.4 1.08 31 568 4470 -22.1 -23.2 91 1.1 -22.3 271 10 295.1 295.3 280.6 298.4 1.04 32 566 4496 -21.9 -24.4 80 2.5 -22.4 272 10 295.7 295.8 280.7 298.6 0.94 33 544 4787 -23.7 -26.8 76 3.1 -24.2 249 8 296.9 297.0 281.1 299.4 0.78 34 532 4950 -24.3 -29.3 63 5.0 -25.1 235 7 298.1 298.2 281.4 300.2 0.64 35 500 5400 -27.7 -32.1 66 4.4 -28.3 235 6 299.3 299.4 281.7 301.0 0.52 36 473 5796 -30.9 -33.8 76 2.9 -31.2 255 12 300.1 300.2 282.0 301.6 0.46 37 464 5932 -31.9 -36.0 67 4.1 -32.3 251 17 300.5 300.6 282.1 301.8 0.38 38 446 6210 -34.3 -36.8 78 2.5 -34.6 247 24 300.9 301.0 282.3 302.1 0.37 39 413 6742 -38.7 -43.7 59 5.0 -39.0 247 24 301.9 302.0 282.4 302.6 0.19 40 408 6825 -39.5 -44.5 59 5.0 -39.8 246 24 301.9 302.0 282.4 302.6 0.18 41 404 6892 -40.1 -44.6 62 4.5 -40.4 246 23 302.0 302.0 282.4 302.6 0.18 42 400 6960 -40.7 -45.7 59 5.0 -41.0 245 23 302.1 302.1 282.4 302.7 0.16 43 395 7045 -41.5 -47.5 52 6.0 -41.8 245 22 302.1 302.2 282.4 302.6 0.13 44 380 7307 -44.1 -48.5 62 4.4 -44.3 245 20 302.1 302.1 282.4 302.5 0.12 45 360 7667 -47.3 -52.3 56 5.0 -47.4 255 21 302.5 302.5 282.5 302.8 0.08 46 328 8275 -52.9 -55.9 70 3.0 -52.9 264 19 303.0 303.0 282.7 303.2 0.06 47 323 8374 -53.7 -58.1 58 4.4 -53.8 265 19 303.2 303.2 282.7 303.4 0.05 48 321 8414 -53.1 -58.1 54 5.0 -53.2 265 19 304.6 304.6 283.3 304.7 0.05 49 319 8454 -52.9 -57.9 55 5.0 -53.0 265 19 305.4 305.4 283.6 305.6 0.05 50 311 8617 -53.5 -59.5 48 6.0 -53.6 262 24 306.8 306.8 284.1 306.9 0.04 51 307 8701 -52.9 -60.9 37 8.0 -53.1 260 27 308.7 308.7 284.9 308.9 0.03 52 303 8786 -52.1 -67.1 15 15.0 -52.3 257 31 311.0 311.0 285.7 311.1 0.02 53 300 8850 -51.9 -69.9 10 18.0 -52.1 255 33 312.2 312.2 286.1 312.2 0.01 54 277 9365 -51.7 -69.7 10 18.0 -52.0 249 33 319.7 319.7 288.6 319.7 0.01 55 271 9507 -51.9 -70.9 8 19.0 -52.2 248 35 321.4 321.4 289.2 321.4 0.01 56 250 10030 -49.7 -75.7 3 26.0 -50.1 245 42 332.2 332.2 292.3 332.2 0.01 57 230 10581 -46.5 -78.5 1 32.0 -47.1 247 47 345.1 345.1 295.6 345.1 0.00 58 200 11510 -47.5 -79.5 1 32.0 -48.1 250 56 357.6 357.6 298.2 357.6 0.00 59 150 13410 -46.3 -80.3 1 34.0 -47.3 245 68 390.3 390.3 303.8 390.3 0.00 60 103 15905 -47.6 -82.5 1 34.9 -48.8 250 77 432.1 432.1 309.0 432.1 0.00 61 100 16100 -47.7 -82.7 1 35.0 -48.9 250 71 435.6 435.6 309.4 435.6 0.00 62 80 17564 -49.5 -83.5 