UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042923.upa.cvt Date: 2300Z 29 APR 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 29 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 1022 23 10.4 8.5 88 1.9 9.4 160 2 281.8 283.0 281.5 300.5 6.82 1 1019 48 12.2 8.9 80 3.3 10.4 166 3 283.8 285.0 282.7 303.3 7.03 2 1015 81 13.8 7.8 67 6.0 10.5 174 3 285.7 286.9 283.0 304.0 6.54 3 1009 130 14.2 5.2 55 9.0 9.5 186 4 286.6 287.6 282.3 302.1 5.49 4 1004 172 16.0 1.0 36 15.0 8.6 197 5 288.8 289.5 281.6 300.6 4.09 5 1000 206 16.6 -0.4 31 17.0 8.4 205 6 289.8 290.4 281.5 300.5 3.71 6 993 266 17.2 1.2 34 16.0 9.2 209 6 290.9 291.7 282.7 303.1 4.20 7 990 292 16.8 2.8 39 14.0 9.6 211 7 290.8 291.6 283.2 304.4 4.72 8 987 318 16.8 1.8 36 15.0 9.2 213 7 291.0 291.8 282.9 303.8 4.41 9 985 335 16.4 6.4 52 10.0 10.9 214 7 290.8 291.9 284.7 308.3 6.12 10 961 544 14.6 6.6 59 8.0 10.2 228 8 291.0 292.2 285.0 309.3 6.37 11 956 588 14.4 7.4 63 7.0 10.4 231 8 291.3 292.5 285.5 310.6 6.76 12 944 695 14.2 3.2 47 11.0 8.5 238 9 292.1 293.0 284.1 306.9 5.10 13 940 731 14.0 3.0 47 11.0 8.3 241 9 292.3 293.2 284.1 306.9 5.05 14 933 794 13.6 0.6 41 13.0 7.2 245 10 292.5 293.3 283.4 305.0 4.28 15 928 839 13.4 2.4 47 11.0 7.8 248 10 292.7 293.6 284.2 307.0 4.90 16 925 866 13.0 2.0 47 11.0 7.4 250 10 292.6 293.5 284.0 306.5 4.78 17 880 1282 9.4 3.4 66 6.0 6.3 268 11 293.1 294.1 285.0 309.2 5.55 18 872 1358 9.0 2.0 61 7.0 5.5 271 11 293.4 294.3 284.7 308.2 5.07 19 868 1396 8.8 2.8 66 6.0 5.7 273 12 293.6 294.6 285.1 309.3 5.39 20 850 1569 7.2 3.1 75 4.1 5.1 280 12 293.7 294.7 285.3 310.0 5.63 21 849 1579 7.0 3.0 76 4.0 4.9 280 12 293.6 294.6 285.2 309.8 5.60 22 846 1608 7.0 3.1 76 3.9 5.0 279 12 293.9 294.9 285.4 310.3 5.66 23 829 1774 6.0 1.1 71 4.9 3.6 274 13 294.5 295.4 285.0 309.2 5.00 24 827 1794 6.0 0.0 65 6.0 3.1 274 13 294.7 295.6 284.7 308.3 4.62 25 819 1874 5.6 -0.4 65 6.0 2.7 271 13 295.1 295.9 284.8 308.5 4.53 26 817 1894 5.8 -2.2 56 8.0 2.1 271 13 295.5 296.3 284.3 307.3 3.98 27 800 2065 4.4 -3.6 56 8.0 0.8 266 13 295.8 296.5 284.1 306.7 3.66 28 796 2106 4.2 -4.8 52 9.0 0.3 265 13 296.1 296.7 283.8 306.1 3.36 29 788 2188 4.2 -5.8 48 10.0 -0.1 262 14 296.9 297.5 284.0 306.4 3.14 30 766 2418 3.0 -7.0 48 10.0 -1.2 256 14 298.0 298.6 284.2 307.0 2.95 31 763 2450 3.2 -8.8 41 12.0 -1.6 255 14 298.6 299.0 284.0 306.4 2.57 32 750 2589 2.6 -11.4 35 14.0 -2.7 251 15 299.4 299.8 283.8 306.0 2.13 33 726 2851 0.4 -11.6 40 12.0 -4.0 243 15 299.8 300.2 284.0 306.5 2.17 34 717 2951 0.0 -13.0 37 13.0 -4.7 241 16 300.4 300.8 284.0 306.5 1.96 35 714 2985 0.0 -15.0 31 15.0 -5.1 240 16 300.8 301.1 283.8 306.0 1.67 36 705 3086 -0.3 -16.3 29 16.0 -5.6 237 16 301.5 301.8 284.0 306.4 1.52 37 701 3132 -0.7 -15.7 31 15.0 -5.7 235 16 301.6 301.9 284.1 306.7 1.60 38 700 3143 -0.7 -16.7 29 16.0 -5.9 235 16 301.7 302.0 284.0 306.4 1.48 39 699 3154 -0.7 -16.7 29 16.0 -5.9 235 16 301.8 302.1 284.0 306.5 1.48 40 690 3257 -1.5 -18.5 26 17.0 -6.8 235 16 302.1 302.3 283.9 306.2 1.29 41 685 3315 -2.1 -16.1 33 