UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042523.upa.cvt Date: 2300Z 25 APR 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 25 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 1017 19 10.8 9.7 93 1.1 10.2 190 3 282.6 283.9 282.6 303.0 7.44 1 1000 159 9.6 9.1 97 0.5 9.3 170 12 282.8 284.0 282.5 302.7 7.26 2 987 268 9.2 9.0 99 0.2 9.1 180 12 283.4 284.7 282.8 303.6 7.31 3 969 421 10.0 6.8 80 3.2 8.3 194 12 285.7 286.8 282.8 303.6 6.40 4 959 507 9.6 5.6 76 4.0 7.5 202 11 286.2 287.2 282.5 302.9 5.95 5 925 806 7.6 4.3 80 3.3 5.9 230 11 287.1 288.1 282.6 303.0 5.63 6 918 869 7.0 3.5 78 3.5 5.2 226 11 287.1 288.0 282.3 302.3 5.36 7 907 968 6.2 3.7 84 2.5 4.9 221 10 287.3 288.2 282.5 302.8 5.50 8 857 1430 2.8 1.4 90 1.4 2.1 194 8 288.4 289.3 282.4 302.5 4.94 9 854 1458 2.6 2.0 96 0.6 2.3 192 8 288.5 289.4 282.7 303.2 5.18 10 850 1496 2.4 1.7 95 0.7 2.1 190 8 288.7 289.6 282.7 303.2 5.09 11 844 1553 1.8 1.3 96 0.5 1.5 190 9 288.6 289.5 282.5 302.8 4.98 12 843 1563 1.8 1.2 96 0.6 1.5 190 9 288.7 289.6 282.5 302.9 4.95 13 824 1746 0.6 0.6 100 0.0 0.6 188 10 289.3 290.2 282.7 303.2 4.85 14 781 2175 -1.5 -1.5 100 0.0 -1.5 186 14 291.5 292.3 283.1 304.3 4.39 15 729 2722 -3.7 -4.8 92 1.1 -4.1 182 19 294.9 295.6 283.7 305.8 3.67 16 700 3042 -5.7 -5.8 99 0.1 -5.7 180 22 296.2 296.8 284.1 306.8 3.54 17 686 3200 -6.7 -6.7 100 0.0 -6.7 180 22 296.8 297.4 284.1 306.9 3.37 18 670 3385 -7.9 -8.0 99 0.1 -7.9 179 23 297.4 298.0 284.1 306.9 3.12 19 660 3502 -8.5 -9.9 90 1.4 -9.0 179 23 298.0 298.5 284.0 306.4 2.73 20 635 3800 -10.9 -11.0 99 0.1 -10.9 179 23 298.6 299.1 284.0 306.6 2.60 21 614 4058 -12.7 -12.9 98 0.2 -12.8 178 24 299.4 299.9 284.0 306.6 2.31 22 603 4196 -13.1 -13.7 95 0.6 -13.3 178 24 300.5 300.9 284.3 307.4 2.20 23 597 4273 -13.7 -15.3 88 1.6 -14.2 178 24 300.7 301.1 284.1 306.8 1.95 24 584 4440 -14.7 -16.5 86 1.8 -15.2 177 25 301.4 301.8 284.2 307.1 1.80 25 566 4677 -16.5 -17.1 95 0.6 -16.7 177 25 302.0 302.3 284.4 307.6 1.77 26 561 4744 -17.1 -17.9 93 0.8 -17.3 177 25 302.1 302.4 284.3 307.4 1.67 27 552 4865 -17.5 -20.4 78 2.9 -18.2 176 26 303.0 303.3 284.3 307.4 1.37 28 547 4933 -18.1 -21.1 77 3.0 -18.8 176 26 303.1 303.3 284.3 307.3 1.30 29 546 4947 -18.1 -21.7 73 3.6 -19.0 176 26 303.2 303.5 284.2 307.2 1.23 30 545 4961 -18.1 -21.3 76 3.2 -18.8 176 26 303.4 303.6 284.4 307.5 1.28 31 534 5113 -19.1 -25.1 59 6.0 -20.3 176 26 304.0 304.2 284.2 307.0 0.93 32 532 5141 -19.1 -24.1 65 5.0 -20.2 176 26 304.3 304.5 284.4 307.7 1.02 33 514 5396 -21.3 -25.5 69 4.2 -22.1 175 27 304.7 304.8 284.5 307.7 0.93 34 500 5600 -22.7 -27.1 67 4.4 -23.5 175 27 305.4 305.5 284.6 308.1 0.83 35 483 5852 -24.9 -28.0 75 3.1 -25.4 176 30 305.7 305.8 284.7 308.3 0.79 36 471 6034 -26.5 -29.9 73 3.4 -27.1 176 32 305.9 306.0 284.7 308.2 0.68 37 467 6095 -27.1 -29.9 77 2.8 -27.5 177 33 305.9 306.0 284.7 308.2 0.68 38 465 6126 -27.3 -29.8 79 2.5 -27.7 177 33 306.0 306.2 284.7 308.4 0.69 39 454 6297 -28.3 -34.3 56 6.0 -29.0 177 35 306.9 307.0 284.7 308.5 0.46 40 443 6472 -29.9 -35.9 56 6.0 -30.6 178 37 307.0 307.1 284.7 308.4 0.40 41 436 6585 -30.5 -38.5 45 8.0 -31.3 178 38 307.7 307.7 284.8 308.8 0.31 42 413 6967 -33.5 -39.5 55 6.0 -34.1 179 42 308.6 308.7 285.2 309.7 0.30 43 400 7190 -35.5 -39.4 67 3.9 -35.8 180 45 308.9 308.9 285.3 310.0 0.31 44 395 7277 -36.1 -39.6 70 3.5 -36.4 180 45 309.2 309.2 285.4 310.3 0.31 45 391 7348 -36.7 -40.3 69 3.6 -37.0 180 45 309.3 309.4 285.4 310.3 0.29 46 388 7401 -37.3 -43.3 54 6.0 -37.7 181 46 309.2 309.2 285.3 310.0 0.21 47 384 7472 -37.9 -43.9 53 6.0 -38.3 181 46 309.3 309.4 285.3 310.1 0.20 48 367 7781 -40.7 -45.7 59 5.0 -41.0 181 46 309.6 309.7 285.4 310.3 0.17 49 349 8121 -43.7 -46.4 74 2.7 -43.8 182 47 310.1 310.1 285.5 310.7 0.17 50 343 8237 -44.9 -47.3 77 2.4 -45.0 183 48 310.0 310.0 285.5 310.5 0.16 51 342 8256 -45.1 -48.9 66 3.8 -45.3 183 48 310.0 310.0 285.5 310.4 0.13 52 341 8276 -45.1 -48.1 72 3.0 -45.2 183 48 310.2 310.2 285.6 310.7 0.14 53 340 8295 -45.3 -51.3 51 6.0 -45.5 183 48 310.2 310.2 285.5 310.6 0.10 54 300 9120 -50.1 -63.1 20 13.0 -50.4 185 50 314.7 314.7 287.0 314.8 0.03 55 250 10290 -55.7 -67.7 21 12.0 -55.9 180 52 323.3 323.3 289.8 323.3 0.02 56 224 10989 -57.9 -71.9 15 14.0 -58.0 195 44 330.2 330.2 291.8 330.2 0.01 57 200 11710 -55.5 -77.5 5 22.0 -55.8 205 32 344.9 344.9 295.5 344.9 0.00 58 150 13550 -54.1 -80.1 3 26.0 -54.5 200 16 376.9 376.9 301.8 376.9 0.00 59 100 16160 -53.3 -84.3 1 31.0 -53.9 275 16 424.7 424.7 308.3 424.8 0.00 60 83 17351 -55.5 -86.5 1 31.0 -56.1 278 10 443.5 443.5 310.2 443.5 0.00 61 78 17748 -54.1 -86.1 1 32.0 -54.9 278 8 454.4 454.4 311.3 454.4 0.00 62 70 18440 -54.9 -86.9 1 32.0 -55.6 280 4 466.9 466.9 312.4 466.9 0.00 63 53 20218 -56.1 -88.1 1 32.0 -56.9 354 5 502.8 502.8 315.1 502.8 0.00 64 50 20590 -55.7 -88.7 1 33.0 -56.6 10 5 512.2 512.2 315.8 512.2 0.00 65 37 22504 -54.5 -89.5 1 35.0 -55.9 4 7 561.4 561.4 318.7 561.4 0.00 66 30 23840 -55.1 -90.1 1 35.0 -56.7 360 9 594.4 594.4 320.3 594.5 0.00 67 27 24515 -54.7 -89.7 1 35.0 -56.5 9 10 613.7 613.7 321.2 613.8 0.00 68 25 25006 -56.1 -90.1 1 34.0 -57.8 16 10 623.4 623.4 321.6 623.4 0.00 69 24 25267 -54.9 -89.9 1 35.0 -56.8 19 10 634.2 634.2 322.1 634.2 0.00 70 22 25822 -56.1 -90.1 1 34.0 -57.9 27 11 646.6 646.6 322.6 646.6 0.01 71 20 26430 -55.5 -90.5 1 35.0 -57.6 35 11 666.3 666.3 323.3 666.3 0.01 72 18 27102 -55.1 -91.1 0 36.0 -57.5 687.9 687.9 324.0 688.0 0.01 73 15 28277 -51.1 -89.1 0 38.0 -55.0 738.1 738.1 325.6 738.1 0.01 74 14 28725 -52.3 -89.3 0 37.0 -56.0 748.7 748.7 325.9 748.8 0.01 75 13 29207 -50.3 -88.3 0 38.0 -54.9 771.7 771.7 326.5 771.8 0.01 76 12 29727 -51.9 -88.9 0 37.0 -56.1 783.9 783.9 326.8 784.0 0.01 77 11 30293 -50.1 -88.1 0 38.0 -55.3 810.1 810.2 327.5 810.3 0.01 TRP 224 10989 -57.9 -71.9 15 14.0 -58.0 195 44 330.2 330.2 291.8 330.