UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for EI953... Searching the city database file for: EI953 ... Date:0000Z 27 APR 25 Station: EI953 WMO ident: 3953 Latitude: 51.94 Longitude: -10.24 ------------------------------------------------------------------------------- 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 22 12.8 12.0 95 0.8 12.3 185 13 284.6 286.1 284.8 308.6 8.69 1 1000 163 12.0 11.1 94 0.9 11.5 210 27 285.1 286.6 284.7 308.2 8.32 2 925 812 8.4 8.0 97 0.4 8.2 220 29 287.9 289.2 284.7 308.4 7.29 3 850 1507 4.6 4.5 99 0.1 4.5 220 27 291.0 292.1 284.8 308.8 6.22 4 843 1574 3.8 3.8 100 0.0 3.8 221 27 290.8 291.9 284.5 307.9 5.97 5 764 2368 -0.7 -0.8 99 0.1 -0.7 228 31 294.3 295.1 284.6 308.1 4.72 6 760 2410 -1.1 -2.2 92 1.1 -1.6 229 32 294.3 295.0 284.1 306.9 4.28 7 754 2473 0.2 -6.8 59 7.0 -2.7 229 32 296.3 296.9 283.6 305.5 3.04 8 752 2495 0.4 -5.6 64 6.0 -2.1 229 32 296.8 297.4 284.1 306.8 3.35 9 742 2602 -0.3 -2.5 85 2.2 -1.3 230 33 297.2 297.9 285.3 309.9 4.29 10 715 2898 -2.3 -3.7 90 1.4 -2.9 233 34 298.1 298.9 285.4 310.3 4.07 11 700 3066 -3.1 -6.1 80 3.0 -4.3 235 35 299.1 299.7 285.1 309.5 3.46 12 661 3515 -6.3 -11.3 68 5.0 -8.1 238 36 300.4 300.8 284.5 307.9 2.44 13 623 3973 -9.7 -10.6 93 0.9 -10.0 240 36 301.6 302.1 285.4 310.1 2.74 14 613 4098 -9.1 -12.1 79 3.0 -10.1 241 36 303.7 304.2 285.8 311.4 2.46 15 570 4655 -12.3 -16.4 71 4.1 -13.6 244 37 306.3 306.7 286.1 312.3 1.86 16 557 4831 -13.7 -17.4 74 3.7 -14.8 245 37 306.7 307.0 286.2 312.3 1.75 17 500 5640 -19.1 -26.1 54 7.0 -20.5 250 38 309.8 309.9 286.3 312.8 0.91 18 495 5715 -19.7 -26.7 54 7.0 -21.1 250 38 309.9 310.1 286.4 312.8 0.87 19 480 5943 -21.3 -38.3 20 17.0 -23.6 252 38 310.7 310.7 285.9 311.7 0.29 20 467 6145 -22.7 -38.7 22 16.0 -24.8 253 39 311.4 311.4 286.2 312.4 0.29 21 433 6695 -27.3 -45.3 16 18.0 -29.0 256 39 312.3 312.4 286.4 312.9 0.15 22 400 7260 -32.5 -46.5 24 14.0 -33.6 260 40 312.7 312.8 286.5 313.3 0.15 23 342 8345 -41.3 -53.3 26 12.0 -41.8 255 50 315.1 315.1 287.2 315.4 0.08 24 300 9220 -49.3 -53.2 64 3.9 -49.4 250 58 315.9 315.9 287.5 316.2 0.09 25 295 9330 -50.5 -55.4 56 4.9 -50.7 252 60 315.7 315.7 287.4 316.0 0.07 26 280 9668 -52.8 -58.8 48 6.0 -52.9 260 66 317.1 317.1 287.9 317.3 0.05 27 267 9973 -54.9 -61.9 42 7.0 -55.0 266 64 318.4 318.4 288.3 318.5 0.03 28 250 10390 -58.5 -63.0 56 4.5 -58.6 275 62 319.1 319.1 288.5 319.2 0.03 29 246 10491 -59.3 -63.2 60 3.9 -59.3 273 62 319.4 319.4 288.6 319.5 0.03 30 242 10593 -59.7 -64.7 52 5.0 -59.7 271 61 320.3 