UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043023.upa.cvt Date: 2300Z 30 APR 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 30 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 22 11.4 8.4 82 3.0 9.7 155 2 283.2 284.4 282.2 302.0 6.81 1 1013 54 14.4 7.4 63 7.0 10.6 162 5 286.5 287.6 283.1 304.4 6.38 2 1000 163 15.2 6.2 55 9.0 10.3 185 16 288.4 289.4 283.5 305.2 5.95 3 997 188 15.2 6.2 55 9.0 10.3 187 16 288.6 289.6 283.6 305.5 5.96 4 996 197 15.6 5.6 51 10.0 10.2 187 16 289.1 290.1 283.5 305.4 5.73 5 981 327 18.6 5.6 42 13.0 11.4 195 16 293.4 294.4 285.4 310.2 5.81 6 968 441 17.8 7.8 52 10.0 12.0 202 16 293.7 294.9 286.6 313.5 6.87 7 958 530 17.4 7.4 52 10.0 11.7 207 16 294.1 295.3 286.6 313.7 6.75 8 925 828 15.0 7.0 59 8.0 10.4 225 16 294.6 295.9 286.9 314.4 6.80 9 924 837 15.0 7.0 59 8.0 10.4 225 16 294.7 296.0 286.9 314.5 6.81 10 863 1410 9.8 3.8 66 6.0 6.6 246 12 295.1 296.2 286.1 312.1 5.83 11 852 1517 8.8 2.8 66 6.0 5.7 249 11 295.2 296.2 285.8 311.2 5.50 12 850 1536 8.8 2.8 66 6.0 5.7 250 11 295.4 296.4 285.8 311.5 5.51 13 817 1862 5.6 2.0 78 3.6 3.8 251 13 295.3 296.3 285.8 311.2 5.41 14 792 2116 3.8 -0.5 73 4.3 1.7 252 15 296.1 296.9 285.2 309.8 4.66 15 782 2219 3.0 -0.6 77 3.6 1.3 252 15 296.3 297.1 285.4 310.1 4.68 16 777 2271 2.8 -1.7 72 4.5 0.7 252 16 296.6 297.4 285.1 309.5 4.34 17 768 2365 2.0 -1.3 79 3.3 0.4 253 16 296.7 297.5 285.4 310.2 4.53 18 764 2407 2.0 -3.0 69 5.0 -0.3 253 16 297.2 297.9 285.0 309.1 4.01 19 751 2546 1.0 -3.2 73 4.2 -0.9 253 17 297.5 298.3 285.1 309.6 4.02 20 740 2664 0.2 -5.8 64 6.0 -2.3 254 18 297.9 298.5 284.6 308.0 3.35 21 739 2675 0.0 -6.0 64 6.0 -2.5 254 18 297.8 298.4 284.5 307.8 3.30 22 738 2686 0.2 -8.8 51 9.0 -3.3 254 18 298.2 298.6 283.9 306.3 2.66 23 736 2708 0.2 -8.8 51 9.0 -3.3 254 18 298.4 298.9 284.0 306.5 2.67 24 734 2730 0.0 -8.0 55 8.0 -3.2 254 19 298.4 298.9 284.2 307.1 2.85 25 732 2751 0.0 -6.0 64 6.0 -2.5 254 19 298.6 299.2 284.8 308.7 3.33 26 727 2806 -0.5 -6.5 64 6.0 -3.0 254 19 298.7 299.3 284.7 308.5 3.23 27 725 2828 -0.7 -5.6 69 4.9 -2.8 254 19 298.7 299.3 285.0 309.2 3.47 28 720 2884 -1.1 -7.1 64 6.0 -3.6 254 20 298.8 299.4 284.7 308.3 3.11 29 717 2917 -1.5 -5.0 77 3.5 -3.0 254 20 298.8 299.4 285.2 309.8 3.68 30 708 3018 -2.3 -5.3 80 3.0 -3.6 255 20 299.0 299.6 285.3 309.9 3.64 31 700 3108 -2.5 -9.5 59 7.0 -5.2 255 21 299.7 300.2 284.5 307.9 2.66 32 699 3119 -2.7 -10.7 54 8.0 -5.7 255 21 299.6 300.1 284.2 307.1 2.42 33 698 3131 -2.7 -11.7 50 9.0 -6.0 255 21 299.7 300.1 284.1 306.7 2.23 34 697 3142 -2.7 -15.7 36 13.0 -6.9 255 21 299.9 300.2 283.4 304.9 1.61 35 696 3153 -2.5 -17.5 31 15.0 -7.2 255 21 300.2 300.5 283.2 304.6 1.39 36 678 3361 -3.9 -16.9 36 13.0 -7.9 253 21 300.9 301.2 283.7 305.7 1.50 37 668 3478 -4.5 -19.5 30 15.0 -8.9 252 22 301.5 301.7 283.5 305.4 1.22 38 664 3525 -4.7 -23.7 21 19.0 -9.6 251 22 301.8 302.0 283.2 304.6 0.85 39 656 3620 -5.5 -22.5 25 17.0 -10.1 250 22 301.9 302.1 283.4 