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5441.00 m Freezing level: 811.71 mb = 1868.89 m = 6131.46 ft Wetbulb zero: 811.65 mb = 1867.17 m = 6125.81 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 89.41 % Est. max temperature: 16.41 C = 61.54 F Sfc-Lift cond lev (LCL): 1000.35 mb = 156.07 m = 512.04 ft T: 9.63 C 700-500 lapse rate: 6.65 C/km ThetaE index: 0.75 C Layer 959.0- 925.0 mb Conv cond level (CCL): 901.34 mb = 1018.58 m = 3341.74 ft Mean mixing ratio: 6.43 g/kg Conv temperature: 15.62 C = 60.12 F Cap Strength: 4.02 C Lifted Index: 4.12 C Risk: None Lifted Index @300 mb: 8.39 C Lifted Index @700 mb: 2.01 C Showalter Index: 4.06 C Risk: None Total Totals Index: 49.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 24.40 C K Index: 26.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 73.40 Risk: None Energy Index: 1.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.71 J/kg Max Up Vert Vel: 6.74 m/s Conv Inhibition (B-): 61584.95 J/kg Cap Strength: 4.10 C Lift Cond Lev (LCL): 932.17 mb = 742.07 m = 2434.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 211 at 14 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 1017 19 190 3 0.5 3.0 | 36 12 -6.9 -9.3 1 1000 159 170 12 -2.1 11.8 | 87 9 -9.5 -0.4 2 925 806 230 11 8.4 7.1 | 349 5 1.0 -5.2 3 850 1496 190 8 1.4 7.9 | 54 7 -6.0 -4.4 4 700 3042 180 22 0.0 22.0 | 143 12 -7.4 9.8 5 500 5600 175 27 -2.4 26.9 | 146 18 -9.7 14.6 6 400 7190 180 45 0.0 45.0 | 167 34 -7.4 32.8 7 300 9120 185 50 4.4 49.8 | 175 38 -3.0 37.6 8 250 10290 180 52 0.0 52.0 | 169 40 -7.4 39.8 9 224 10989 195 44 11.4 42.5 | 188 31 4.0 30.3 10 200 11710 205 32 13.5 29.0 | 200 18 6.1 16.8 11 150 13550 200 16 5.5 15.0 | 146 3 -1.9 2.8 12 100 16160 275 16 15.9 -1.4 | 328 16 8.6 -13.6 13 70 18440 280 4 3.9 -0.7 | 15 13 -3.4 -12.9 14 50 20590 10 5 -0.9 -4.9 | 26 19 -8.3 -17.2 15 30 23840 360 9 -0.0 -9.0 | 19 22 -7.4 -21.2 16 20 26430 35 11 -6.3 -9.0 | 33 25 -13.7 -21.3 Wind Parameters Mean winds (0-6000m): 181.1 at 19.1 knts Storm direction: 211.1 at 14.3 knts Shear (0-3000m) pos: 1.3 neg: 2.6 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 106.0 deg Storm rel helicity (0-3000m) pos: 48.3 neg: -6.7 tot: 41.6 m^2/s^2 ave: 13.9 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.34 Bulk Shear: 9.72 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 ------------------------------------------------------------------------------- 500 184 11 75 7| 8.8 0.0 8.8| 20.2 -2.9 17.2 34.5 0.41| 15.3 6.3 1000 202 11 56 4| 3.9 0.0 3.9| 22.8 -6.7 16.1 16.1 0.18| 11.5 2.1 1500 203 10 49 4| 2.6 1.6 4.2| 27.9 -6.7 21.2 14.1 0.28| 9.3 2.6 2000 199 10 57 5| 1.9 1.7 3.6| 35.0 -6.7 28.3 14.1 0.38| 8.2 3.1 2500 195 11 73 5| 1.6 2.2 3.7| 42.0 -6.7 35.3 14.1 0.44| 7.5 3.3 3000 190 13 92 5| 1.3 2.6 3.9| 48.3 -6.7 41.6 13.9 0.45| 7.0 3.1 4000 186 15 116 6| 1.0 2.2 3.2| 50.2 -6.7 43.5 10.9 0.44| 5.6 2.4 5000 183 17 127 8| 0.8 2.0 2.8| 51.4 -6.7 44.7 8.9 0.42| 4.7 2.0 6000 181 19 134 10| 1.0 1.8 2.8| 65.4 -6.7 58.7 9.8 0.43| 4.4 1.9 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20250425.23.gif