UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042223.upa.cvt Date: 2300Z 22 APR 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 22 APR 25 Station: EG918 WMO ident: 3918 Latitude: 54.50 Longitude: -6.34 ------------------------------------------------------------------------------- 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 1006 20 8.8 7.1 89 1.7 7.9 100 11 281.5 282.5 280.8 298.8 6.29 1 1000 69 8.6 6.6 87 2.0 7.6 110 16 281.8 282.8 280.7 298.6 6.11 2 987 177 8.0 6.0 87 2.0 7.0 111 20 282.2 283.2 280.7 298.6 5.94 3 979 244 7.4 6.0 91 1.4 6.7 111 23 282.3 283.3 280.8 298.8 5.99 4 970 320 7.2 5.0 86 2.2 6.1 112 26 282.8 283.8 280.7 298.4 5.64 5 964 371 6.6 5.0 90 1.6 5.8 112 28 282.7 283.7 280.6 298.4 5.67 6 961 397 7.0 3.9 81 3.1 5.5 113 29 283.4 284.3 280.5 298.0 5.27 7 957 431 7.0 3.6 79 3.4 5.4 113 30 283.7 284.6 280.5 298.2 5.18 8 950 492 6.8 2.3 73 4.5 4.6 113 32 284.1 284.9 280.2 297.4 4.75 9 925 710 5.0 1.7 79 3.3 3.4 115 41 284.4 285.2 280.3 297.6 4.67 10 886 1060 2.4 0.6 88 1.8 1.6 123 33 285.3 286.0 280.4 298.0 4.51 11 866 1245 2.8 -0.1 81 2.9 1.5 127 29 287.5 288.3 281.4 300.1 4.38 12 856 1339 2.2 -0.1 85 2.3 1.1 129 27 287.9 288.6 281.5 300.6 4.43 13 850 1396 2.0 -0.4 84 2.4 0.9 130 26 288.2 289.0 281.7 300.8 4.37 14 844 1453 2.0 -0.9 81 2.9 0.7 129 26 288.8 289.6 281.8 301.0 4.24 15 798 1903 -1.7 -1.9 99 0.2 -1.8 117 23 289.5 290.3 282.0 301.6 4.17 16 712 2804 -6.3 -6.5 98 0.2 -6.4 94 18 294.1 294.7 283.0 303.9 3.30 17 700 2937 -6.9 -7.7 94 0.8 -7.2 90 17 294.8 295.4 283.0 304.0 3.06 18 645 3570 -10.1 -13.9 74 3.8 -11.3 92 16 298.2 298.6 283.2 304.4 2.02 19 636 3678 -10.7 -14.1 76 3.4 -11.8 93 16 298.7 299.1 283.4 305.0 2.02 20 597 4161 -13.3 -18.3 66 5.0 -14.7 95 15 301.2 301.4 283.8 306.0 1.51 21 573 4472 -14.3 -24.3 42 10.0 -16.6 96 14 303.5 303.7 284.0 306.6 0.93 22 562 4619 -14.9 -25.9 39 11.0 -17.3 97 14 304.5 304.7 284.3 307.2 0.82 23 506 5402 -21.1 -29.1 49 8.0 -22.5 100 12 306.3 306.4 284.8 308.6 0.68 24 500 5490 -21.5 -30.5 44 9.0 -23.0 100 12 306.8 306.9 284.9 308.9 0.60 25 499 5505 -21.7 -30.7 44 9.0 -23.2 100 12 306.8 306.9 284.8 308.8 0.59 26 479 5805 -24.5 -32.5 47 8.0 -25.7 101 13 306.9 307.0 284.8 308.7 0.52 27 476 5851 -24.7 -33.7 43 9.0 -26.0 101 13 307.2 307.3 284.9 308.8 0.47 28 448 6290 -28.9 -34.9 56 6.0 -29.6 102 13 307.3 307.4 284.9 308.8 0.44 29 435 6500 -30.7 -37.7 50 7.0 -31.4 103 14 307.6 307.7 284.9 308.8 0.34 30 431 6566 -31.5 -38.5 50 7.0 -32.2 103 14 307.4 307.5 284.8 308.5 0.32 31 426 6648 -32.1 -37.1 61 5.0 -32.6 104 14 307.7 307.7 284.9 309.0 0.37 32 420 6748 -33.1 -38.0 61 4.9 -33.6 104 14 307.6 307.7 284.9 308.8 0.34 33 418 6782 -33.5 -39.5 55 6.0 -34.1 104 14 307.6 307.6 284.8 308.6 0.30 34 415 6833 -33.9 -41.9 44 8.0 -34.6 104 15 307.7 307.7 284.8 308.5 0.23 35 400 7090 -36.1 -45.1 39 9.0 -36.7 105 15 308.1 308.1 284.8 308.7 0.17 36 384 7371 -38.9 -45.9 48 7.0 -39.3 86 17 308.0 308.0 284.8 308.6 0.16 37 382 7407 -39.1 -47.1 42 8.0 -39.6 84 17 308.2 308.2 284.8 308.7 0.14 38 367 7679 -41.7 -47.7 52 6.0 -42.0 66 18 308.3 308.3 284.9 308.8 0.14 39 363 7753 -42.3 -47.3 58 5.0 -42.6 61 19 308.5 308.5 284.9 309.0 0.15 40 361 7790 -42.3 -49.3 46 7.0 -42.6 58 19 308.9 309.0 285.1 309.4 0.12 41 344 8114 -44.9 -49.9 57 5.0 -45.1 36 21 309.7 309.7 285.4 310.1 0.12 42 341 8172 -45.1 -52.1 45 7.0 -45.4 32 21 310.2 310.2 285.5 310.6 0.09 43 326 8471 -47.1 -56.1 35 9.0 -47.4 11 23 311.5 311.5 285.9 311.7 0.06 44 320 8593 -48.3 -56.3 39 8.0 -48.5 3 24 311.5 311.5 285.9 311.7 0.06 45 318 8635 -48.5 -59.5 27 11.0 -48.8 360 24 311.8 311.8 286.0 311.9 0.04 46 317 8655 -48.3 -66.3 11 18.0 -48.6 360 25 312.3 312.3 286.2 312.4 0.02 47 315 8697 -47.7 -71.7 5 24.0 -48.1 359 26 313.7 313.7 286.6 313.7 0.01 48 312 8760 -47.9 -62.9 16 15.0 -48.3 358 27 314.3 314.3 286.9 314.4 0.03 49 311 8781 -46.9 -67.9 7 21.0 -47.3 358 28 316.0 316.0 287.4 316.0 0.01 50 306 8888 -46.1 -72.1 4 26.0 -46.6 357 31 318.6 318.6 288.3 318.6 0.01 51 300 9020 -45.7 -72.7 3 27.0 -46.2 355 34 320.9 320.9 289.0 321.0 0.01 52 287 9317 -44.9 -75.9 2 31.0 -45.5 350 36 326.2 326.2 290.6 326.2 0.00 53 250 10240 -46.3 -73.3 3 27.0 -46.9 335 44 337.2 337.2 293.6 337.3 0.01 54 217 11174 -46.9 -80.9 1 34.0 -47.6 329 36 350.2 350.2 296.7 350.2 0.00 55 200 11710 -48.5 -81.5 1 33.0 -49.1 325 31 356.0 356.0 297.9 356.0 0.00 56 180 12403 -49.9 -82.9 1 33.0 -50.4 323 28 364.6 364.6 299.6 364.6 0.00 57 163 13055 -48.7 -82.7 1 34.0 -49.4 321 25 377.1 377.1 301.8 377.1 0.00 58 150 13600 -50.5 -83.5 1 33.0 -51.1 320 22 383.1 383.1 302.8 383.1 0.00 59 100 16230 -54.5 -87.5 1 33.0 -55.1 300 11 422.4 422.4 308.0 422.4 0.00 60 80 17656 -55.7 -87.7 1 32.0 -56.3 18 7 447.8 447.8 310.7 447.8 0.00 61 70 18510 -54.3 -88.3 1 34.0 -55.1 65 4 468.2 468.2 312.5 468.2 0.00 62 57 19827 -52.1 -88.1 1 36.0 -53.4 34 8 501.5 501.5 315.1 501.6 0.00 63 50 20670 -53.3 -88.3 1 35.0 -54.5 15 11 517.9 517.9 316.2 517.9 0.00 64 48 20933 -54.3 -88.3 1 34.0 -55.5 14 11 521.6 521.6 316.4 521.6 0.00 65 42 21797 -51.3 -87.3 1 36.0 -53.1 10 11 549.3 549.3 318.1 549.3 0.00 66 38 22447 -52.5 -88.5 1 36.0 -54.2 7 10 562.2 562.2 318.8 562.2 0.00 67 35 22981 -51.3 -88.3 0 37.0 -53.3 5 10 578.7 578.7 319.6 578.7 0.00 68 31 23768 -52.9 -88.9 1 36.0 -54.8 1 10 594.8 594.8 320.4 594.8 0.00 69 30 23980 -52.1 -89.1 0 37.0 -54.2 360 10 602.6 602.6 320.7 602.6 0.00 70 27 24662 -50.9 -87.9 0 37.0 -53.5 6 10 624.4 624.4 321.7 624.5 0.01 71 24 25424 -52.9 -88.9 1 36.0 -55.2 14 10 640.0 640.0 322.3 640.0 0.01 72 20 26600 -52.1 -89.1 0 37.0 -55.0 25 10 676.7 676.7 323.7 676.7 0.01 73 16 28038 -54.3 -89.3 1 35.0 -57.1 714.1 714.1 324.8 714.2 0.01 74 15 28452 -53.3 -89.3 0 36.0 -56.5 730.7 730.7 325.4 730.8 0.01 75 13 29371 -54.5 -89.5 1 35.0 -57.7 757.1 757.1 326.1 757.2 0.01 76 12 29885 -53.3 -89.3 0 36.0 -57.1 778.9 778.9 326.7 779.0 0.01 TRP 318 8635 -48.5 -59.5 27 11.0 -48.8 360 24 311.8 311.8 286.0 311.9 0.04 WND Sounding variables and indices 1000-500 mb thick: 5421.00 m Freezing level: 819.14 mb = 1696.34 m = 5565.35 ft Wetbulb zero: 831.58 mb = 1572.17 m = 5157.99 