305.1 0.96 40 648 3716 -5.7 -27.7 16 22.0 -10.8 249 22 302.8 302.9 283.3 304.8 0.61 41 595 4379 -10.3 -34.3 12 24.0 -14.7 243 23 304.9 305.0 283.8 306.1 0.35 42 548 5009 -13.3 -41.3 8 28.0 -17.5 237 25 308.6 308.7 285.1 309.3 0.19 43 500 5700 -18.5 -49.5 5 31.0 -21.8 230 26 310.5 310.5 285.6 310.8 0.08 44 491 5835 -19.1 -51.1 4 32.0 -22.4 230 26 311.4 311.4 285.9 311.6 0.07 45 488 5881 -18.7 -52.7 3 34.0 -22.1 230 27 312.4 312.4 286.2 312.6 0.06 46 486 5911 -18.7 -45.7 7 27.0 -22.0 230 27 312.8 312.8 286.5 313.3 0.13 47 473 6113 -20.5 -44.5 10 24.0 -23.3 230 27 313.0 313.0 286.6 313.5 0.15 48 472 6128 -20.7 -40.7 15 20.0 -23.3 230 28 312.9 313.0 286.6 313.8 0.23 49 462 6286 -21.7 -45.7 10 24.0 -24.4 230 28 313.6 313.6 286.8 314.1 0.14 50 461 6302 -21.9 -41.9 15 20.0 -24.4 230 28 313.5 313.6 286.8 314.3 0.21 51 439 6660 -24.5 -50.5 7 26.0 -26.8 230 29 314.7 314.7 287.1 315.0 0.08 52 400 7330 -30.1 -50.1 12 20.0 -31.6 230 32 315.9 315.9 287.5 316.2 0.10 53 390 7509 -31.7 -49.7 15 18.0 -33.0 230 33 316.1 316.1 287.6 316.5 0.10 54 373 7823 -33.9 -55.9 9 22.0 -35.1 231 34 317.2 317.2 287.9 317.4 0.05 55 300 9310 -45.5 -51.5 51 6.0 -45.7 235 41 321.2 321.2 289.2 321.7 0.11 56 250 10500 -55.3 -60.0 56 4.7 -55.4 230 46 323.9 323.9 290.0 324.0 0.05 57 214 11474 -63.3 -66.2 68 2.9 -63.3 245 45 326.1 326.1 290.6 326.2 0.02 58 200 11890 -62.9 -72.9 25 10.0 -63.0 245 34 333.2 333.2 292.6 333.2 0.01 59 150 13690 -57.7 -84.7 2 27.0 -58.0 260 26 370.7 370.7 300.7 370.7 0.00 60 100 16260 -56.5 -85.5 1 29.0 -56.9 250 15 418.6 418.6 307.6 418.6 0.00 61 97 16453 -55.9 -85.9 1 30.0 -56.4 254 14 423.4 423.4 308.1 423.4 0.00 62 82 17514 -59.1 -87.1 1 28.0 -59.5 278 10 437.7 437.7 309.6 437.7 0.00 63 70 18510 -57.3 -86.3 1 29.0 -57.9 300 6 461.8 461.8 312.0 461.8 0.00 64 56 19910 -59.9 -87.9 1 28.0 -60.4 333 7 486.3 486.3 314.0 486.3 0.00 65 50 20620 -57.7 -86.7 1 29.0 -58.5 350 7 507.5 507.5 315.5 507.5 0.00 66 33 23233 -60.1 -88.1 1 28.0 -60.9 10 9 565.2 565.2 318.9 565.2 0.00 67 30 23830 -58.9 -87.9 1 29.0 -59.9 15 10 584.1 584.1 319.9 584.1 0.01 68 28 24262 -58.5 -88.5 1 30.0 -59.7 13 10 596.8 596.8 320.5 596.9 0.01 69 24 25223 -60.9 -88.9 1 28.0 -61.9 9 11 616.7 616.7 321.3 616.8 0.01 70 20 26360 -58.3 -88.3 1 30.0 -59.9 5 12 657.7 657.7 323.0 657.8 0.01 71 18 27027 -55.9 -86.9 1 31.0 -58.1 685.4 685.4 324.0 685.5 0.01 72 17 27391 -55.7 -86.7 1 31.0 -58.0 697.4 697.4 324.3 697.4 0.01 73 14 28641 -50.9 -84.9 1 34.0 -55.1 753.4 753.5 326.0 753.6 0.02 74 13 29122 -51.9 -85.9 1 34.0 -55.9 766.1 766.1 326.4 766.3 0.02 75 11 30211 -49.5 -84.5 1 35.0 -54.9 812.3 812.3 327.5 812.6 0.03 TRP 214 11474 -63.3 -66.2 68 2.9 -63.3 245 45 326.1 326.1 290.6 326.