1 34.0 -50.7 239 68 460.6 460.6 311.8 460.6 0.00 63 74 18075 -47.9 -82.9 1 35.0 -49.4 247 59 474.3 474.3 313.0 474.3 0.01 64 71 18347 -49.3 -83.3 1 34.0 -50.7 248 55 477.0 477.0 313.2 477.0 0.01 65 70 18440 -48.7 -83.7 1 35.0 -50.1 245 59 480.2 480.2 313.5 480.2 0.01 66 67 18729 -48.1 -84.1 1 36.0 -49.7 248 63 487.6 487.6 314.0 487.6 0.01 67 66 18829 -45.9 -82.9 1 37.0 -47.9 249 65 494.4 494.4 314.5 494.5 0.01 68 61 19357 -44.9 -82.9 1 38.0 -47.3 253 54 507.9 507.9 315.5 508.0 0.01 69 56 19928 -46.5 -83.5 1 37.0 -48.7 253 43 516.9 516.9 316.1 516.9 0.01 70 50 20690 -41.9 -81.9 1 40.0 -45.4 250 46 544.7 544.7 317.8 544.8 0.01 71 48 20966 -41.1 -81.1 1 40.0 -44.9 250 48 553.0 553.0 318.3 553.1 0.01 72 41 22034 -41.3 -81.3 1 40.0 -45.5 248 44 578.0 578.0 319.6 578.1 0.01 73 33 23488 -46.7 -83.7 1 37.0 -49.9 245 47 600.7 600.7 320.6 600.8 0.01 74 30 24120 -45.9 -83.9 1 38.0 -49.6 260 42 619.5 619.5 321.5 619.6 0.01 75 27 24822 -44.3 -83.3 1 39.0 -48.8 258 43 643.0 643.0 322.4 643.1 0.01 76 26 25075 -44.9 -82.9 1 38.0 -49.3 254 49 648.2 648.2 322.6 648.3 0.02 77 25 25338 -42.9 -82.9 0 40.0 -48.1 251 54 661.3 661.3 323.1 661.4 0.02 78 23 25898 -43.9 -82.9 1 39.0 -49.0 266 48 674.3 674.3 323.6 674.4 0.02 79 22 26197 -42.1 -83.1 0 41.0 -48.1 273 44 688.3 688.3 324.0 688.4 0.02 80 20 26840 -42.9 -82.9 0 40.0 -48.9 290 36 704.9 704.9 324.6 705.0 0.02 81 19 27186 -43.1 -83.1 0 40.0 -49.2 289 36 714.7 714.7 324.9 714.8 0.02 82 18 27551 -41.7 -82.7 0 41.0 -48.6 288 35 730.2 730.2 325.4 730.4 0.02 83 17 27937 -44.1 -83.1 1 39.0 -50.2 286 34 734.6 734.6 325.5 734.7 0.02 TRP 323 8374 -53.7 -58.1 58 4.4 -53.8 265 19 303.2 303.2 282.7 303.4 0.05 WND 103 15905 -47.6 -82.5 1 34.9 -48.8 250 77 432.1 432.1 309.0 432.1 0.00 Sounding variables and indices 1000-500 mb thick: 5330.00 m Freezing level: 874.32 mb = 1158.92 m = 3802.18 ft Wetbulb zero: 897.20 mb = 946.94 m = 3106.73 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 81.99 % Est. max temperature: 11.53 C = 52.75 F Sfc-Lift cond lev (LCL): 997.20 mb = 92.61 m = 303.85 ft T: 0.95 C 700-500 lapse rate: 6.71 C/km ThetaE index: 0.57 C Layer 800.0- 768.0 mb Conv cond level (CCL): 823.34 mb = 1633.74 m = 5359.99 ft Mean mixing ratio: 3.64 g/kg Conv temperature: 12.29 C = 54.11 F Cap Strength: 8.26 C Lifted Index: 8.75 C Risk: None Lifted Index @300 mb: 15.99 C Lifted Index @700 mb: 4.90 C Showalter Index: 5.56 C Risk: None Total Totals Index: 49.