UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042423.upa.cvt Date: 2300Z 24 APR 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 24 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 1018 32 10.4 7.8 84 2.6 9.0 140 5 282.1 283.2 281.4 300.1 6.53 1 1000 180 9.8 7.3 84 2.5 8.5 135 19 283.0 284.1 281.6 300.7 6.42 2 993 237 9.4 7.2 86 2.2 8.2 139 20 283.1 284.2 281.7 300.9 6.42 3 981 336 8.8 6.6 86 2.2 7.6 145 22 283.5 284.6 281.7 300.8 6.23 4 977 370 9.0 5.8 80 3.2 7.3 147 23 284.0 285.1 281.5 300.5 5.92 5 925 813 6.6 3.9 83 2.7 5.2 175 33 286.1 287.0 282.0 301.5 5.47 6 921 849 6.4 4.1 85 2.3 5.2 175 32 286.2 287.2 282.1 301.9 5.57 7 904 1001 5.6 3.1 84 2.5 4.4 176 29 286.9 287.8 282.1 301.9 5.29 8 899 1047 5.6 2.1 78 3.5 3.9 177 28 287.4 288.2 282.0 301.4 4.95 9 884 1184 4.6 2.1 84 2.5 3.4 178 25 287.7 288.6 282.2 302.0 5.04 10 881 1212 4.4 3.0 91 1.4 3.7 178 24 287.8 288.7 282.6 303.1 5.39 11 875 1268 5.2 3.6 89 1.6 4.4 178 23 289.2 290.2 283.5 305.3 5.67 12 850 1504 3.8 3.1 95 0.7 3.4 180 18 290.1 291.1 283.9 306.2 5.63 13 843 1571 3.4 2.8 96 0.6 3.1 179 17 290.4 291.4 283.9 306.3 5.56 14 826 1736 2.8 1.0 88 1.8 2.0 176 16 291.5 292.3 283.7 305.9 4.98 15 800 1995 0.6 0.3 98 0.3 0.4 171 14 291.8 292.7 283.8 305.9 4.89 16 724 2789 -4.5 -4.5 100 0.0 -4.5 155 8 294.6 295.3 283.7 305.8 3.78 17 722 2811 -3.9 -3.9 100 0.0 -3.9 155 8 295.5 296.3 284.3 307.3 3.97 18 711 2932 -5.3 -6.5 91 1.2 -5.8 152 7 295.3 295.9 283.5 305.2 3.30 19 704 3010 -4.9 -4.9 100 0.0 -4.9 151 6 296.6 297.3 284.5 307.8 3.77 20 700 3055 -4.5 -4.5 100 0.0 -4.5 150 6 297.5 298.2 285.0 309.2 3.91 21 698 3078 -4.3 -4.3 100 0.0 -4.3 150 6 298.0 298.7 285.2 309.9 3.98 22 692 3146 -5.1 -6.0 93 0.9 -5.5 151 6 297.8 298.5 284.7 308.4 3.53 23 687 3203 -5.7 -7.5 87 1.8 -6.4 152 6 297.8 298.3 284.3 307.3 3.16 24 685 3225 -5.5 -6.8 91 1.3 -6.0 152 6 298.2 298.8 284.7 308.4 3.35 25 684 3237 -5.7 -8.1 83 2.4 -6.6 152 6 298.1 298.7 284.3 307.3 3.03 26 671 3387 -6.9 -9.9 79 3.0 -8.0 154 7 298.4 298.9 284.0 306.6 2.68 27 670 3399 -6.3 -8.5 84 2.2 -7.1 154 7 299.2 299.8 284.7 308.4 3.00 28 669 3411 -6.3 -9.0 81 2.7 -7.3 154 7 299.4 299.9 284.7 308.2 2.89 29 667 3434 -6.7 -10.1 77 3.4 -7.9 154 7 299.2 299.7 284.3 307.3 2.66 30 659 3528 -6.9 -9.1 84 2.2 -7.7 155 7 300.0 300.5 284.9 308.9 2.91 31 655 3576 -7.3 -10.2 80 2.9 -8.4 156 7 300.0 300.5 284.7 308.3 2.69 32 652 3612 -7.9 -11.6 75 3.7 -9.2 156 7 299.8 300.2 284.2 307.2 2.41 33 651 3624 -7.3 -9.9 82 2.6 -8.2 156 7 300.6 301.1 284.9 309.1 2.77 34 645 3696 -7.5 -10.3 80 2.8 -8.5 157 7 301.1 301.6 285.1 309.5 2.71 35 644 3708 -7.9 -12.1 72 4.2 -9.4 157 7 300.8 301.3 284.6 308.1 2.35 36 638 3781 -7.3 -8.9 88 1.6 -7.9 158 8 302.3 302.9 285.9 311.7 3.06 37 632 3854 -7.5 -8.8 90 1.3 -8.0 159 8 302.9 303.5 286.2 312.5 3.11 38 629 3892 -7.9 -10.0 85 2.1 -8.7 160 8 302.9 303.4 285.9 311.7 2.84 39 618 4029 -8.9 -11.4 82 2.5 -9.8 161 8 303.2 303.7 285.8 311.3 2.59 40 617 4041 -9.1 -12.4 77 3.3 -10.2 161 8 303.2 303.6 285.5 310.6 2.39 41 616 4054 -9.3 -12.6 77 3.3 -10.4 161 8 303.1 303.5 285.5 310.4 2.36 42 613 4092 -9.3 -11.8 82 2.5 -10.2 162 8 303.5 304.0 285.8 311.4 2.52 43 605 4193 -9.7 -12.7 79 3.0 -10.7 163 9 304.2 304.6 285.9 311.6 2.38 44 586 4439 -11.3 -13.3 85 2.0 -12.0 166 9 305.1 305.5 286.2 312.5 2.34 45 583 4478 -11.5 -14.1 81 2.6 -12.3 166 9 305.3 305.7 286.1 312.3 2.20 46 570 4651 -12.7 -14.7 85 2.0 -13.3 168 10 305.9 306.3 286.3 312.7 2.14 47 561 4773 -13.3 -16.1 79 2.8 -14.2 170 10 306.6 306.9 286.3 312.8 1.94 48 544 5007 -14.9 -16.2 90 1.3 -15.3 172 10 307.4 307.7 286.6 313.7 1.98 49 541 5048 -15.3 -17.5 83 2.2 -15.9 173 11 307.4 307.7 286.4 313.1 1.79 50 517 5390 -17.5 -17.8 97 0.3 -17.6 177 11 308.7 309.1 286.9 314.6 1.82 51 514 5434 -17.9 -18.4 96 0.5 -18.0 178 12 308.8 309.1 286.9 314.4 1.74 52 513 5448 -17.9 -19.4 88 1.5 -18.3 178 12 308.9 309.2 286.8 314.2 1.60 53 500 5640 -19.3 -20.4 91 1.1 -19.6 180 12 309.5 309.8 286.9 314.5 1.51 54 400 7260 -31.1 -34.6 71 3.5 -31.6 175 17 314.6 314.7 287.5 316.4 0.51 55 300 9230 -46.7 -50.1 68 3.4 -46.9 205 23 319.5 319.6 288.8 320.0 0.13 56 250 10410 -55.5 -64.5 32 9.0 -55.6 225 37 323.6 323.6 289.9 323.7 0.03 57 200 11810 -63.9 -69.9 44 6.0 -64.0 230 36 331.6 331.6 292.2 331.6 0.02 58 196 11933 -64.3 -71.3 38 7.0 -64.4 225 35 332.9 332.9 292.5 332.9 0.01 59 150 13600 -55.9 -80.9 3 25.0 -56.2 245 18 373.8 373.8 301.2 373.8 0.00 60 100 16180 -56.5 -84.5 2 28.0 -56.9 270 11 418.6 418.6 307.6 418.6 0.00 61 92 16710 -57.3 -84.3 2 27.0 -57.8 271 11 427.1 427.1 308.5 427.1 0.00 62 88 16994 -55.3 -85.3 1 30.0 -55.9 272 11 436.6 436.6 309.5 436.6 0.00 63 80 17605 -54.3 -85.3 1 31.0 -55.0 273 10 450.7 450.7 310.9 450.7 0.00 64 75 18019 -55.7 -85.7 1 30.0 -56.3 274 10 456.1 456.1 311.4 456.2 0.00 65 70 18460 -55.3 -86.3 1 31.0 -56.1 275 10 466.1 466.1 312.3 466.1 0.00 66 54 20111 -54.5 -86.5 1 32.0 -55.5 171 8 503.8 503.8 315.2 503.9 0.00 67 50 20600 -55.9 -86.9 1 31.0 -56.8 140 8 511.7 511.7 315.8 511.8 0.00 68 43 21564 -54.1 -87.1 1 33.0 -55.4 538.7 538.7 317.5 538.8 0.00 69 34 23070 -54.3 -87.3 1 33.0 -55.8 575.6 575.6 319.5 575.7 0.01 TRP 196 11933 -64.3 -71.3 38 7.0 -64.4 225 35 332.9 332.9 292.5 332.