14.0 -6.7 235 17 302.0 302.3 284.2 307.1 1.59 42 682 3350 -2.3 -17.3 31 15.0 -7.1 235 17 302.2 302.4 284.1 306.8 1.44 43 669 3502 -3.7 -17.7 33 14.0 -8.1 235 17 302.3 302.5 284.1 306.8 1.42 44 653 3692 -5.1 -20.1 30 15.0 -9.4 235 18 302.8 303.0 284.0 306.6 1.19 45 647 3764 -5.3 -22.3 25 17.0 -9.9 235 19 303.4 303.6 284.0 306.6 0.99 46 634 3923 -6.7 -21.7 29 15.0 -10.8 235 19 303.5 303.7 284.2 307.0 1.06 47 626 4021 -7.3 -23.3 27 16.0 -11.5 235 20 304.0 304.1 284.2 307.0 0.93 48 624 4046 -7.1 -27.1 19 20.0 -11.8 235 20 304.5 304.6 284.1 306.7 0.66 49 618 4121 -6.9 -31.9 12 25.0 -12.2 235 20 305.5 305.6 284.2 307.0 0.43 50 606 4274 -7.5 -39.5 6 32.0 -13.0 235 21 306.6 306.6 284.3 307.3 0.20 51 571 4733 -10.3 -37.3 9 27.0 -15.0 235 23 308.5 308.6 285.1 309.5 0.27 52 563 4842 -10.9 -29.9 19 19.0 -15.0 235 23 309.1 309.2 285.7 311.0 0.57 53 562 4855 -10.9 -29.9 19 19.0 -15.0 235 23 309.2 309.3 285.8 311.2 0.57 54 500 5740 -17.5 -29.5 34 12.0 -19.8 235 27 311.7 311.8 286.7 314.0 0.66 55 400 7370 -31.1 -36.1 61 5.0 -31.7 245 29 314.6 314.7 287.5 316.1 0.44 56 300 9350 -46.1 -49.5 68 3.4 -46.3 235 34 320.4 320.4 289.0 320.9 0.14 57 250 10540 -56.1 -60.0 61 3.9 -56.2 240 41 322.7 322.7 289.6 322.9 0.05 58 202 11860 -64.9 -68.5 61 3.6 -64.9 250 40 329.0 329.0 291.5 329.1 0.02 59 200 11920 -64.5 -69.4 51 4.9 -64.6 255 38 330.6 330.6 291.9 330.7 0.02 60 150 13710 -58.9 -83.9 3 25.0 -59.1 270 30 368.6 368.6 300.3 368.6 0.00 61 100 16260 -57.5 -85.5 2 28.0 -57.9 280 16 416.6 416.6 307.3 416.6 0.00 62 70 18510 -58.7 -85.7 2 27.0 -59.2 305 9 458.8 458.8 311.7 458.8 0.00 63 55 20022 -59.9 -86.9 2 27.0 -60.4 323 10 488.8 488.8 314.1 488.8 0.00 64 50 20620 -58.5 -86.5 2 28.0 -59.2 330 10 505.6 505.6 315.4 505.6 0.00 65 40 22018 -58.7 -86.7 2 28.0 -59.5 339 8 538.4 538.4 317.4 538.5 0.01 66 38 22338 -59.9 -86.9 2 27.0 -60.6 341 8 543.3 543.3 317.7 543.4 0.01 67 36 22676 -58.1 -87.1 1 29.0 -59.0 343 7 556.5 556.5 318.5 556.5 0.01 68 33 23222 -59.1 -87.1 1 28.0 -60.0 346 7 567.8 567.8 319.0 567.9 0.01 69 32 23415 -57.9 -86.9 1 29.0 -59.0 347 7 576.1 576.1 319.5 576.1 0.01 70 30 23820 -58.5 -86.5 2 28.0 -59.6 350 6 585.2 585.2 319.9 585.2 0.01 71 28 24255 -57.5 -86.5 1 29.0 -58.8 355 8 599.6 599.6 320.6 599.7 0.01 72 21 26056 -61.1 -88.1 2 27.0 -62.2 16 18 640.2 640.2 322.3 640.2 0.01 73 20 26360 -60.1 -88.1 1 28.0 -61.4 20 20 652.2 652.2 322.7 652.3 0.01 74 18 27017 -58.9 -86.9 2 28.0 -60.5 18 20 675.9 676.0 323.6 676.0 0.01 75 17 27376 -56.1 -86.1 1 30.0 -58.3 18 20 696.1 696.1 324.3 696.2 0.01 76 16 27763 -53.3 -85.3 1 32.0 -56.3 17 19 717.4 717.4 325.0 717.5 0.02 77 15 28178 -52.1 -84.1 1 32.0 -55.6 16 19 734.7 734.7 325.5 734.9 0.02 78 12 29628 -49.3 -83.3 1 34.0 -54.5 13 19 793.1 793.1 327.1 793.4 0.03 79 10 30830 -45.9 -81.9 1 36.0 -53.2 10 18 848.2 848.2 328.4 848.7 0.05 80 9.8 30965 -44.9 -80.9 1 36.0 -52.7 856.9 856.9 328.5 857.5 0.06 TRP 202 11860 -64.9 -68.5 61 3.6 -64.9 250 40 329.0 329.0 291.5 329.