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 23.50 C K Index: 19.40 Risk: < 20 % chance of thunderstorms Sweat Index: 30.00 Risk: None Energy Index: 1.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.15 J/kg Max Up Vert Vel: 8.62 m/s Conv Inhibition (B-): 52571.25 J/kg Cap Strength: 8.65 C Lift Cond Lev (LCL): 896.83 mb = 950.29 m = 3117.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 at 6 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 1002 40 310 2 1.5 -1.3 | 67 5 -4.2 -1.7 1 1000 70 5 5 -0.4 -5.0 | 49 8 -6.2 -5.4 2 971 305 10 16 -2.8 -15.8 | 28 18 -8.5 -16.2 3 936 610 315 2 1.4 -1.4 | 66 5 -4.3 -1.9 4 925 701 355 1 0.1 -1.0 | 76 6 -5.6 -1.5 5 901 914 90 4 -4.0 0.0 | 87 10 -9.7 -0.5 6 867 1219 125 3 -2.5 1.7 | 99 8 -8.2 1.3 7 850 1381 135 5 -3.5 3.5 | 108 10 -9.2 3.1 8 803 1829 170 6 -1.0 5.9 | 129 9 -6.8 5.5 9 772 2134 190 3 0.5 3.0 | 116 6 -5.2 2.5 10 742 2438 225 8 5.7 5.7 | 179 5 -0.1 5.2 11 714 2743 225 12 8.5 8.5 | 199 8 2.8 8.0 12 700 2898 230 11 8.4 7.1 | 202 7 2.7 6.6 13 686 3048 230 10 7.7 6.4 | 198 6 1.9 6.0 14 632 3658 230 5 3.8 3.2 | 146 3 -1.9 2.8 15 607 3962 195 10 2.6 9.7 | 161 10 -3.1 9.2 16 582 4267 265 9 9.0 0.8 | 264 3 3.3 0.3 17 559 4572 275 10 10.0 -0.9 | 287 4 4.2 -1.3 18 536 4877 235 7 5.7 4.0 | 180 4 0.0 3.6 19 500 5400 235 6 4.9 3.4 | 165 3 -0.8 3.0 20 494 5486 235 5 4.1 2.9 | 146 3 -1.6 2.4 21 473 5791 255 12 11.6 3.1 | 246 6 5.9 2.6 22 453 6096 245 23 20.8 9.7 | 239 18 15.1 9.3 23 433 6401 250 26 24.4 8.9 | 246 21 18.7 8.4 24 400 6960 245 23 20.8 9.7 | 239 18 15.1 9.3 25 379 7315 245 20 18.1 8.5 | 237 15 12.4 8.0 26 362 7620 255 21 20.3 5.4 | 251 15 14.6 5.0 27 323 8374 265 19 18.9 1.7 | 265 13 13.2 1.2 28 315 8534 265 20 19.9 1.7 | 265 14 14.2 1.3 29 301 8839 255 33 31.9 8.5 | 253 27 26.2 8.1 30 300 8850 255 33 31.9 8.5 | 253 27 26.2 8.1 31 287 9144 250 30 28.2 10.3 | 246 25 22.5 9.8 32 250 10030 245 42 38.1 17.7 | 242 37 32.4 17.3 33 200 11510 250 56 52.6 19.2 | 248 50 46.9 18.7 34 189 11887 250 59 55.4 20.2 | 248 53 49.7 19.7 35 150 13410 245 68 61.6 28.7 | 243 63 55.9 28.3 36 137 14021 235 68 55.7 39.0 | 232 63 50.0 38.5 37 125 14630 245 77 69.8 32.5 | 243 72 64.1 32.1 38 114 