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5460.00 m Freezing level: 791.06 mb = 2088.08 m = 6850.58 ft Wetbulb zero: 793.36 mb = 2060.93 m = 6761.48 ft Precipitable water: 0.90 inches Sfc-500 mean rel hum: 88.17 % Est. max temperature: 17.78 C = 64.00 F Sfc-Lift cond lev (LCL): 978.66 mb = 355.73 m = 1167.09 ft T: 8.92 C 700-500 lapse rate: 5.73 C/km ThetaE index: 2.15 C Layer 711.0- 704.0 mb Conv cond level (CCL): 852.15 mb = 1483.42 m = 4866.80 ft Mean mixing ratio: 5.96 g/kg Conv temperature: 18.38 C = 65.08 F Cap Strength: 8.86 C Lifted Index: 9.04 C Risk: None Lifted Index @300 mb: 13.31 C Lifted Index @700 mb: 4.39 C Showalter Index: 5.41 C Risk: None Total Totals Index: 45.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 22.40 C K Index: 26.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 85.20 Risk: None Energy Index: 1.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.67 J/kg Max Up Vert Vel: 5.60 m/s Conv Inhibition (B-): 34832.68 J/kg Cap Strength: 8.90 C Lift Cond Lev (LCL): 927.95 mb = 787.17 m = 2582.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 200 at 10 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 1018 32 140 5 -3.2 3.8 | 49 9 -6.7 -5.8 1 1000 180 135 19 -13.4 13.4 | 103 17 -17.0 3.8 2 925 813 175 33 -2.9 32.9 | 165 24 -6.4 23.3 3 850 1504 180 18 0.0 18.0 | 157 9 -3.5 8.4 4 700 3055 150 6 -3.0 5.2 | 56 8 -6.5 -4.4 5 500 5640 180 12 0.0 12.0 | 124 4 -3.5 2.4 6 400 7260 175 17 -1.5 16.9 | 146 9 -5.0 7.3 7 300 9230 205 23 9.7 20.8 | 209 13 6.2 11.2 8 250 10410 225 37 26.2 26.2 | 234 28 22.6 16.6 9 200 11810 230 36 27.6 23.1 | 241 28 24.0 13.5 10 196 11933 225 35 24.7 24.7 | 234 26 21.2 15.1 11 150 13600 245 18 16.3 7.6 | 279 13 12.8 -2.0 12 100 16180 270 11 11.0 -0.0 | 322 12 7.5 -9.6 13 70 18460 275 10 10.0 -0.9 | 328 12 6.4 -10.5 14 50 20600 140 8 -5.1 6.1 | 68 9 -8.7 -3.5 Wind Parameters Mean winds (0-6000m): 170.2 at 13.6 knts Storm direction: 200.2 at 10.2 knts Shear (0-3000m) pos: 2.4 neg: 2.2 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 7.8 deg Storm rel helicity (0-3000m) pos: 148.7 neg: -31.5 tot: 117.2 m^2/s^2 ave: 39.1 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.41 Bulk Shear: 11.12 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 ------------------------------------------------------------------------------- 500 146 20 115 16| 22.7 0.0 22.7| 87.1 0.0 87.1 174.2 0.87| 26.5 23.0 1000 163 25 143 18| 12.6 0.0 12.6|148.7 -0.6 148.1 148.1 0.80| 21.2 16.9 1500 168 24 148 17| 4.9 0.0 4.9|148.7 -6.5 142.2 94.8 0.60| 17.8 10.6 2000 169 22 148 14| 3.7 1.2 4.9|148.7 -15.7 132.9 66.5 0.47| 14.5 6.8 2500 169 20 144 13| 2.9 1.8 4.8|148.7 -23.7 124.9 50.0 0.37| 12.5 4.6 3000 169 18 140 11| 2.4 2.2 4.6|148.7 -31.5 117.2 39.1 0.28| 11.1 3.1 4000 168 15 129 9| 2.2 1.6 3.8|152.6 -31.5 121.1 30.3 0.30| 8.7 2.6 5000 168 14 123 8| 2.0 1.3 3.3|156.4 -31.5 125.0 25.0 0.33| 7.3 2.4 6000 170 14 123 7| 1.9 1.1 3.0|159.6 -31.5 128.2 21.4 0.35| 6.3 2.2 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20250424.23.gif