ft Precipitable water: 0.69 inches Sfc-500 mean rel hum: 75.88 % Est. max temperature: 15.21 C = 59.38 F Sfc-Lift cond lev (LCL): 980.29 mb = 233.38 m = 765.69 ft T: 7.50 C 700-500 lapse rate: 5.72 C/km ThetaE index: 0.77 C Layer 970.0- 957.0 mb Conv cond level (CCL): 892.09 mb = 1004.52 m = 3295.62 ft Mean mixing ratio: 5.26 g/kg Conv temperature: 12.47 C = 54.44 F Cap Strength: 8.47 C Lifted Index: 8.83 C Risk: None Lifted Index @300 mb: 16.30 C Lifted Index @700 mb: 3.66 C Showalter Index: 6.93 C Risk: None Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 21.10 C K Index: 22.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 64.00 Risk: None Energy Index: 1.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.95 J/kg Max Up Vert Vel: 5.47 m/s Conv Inhibition (B-): 60648.77 J/kg Cap Strength: 8.52 C Lift Cond Lev (LCL): 915.43 mb = 794.60 m = 2606.92 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 138 at 15 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 1006 20 100 11 -10.8 1.9 | 6 9 -1.0 -9.0 1 1000 69 110 16 -15.0 5.5 | 44 8 -5.2 -5.5 2 925 710 115 41 -37.2 17.3 | 103 28 -27.3 6.4 3 850 1396 130 26 -19.9 16.7 | 120 12 -10.1 5.8 4 700 2937 90 17 -17.0 0.0 | 33 13 -7.2 -10.9 5 500 5490 100 12 -11.8 2.1 | 13 9 -2.0 -8.8 6 400 7090 105 15 -14.5 3.9 | 33 8 -4.7 -7.0 7 318 8635 360 24 -0.0 -24.0 | 344 36 9.8 -34.9 8 300 9020 355 34 3.0 -33.9 | 344 47 12.8 -44.8 9 250 10240 335 44 18.6 -39.9 | 331 58 28.4 -50.8 10 200 11710 325 31 17.8 -25.4 | 323 46 27.6 -36.3 11 150 13600 320 22 14.1 -16.9 | 319 37 24.0 -27.8 12 100 16230 300 11 9.5 -5.5 | 310 25 19.4 -16.4 13 70 18510 65 4 -3.6 -1.7 | 334 14 6.2 -12.6 14 50 20670 15 11 -2.8 -10.6 | 342 23 7.0 -21.5 15 30 23980 360 10 -0.0 -10.0 | 335 23 9.8 -20.9 16 20 26600 25 10 -4.2 -9.1 | 344 21 5.6 -20.0 Wind Parameters Mean winds (0-6000m): 108.0 at 19.6 knts Storm direction: 138.0 at 14.7 knts Shear (0-3000m) pos: 2.8 neg: 2.6 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 26.6 deg Storm rel helicity (0-3000m) pos: 94.2 neg: -50.9 tot: 43.3 m^2/s^2 ave: 14.4 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 11.2 stream: 1.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 6.01 Bulk Shear: 2.49 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 ------------------------------------------------------------------------------- 500 112 24 80 12| 23.7 0.0 23.7| 47.0 0.0 47.0 94.0 0.71| 24.1 17.1 1000 115 31 97 18| 12.5 0.0 12.5| 83.8 0.0 83.8 83.8 0.58| 19.8 11.5 1500 118 30 101 17| 5.6 0.0 5.6| 94.2 -3.8 90.4 60.3 0.48| 16.9 8.0 2000 119 29 100 15| 4.2 1.6 5.7| 94.2 -21.3 72.9 36.4 0.31| 14.2 4.4 2500 117 27 96 14| 3.3 2.4 5.7| 94.2 -37.5 56.7 22.7 0.19| 12.5 2.4 3000 116 25 90 13| 2.8 2.6 5.4| 94.2 -50.9 43.3 14.4 0.12| 11.2 1.3 4000 112 23 78 12| 2.1 2.0 4.0| 94.2 -54.7 39.5 9.9 0.10| 8.7 0.8 5000 109 21 69 11| 1.6 1.6 3.2| 94.2 -59.1 35.1 7.0 0.07| 7.2 0.5 6000 108 20 61 10| 1.4 1.3 2.7| 96.5 -61.1 35.4 5.9 0.07| 6.1 0.4 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20250422.23.gif