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5537.00 m Freezing level: 732.00 mb = 2751.47 m = 9027.01 ft Wetbulb zero: 765.55 mb = 2390.83 m = 7843.84 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 41.06 % Est. max temperature: 23.38 C = 74.09 F Sfc-Lift cond lev (LCL): 971.91 mb = 406.39 m = 1333.27 ft T: 18.04 C 700-500 lapse rate: 6.17 C/km ThetaE index: 3.24 C Layer 863.0- 850.0 mb Conv cond level (CCL): 795.91 mb = 2075.46 m = 6809.17 ft Mean mixing ratio: 6.46 g/kg Conv temperature: 24.22 C = 75.60 F Cap Strength: 3.20 C Lifted Index: 3.22 C Risk: None Lifted Index @300 mb: 7.57 C Lifted Index @700 mb: 1.17 C Showalter Index: 2.87 C Risk: Showers probable Total Totals Index: 48.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.30 C Cross Totals Index: 21.30 C K Index: 23.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 81.60 Risk: None Energy Index: -0.09 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.93 J/kg Max Up Vert Vel: 8.48 m/s Conv Inhibition (B-): 46290.26 J/kg Cap Strength: 3.23 C Lift Cond Lev (LCL): 838.68 mb = 1646.41 m = 5401.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 269 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 1017 22 155 2 -0.8 1.8 | 96 16 -15.5 1.6 1 1000 163 185 16 1.4 15.9 | 140 21 -13.2 15.7 2 925 828 225 16 11.3 11.3 | 163 12 -3.3 11.1 3 850 1536 250 11 10.3 3.8 | 130 6 -4.3 3.5 4 700 3108 255 21 20.3 5.4 | 227 8 5.7 5.2 5 500 5700 230 26 19.9 16.7 | 198 17 5.3 16.5 6 400 7330 230 32 24.5 20.6 | 206 23 9.9 20.3 7 300 9310 235 41 33.6 23.5 | 219 30 19.0 23.3 8 250 10500 230 46 35.2 29.6 | 215 36 20.6 29.3 9 214 11474 245 45 40.8 19.0 | 234 32 26.2 18.8 10 200 11890 245 34 30.8 14.4 | 229 22 16.2 14.1 11 150 13690 260 26 25.6 4.5 | 249 12 11.0 4.3 12 100 16260 250 15 14.1 5.1 | 174 5 -0.5 4.9 13 70 18510 300 6 5.2 -3.0 | 71 10 -9.4 -3.2 14 50 20620 350 7 1.2 -6.9 | 62 15 -13.4 -7.1 15 30 23830 15 10 -2.6 -9.7 | 60 20 -17.2 -9.9 16 20 26360 5 12 -1.0 -12.0 | 52 20 -15.7 -12.2 Wind Parameters Mean winds (0-6000m): 239.1 at 19.5 knts Storm direction: 269.1 at 14.6 knts Shear (0-3000m) pos: 3.6 neg: 0.0 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 128.8 deg Storm rel helicity (0-3000m) pos: 103.0 neg: -7.6 tot: 95.5 m^2/s^2 ave: 31.8 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 4.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.38 Bulk Shear: 26.00 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 ------------------------------------------------------------------------------- 500 193 14 139 18| 15.3 0.0 15.3| 82.2 0.0 82.2 164.4 0.87| 20.9 18.3 1000 208 15 149 15| 7.4 0.0 7.4| 91.9 -1.3 90.7 90.7 0.72| 14.3 10.3 1500 217 14 151 13| 3.9 0.0 3.9| 91.9 -7.6 84.4 56.3 0.50| 11.3 5.6 2000 225 14 153 11| 3.7 0.0 3.7| 95.4 -7.6 87.8 43.9 0.53| 9.3 4.9 2500 232 14 158 9| 3.6 0.0 3.6| 99.2 -7.6 91.6 36.6 0.57| 8.1 4.6 3000 237 15 165 8| 3.6 0.0 3.6|103.0 -7.6 95.5 31.8 0.58| 7.3 4.2 4000 242 17 180 8| 2.7 0.5 3.2|103.7 -12.5 91.2 22.8 0.49| 6.0 3.0 5000 242 18 189 9| 2.1 0.9 3.0|103.7 -20.5 83.2 16.6 0.40| 5.3 2.1 6000 239 19 192 10| 1.8 1.0 2.8|106.4 -27.7 78.7 13.1 0.35| 4.8 1.7 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20250531.23.gif