320.3 288.9 320.4 0.03 31 233 10828 -61.1 -66.1 51 5.0 -61.2 266 60 321.6 321.6 289.3 321.7 0.02 32 226 11017 -59.7 -70.7 23 11.0 -59.8 262 59 326.6 326.6 290.7 326.7 0.01 33 205 11619 -63.9 -70.9 38 7.0 -64.0 250 56 329.2 329.2 291.5 329.3 0.01 34 200 11770 -62.3 -74.3 19 12.0 -62.4 260 52 334.1 334.1 292.8 334.1 0.01 35 178 12495 -57.9 -80.9 4 23.0 -58.1 258 40 352.6 352.6 297.2 352.6 0.00 36 150 13580 -54.7 -85.7 1 31.0 -55.1 255 23 375.8 375.8 301.6 375.8 0.00 37 138 14115 -54.3 -85.3 1 31.0 -54.7 252 20 385.6 385.6 303.1 385.6 0.00 38 119 15061 -56.9 -87.9 1 31.0 -57.3 246 15 397.5 397.5 304.9 397.5 0.00 39 100 16170 -54.9 -86.9 1 32.0 -55.5 240 9 421.7 421.7 307.9 421.7 0.00 40 70 18440 -55.9 -88.9 1 33.0 -56.6 250 13 464.8 464.8 312.2 464.8 0.00 41 50 20570 -56.1 -89.1 1 33.0 -57.0 160 1 511.3 511.3 315.7 511.3 0.00 42 41 21828 -57.7 -89.7 1 32.0 -58.6 108 3 537.1 537.1 317.3 537.2 0.00 43 30 23810 -55.7 -90.7 1 35.0 -57.2 25 7 592.8 592.8 320.3 592.8 0.00 44 20 26400 -53.9 -90.9 0 37.0 -56.3 60 11 671.2 671.2 323.4 671.2 0.00 45 15 28248 -54.1 -90.1 0 36.0 -57.1 43 9 728.1 728.1 325.3 728.1 0.01 46 10 30880 -49.3 -87.3 0 38.0 -55.1 20 7 835.5 835.5 328.1 835.7 0.02 47 9.3 31356 -48.9 -86.9 0 38.0 -55.1 854.6 854.6 328.5 854.8 0.02 48 6.2 34090 -37.1 -79.1 0 42.0 -51.5 1010.1 1010.2 331.4 1011.6 0.12 TRP 205 11619 -63.9 -70.9 38 7.0 -64.0 250 56 329.2 329.2 291.5 329.3 0.01 WND 280 9668 -52.8 -58.8 48 6.0 -52.9 260 66 317.1 317.1 287.9 317.3 0.05 Sounding variables and indices 1000-500 mb thick: 5477.00 m Freezing level: 776.29 mb = 2244.43 m = 7363.52 ft Freezing level: 754.92 mb = 2463.50 m = 8082.26 ft Freezing level: 746.29 mb = 2555.93 m = 8385.49 ft Wetbulb zero: 776.91 mb = 2232.76 m = 7325.24 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 84.09 % Est. max temperature: 18.50 C = 65.30 F Sfc-Lift cond lev (LCL): 1004.99 mb = 121.36 m = 398.15 ft T: 12.24 C 700-500 lapse rate: 6.22 C/km ThetaE index: 2.60 C Layer 760.0- 752.0 mb Conv cond level (CCL): 946.39 mb = 621.72 m = 2039.75 ft Mean mixing ratio: 7.87 g/kg Conv temperature: 15.33 C = 59.60 F Cap Strength: 3.56 C Lifted Index: 4.26 C Risk: None Lifted Index @300 mb: 5.52 C Lifted Index @700 mb: 1.86 C Showalter Index: 3.97 C Risk: None Total Totals Index: 47.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 23.60 C K Index: 25.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 233.50 Risk: None Energy Index: 0.