UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for X1510... Searching the city database file for: X1510 ... Date:1200Z 29 APR 25 Station: X1510 WMO ident: 31510 Latitude: 50.25 Longitude: 127.50 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 7 SFC 981 168 12.4 1.4 47 11.0 7.1 105 27 287.1 287.9 281.1 299.4 4.31 2 943 498 10.0 0.0 50 10.0 5.3 129 33 287.9 288.7 281.1 299.6 4.05 3 925 658 10.6 -1.4 43 12.0 5.0 140 36 290.1 290.8 281.7 301.0 3.73 4 907 821 10.2 -1.8 43 12.0 4.6 145 34 291.4 292.0 282.3 302.2 3.69 5 850 1356 6.0 -3.0 52 9.0 2.0 160 29 292.4 293.1 282.6 303.0 3.60 6 823 1619 3.4 -4.6 56 8.0 0.0 157 29 292.4 293.0 282.2 302.1 3.30 7 732 2562 -2.1 -8.1 63 6.0 -4.4 145 29 296.3 296.9 283.4 304.9 2.83 8 701 2906 -2.7 -9.7 59 7.0 -5.4 140 29 299.4 299.8 284.3 307.4 2.61 9 700 2917 -2.9 -9.9 58 7.0 -5.5 140 29 299.3 299.7 284.2 307.2 2.57 10 636 3666 -8.9 -13.1 72 4.2 -10.3 154 29 300.8 301.2 284.4 307.6 2.19 11 608 4014 -8.9 -19.9 41 11.0 -12.0 161 29 304.7 304.9 284.9 308.9 1.30 12 567 4549 -12.9 -22.9 43 10.0 -15.4 171 29 306.1 306.3 285.2 309.6 1.07 13 500 5490 -21.3 -32.3 36 11.0 -23.1 190 29 307.1 307.2 284.9 308.8 0.51 14 406 6995 -33.9 -41.9 44 8.0 -34.6 171 29 309.6 309.7 285.5 310.5 0.24 15 400 7100 -34.9 -42.9 44 8.0 -35.5 170 29 309.6 309.7 285.5 310.4 0.22 16 367 7694 -39.7 -51.7 27 12.0 -40.3 171 26 311.0 311.0 285.8 311.3 0.09 17 315 8726 -44.7 -56.7 25 12.0 -45.1 174 21 317.9 317.9 288.1 318.1 0.06 18 300 9050 -47.7 -59.7 24 12.0 -48.0 175 19 318.1 318.1 288.2 318.3 0.04 19 250 10220 -58.1 -71.1 17 13.0 -58.2 190 23 319.7 319.7 288.6 319.7 0.01 20 244 10374 -59.7 -72.7 17 13.0 -59.8 192 23 319.5 319.5 288.6 319.6 0.01 21 226 10854 -63.5 -77.5 13 14.0 -63.6 200 24 320.8 320.8 289.0 320.8 0.00 22 215 11162 -64.7 -77.7 15 13.0 -64.8 205 25 323.5 323.5 289.8 323.6 0.00 23 210 11307 -64.7 -78.7 13 14.0 -64.8 210 22 325.7 325.7 290.5 325.7 0.00 24 200 11610 -61.7 -75.7 14 14.0 -61.8 220 15 335.1 335.1 293.1 335.1 0.01 25 184 12127 -57.9 -73.9 11 16.0 -58.1 234 12 349.3 349.3 296.5 349.3 0.01 26 157 13129 -53.7 -72.7 8 19.0 -54.1 262 7 372.7 372.7 301.1 372.7 0.01 27 150 13420 -54.3 -74.3 7 20.0 -54.6 270 5 376.5 376.5 301.7 376.6 0.01 28 100 16020 -54.3 -77.3 4 23.0 -54.9 260 7 422.8 422.8 308.0 422.9 0.01 29 70 18310 -53.5 -77.5 4 24.0 -54.4 300 5 469.9 469.9 312.7 470.0 0.01 30 50 20470 -53.5 -77.5 4 24.0 -54.6 155 5 517.4 517.4 316.1 517.5 0.02 31 32 23343 -53.3 -77.3 4 24.0 -55.1 588.4 588.4 320.1 588.6 0.03 TRP 215 11162 -64.7 -77.7 15 13.0 -64.8 205 25 323.5 323.5 289.8 323.