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5534.00 m Freezing level: 714.00 mb = 2984.53 m = 9791.65 ft Wetbulb zero: 789.90 mb = 2168.59 m = 7114.70 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 37.92 % Est. max temperature: 22.10 C = 71.79 F Sfc-Lift cond lev (LCL): 993.00 mb = 265.82 m = 872.10 ft T: 17.20 C 700-500 lapse rate: 6.47 C/km ThetaE index: 3.71 C Layer 944.0- 940.0 mb Conv cond level (CCL): 727.31 mb = 2836.39 m = 9305.63 ft Mean mixing ratio: 5.47 g/kg Conv temperature: 28.48 C = 83.26 F Cap Strength: 7.07 C Lifted Index: 7.32 C Risk: None Lifted Index @300 mb: 10.31 C Lifted Index @700 mb: 5.37 C Showalter Index: 4.80 C Risk: None Total Totals Index: 45.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 20.60 C K Index: 11.80 Risk: None Sweat Index: 88.20 Risk: None Energy Index: 0.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.11 J/kg Max Up Vert Vel: 7.09 m/s Conv Inhibition (B-): 57936.43 J/kg Cap Strength: 7.32 C Lift Cond Lev (LCL): 832.53 mb = 1739.46 m = 5706.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 271 at 13 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 1022 23 160 2 -0.7 1.9 | 99 13 -13.2 2.1 1 1000 206 205 6 2.5 5.4 | 119 11 -10.0 5.6 2 925 866 250 10 9.4 3.4 | 139 5 -3.2 3.6 3 850 1569 280 12 11.8 -2.1 | 21 2 -0.7 -1.9 4 700 3143 235 16 13.1 9.2 | 183 9 0.6 9.4 5 500 5740 235 27 22.1 15.5 | 211 18 9.6 15.7 6 400 7370 245 29 26.3 12.3 | 228 19 13.7 12.5 7 300 9350 235 34 27.9 19.5 | 218 25 15.3 19.7 8 250 10540 240 41 35.5 20.5 | 228 31 23.0 20.7 9 202 11860 250 40 37.6 13.7 | 241 29 25.0 13.9 10 200 11920 255 38 36.7 9.8 | 247 26 24.2 10.0 11 150 13710 270 30 30.0 -0.0 | 269 17 17.5 0.2 12 100 16260 280 16 15.8 -2.8 | 309 4 3.2 -2.6 13 70 18510 305 9 7.4 -5.2 | 46 7 -5.2 -5.0 14 50 20620 330 10 5.0 -8.7 | 42 11 -7.5 -8.5 15 30 23820 350 6 1.0 -5.9 | 64 13 -11.5 -5.7 16 20 26360 20 20 -6.8 -18.8 | 46 27 -19.4 -18.6 17 10 30830 10 18 -3.1 -17.7 | 42 24 -15.7 -17.5 Wind Parameters Mean winds (0-6000m): 240.9 at 16.7 knts Storm direction: 270.9 at 12.5 knts Shear (0-3000m) pos: 2.2 neg: 1.7 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 86.7 deg Storm rel helicity (0-3000m) pos: 22.3 neg: -4.0 tot: 18.3 m^2/s^2 ave: 6.1 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.33 Bulk Shear: 18.94 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 ------------------------------------------------------------------------------- 500 212 6 119 11| 7.6 0.0 7.6| 20.2 0.0 20.2 40.4 0.77| 8.5 6.6 1000 234 8 126 8| 5.6 0.0 5.6| 22.3 -0.1 22.3 22.3 0.54| 7.1 3.8 1500 249 9 127 5| 4.4 0.0 4.4| 22.3 -1.2 21.1 14.1 0.25| 6.3 1.6 2000 258 10 127 4| 3.3 0.7 4.0| 22.3 -1.5 20.8 10.4 0.13| 5.5 0.7 2500 258 11 137 3| 2.7 1.3 4.0| 22.3 -2.1 20.2 8.1 0.08| 5.2 0.4 3000 254 11 153 4| 2.2 1.7 3.9| 22.3 -4.0 18.3 6.1 0.03| 5.0 0.1 4000 247 13 172 5| 1.7 1.8 3.4| 29.4 -4.7 24.7 6.2 0.09| 4.3 0.4 5000 243 15 185 7| 1.3 1.8 3.1| 37.7 -4.7 33.0 6.6 0.14| 3.9 0.6 6000 241 17 194 9| 1.2 1.6 2.9| 47.9 -4.7 43.2 7.2 0.18| 3.6 0.6 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20250429.23.gif