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.95 J/kg Max Up Vert Vel: 5.82 m/s Conv Inhibition (B-): 8.36 J/kg Cap Strength: 4.15 C Lift Cond Lev (LCL): 956.61 mb = 532.25 m = 1746.22 ft Lev Free Conv (LFC): 841.61 mb = 1587.62 m = 5208.67 ft Equ Level (EL): 761.61 mb = 2392.88 m = 7850.56 ft B at Equ Level: 15.70 J/kg Max Parcel Lev (MPL): 731.61 mb = 2714.43 m = 8905.50 ft Wind level data Storm motion: 265 at 25 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 22 185 13 1.1 13.0 | 115 26 -23.5 10.8 1 1000 163 210 27 13.5 23.4 | 152 24 -11.2 21.2 2 925 812 220 29 18.6 22.2 | 163 21 -6.0 20.0 3 850 1507 220 27 17.4 20.7 | 158 20 -7.3 18.5 4 700 3066 235 35 28.7 20.1 | 193 18 4.0 17.9 5 500 5640 250 38 35.7 13.0 | 226 15 11.0 10.8 6 400 7260 260 40 39.4 6.9 | 252 15 14.7 4.7 7 300 9220 250 58 54.5 19.8 | 239 35 29.8 17.6 8 280 9668 260 66 65.0 11.5 | 257 41 40.3 9.3 9 250 10390 275 62 61.8 -5.4 | 282 38 37.1 -7.6 10 205 11619 250 56 52.6 19.2 | 239 33 28.0 17.0 11 200 11770 260 52 51.2 9.0 | 256 27 26.5 6.8 12 150 13580 255 23 22.2 6.0 | 147 4 -2.4 3.8 13 100 16170 240 9 7.8 4.5 | 98 17 -16.9 2.3 14 70 18440 250 13 12.2 4.4 | 100 13 -12.4 2.2 15 50 20570 160 1 -0.3 0.9 | 87 25 -25.0 -1.3 16 30 23810 25 7 -3.0 -6.3 | 73 29 -27.6 -8.5 17 20 26400 60 11 -9.5 -5.5 | 77 35 -34.2 -7.7 18 10 30880 20 7 -2.4 -6.6 | 72 28 -27.1 -8.8 Wind Parameters Mean winds (0-6000m): 234.9 at 33.0 knts Storm direction: 264.9 at 24.8 knts Shear (0-3000m) pos: 4.8 neg: 0.0 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 77.0 deg Storm rel helicity (0-3000m) pos: 185.0 neg: -8.6 tot: 176.4 m^2/s^2 ave: 58.8 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 5.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.61 Bulk Shear: 27.61 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 ------------------------------------------------------------------------------- 500 210 25 149 23| 18.7 0.0 18.7|119.7 0.0 119.7 239.4 0.97| 19.9 19.3 1000 215 27 155 22| 9.9 0.0 9.9|130.8 -2.7 128.1 128.1 0.91| 11.5 10.4 1500 217 27 157 21| 6.2 0.0 6.2|130.8 -8.6 122.2 81.4 0.81| 8.1 6.5 2000 218 28 159 21| 5.5 0.0 5.5|148.4 -8.6 139.8 69.9 0.83| 7.0 5.8 2500 220 28 162 20| 5.1 0.0 5.1|166.4 -8.6 157.9 63.1 0.85| 6.3 5.4 3000 223 29 166 20| 4.8 0.0 4.8|185.0 -8.6 176.4 58.8 0.86| 5.9 5.1 4000 227 31 173 19| 3.9 0.0 3.9|202.3 -8.6 193.7 48.4 0.87| 5.0 4.3 5000 231 32 181 18| 3.4 0.0 3.4|218.6 -8.6 210.0 42.0 0.88| 4.4 3.8 6000 235 33 188 17| 3.0 0.0 3.0|235.3 -8.6 226.7 37.8 0.89| 4.0 3.6 Wrote GIF file: /home/apache/climate/data/raob//EI953/skewt/EI953.skewt.20250427.00.gif