15240 255 76 73.4 19.7 | 254 70 67.7 19.2 39 103 15905 250 77 72.4 26.3 | 249 71 66.6 25.9 40 100 16100 250 71 66.7 24.3 | 249 65 61.0 23.8 41 99 16154 250 77 72.4 26.3 | 249 71 66.6 25.9 42 95 16459 250 71 66.7 24.3 | 249 65 61.0 23.8 43 86 17069 235 56 45.9 32.1 | 232 51 40.2 31.7 44 79 17678 240 71 61.5 35.5 | 238 66 55.8 35.0 45 72 18288 250 53 49.8 18.1 | 248 47 44.1 17.7 46 70 18440 245 59 53.5 24.9 | 243 54 47.8 24.5 47 65 18898 250 66 62.0 22.6 | 249 60 56.3 22.1 48 57 19812 255 43 41.5 11.1 | 253 37 35.8 10.7 49 52 20422 245 41 37.2 17.3 | 242 36 31.4 16.9 50 50 20690 250 46 43.2 15.7 | 248 41 37.5 15.3 51 50 20726 250 53 49.8 18.1 | 248 47 44.1 17.7 52 45 21336 250 40 37.6 13.7 | 247 35 31.9 13.2 53 35 23165 245 51 46.2 21.6 | 242 46 40.5 21.1 54 32 23774 245 43 39.0 18.2 | 242 38 33.3 17.7 55 30 24120 260 42 41.4 7.3 | 259 36 35.6 6.8 56 29 24384 255 43 41.5 11.1 | 253 37 35.8 10.7 57 28 24689 260 39 38.4 6.8 | 259 33 32.7 6.3 58 25 25298 250 55 51.7 18.8 | 248 49 46.0 18.4 59 20 26840 290 36 33.8 -12.3 | 294 31 28.1 -12.8 60 16 27432 285 34 32.8 -8.8 | 289 29 27.1 -9.3 61 15 27737 270 21 21.0 -0.0 | 272 15 15.3 -0.5 62 13 28042 230 15 11.5 9.6 | 212 11 5.8 9.2 63 12 28346 245 18 16.3 7.6 | 236 13 10.6 7.2 Wind Parameters Mean winds (0-6000m): 235.4 at 7.6 knts Storm direction: 265.4 at 5.7 knts Shear (0-3000m) pos: 1.7 neg: 0.0 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 130.9 deg Storm rel helicity (0-3000m) pos: 42.9 neg: -26.7 tot: 16.2 m^2/s^2 ave: 5.4 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.06 Bulk Shear: 34.90 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 4 10 31 13| 3.4 0.0 3.4| 3.5 -23.6 -20.1 -40.2 -0.27| 25.9 -7.1 1000 15 6 48 10| 2.8 0.0 2.8| 16.1 -23.6 -7.5 -7.5 0.00| 18.2 0.1 1500 36 6 61 10| 2.5 0.0 2.5| 24.8 -23.6 1.2 0.8 0.09| 13.6 1.3 2000 69 6 77 11| 1.4 0.0 1.4| 30.0 -25.2 4.8 2.4 0.12| 11.4 1.3 2500 116 6 101 11| 1.9 0.0 1.9| 39.7 -26.1 13.5 5.4 0.22| 10.8 2.3 3000 205 7 152 6| 1.7 0.0 1.7| 42.9 -26.7 16.2 5.4 0.22| 9.8 2.2 4000 214 7 160 6| 1.3 0.4 1.7| 49.1 -31.7 17.5 4.4 0.17| 9.1 1.5 5000 230 7 178 4| 1.1 1.0 2.1| 59.6 -37.1 22.5 4.5 0.16| 9.1 1.5 6000 235 8 188 4| 2.1 0.8 2.9| 65.9 -41.4 24.5 4.1 0.17| 9.1 1.6 Wrote GIF file: /home/apache/climate/data/raob//PANC/skewt/PANC.skewt.20251204.00.gif