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5483.00 m Freezing level: 766.75 mb = 2201.90 m = 7223.99 ft Wetbulb zero: 822.60 mb = 1623.39 m = 5326.03 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 51.72 % Est. max temperature: 17.66 C = 63.79 F Sfc-Lift cond lev (LCL): 830.15 mb = 1548.87 m = 5081.54 ft T: 4.10 C 700-500 lapse rate: 7.15 C/km ThetaE index: 0.90 C Layer 823.0- 732.0 mb Conv cond level (CCL): 677.12 mb = 3176.47 m = 10421.37 ft Mean mixing ratio: 3.90 g/kg Conv temperature: 25.02 C = 77.03 F Cap Strength: 7.94 C Lifted Index: 7.10 C Risk: None Lifted Index @300 mb: 12.40 C Lifted Index @700 mb: 6.07 C Showalter Index: 5.57 C Risk: None Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.30 C Cross Totals Index: 18.30 C K Index: 17.30 Risk: < 20 % chance of thunderstorms Sweat Index: 87.00 Risk: None Energy Index: 1.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.59 J/kg Max Up Vert Vel: 7.01 m/s Conv Inhibition (B-): 37168.12 J/kg Cap Strength: 7.93 C Lift Cond Lev (LCL): 784.97 mb = 1999.83 m = 6561.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 188 at 22 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 ---------------------------------------------------------- 0 981 168 105 27 -26.1 7.0 | 63 33 -29.3 -15.0 1 925 658 140 36 -23.1 27.6 | 102 27 -26.3 5.6 2 850 1356 160 29 -9.9 27.3 | 112 14 -13.1 5.3 3 700 2917 140 29 -18.6 22.2 | 91 22 -21.8 0.3 4 500 5490 190 29 5.0 28.6 | 196 7 1.8 6.6 5 400 7100 170 29 -5.0 28.6 | 129 11 -8.2 6.6 6 300 9050 175 19 -1.7 18.9 | 58 6 -4.9 -3.0 7 250 10220 190 23 4.0 22.7 | 229 1 0.8 0.7 8 215 11162 205 25 10.6 22.7 | 265 7 7.4 0.7 9 200 11610 220 15 9.6 11.5 | 328 12 6.4 -10.5 10 150 13420 270 5 5.0 -0.0 | 355 22 1.8 -22.0 11 100 16020 260 7 6.9 1.2 | 350 21 3.7 -20.7 12 70 18310 300 5 4.3 -2.5 | 357 24 1.1 -24.5 13 50 20470 155 5 -2.1 4.5 | 17 18 -5.3 -17.4 Wind Parameters Mean winds (0-6000m): 158.3 at 29.6 knts Storm direction: 188.3 at 22.2 knts Shear (0-3000m) pos: 4.3 neg: 1.1 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 32.1 deg Storm rel helicity (0-3000m) pos: 189.3 neg: -29.9 tot: 159.4 m^2/s^2 ave: 53.1 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 3.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.61 Bulk Shear: 40.11 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 ------------------------------------------------------------------------------- 500 125 32 83 29| 21.5 0.0 21.5|161.6 0.0 161.6 323.2 0.96| 22.0 21.1 1000 137 32 94 26| 12.6 0.0 12.6|179.4 0.0 179.4 179.4 0.75| 16.0 12.1 1500 143 31 98 22| 8.3 0.0 8.3|181.6 -5.1 176.6 117.7 0.62| 12.5 7.8 2000 145 31 99 21| 6.2 0.8 7.1|181.6 -14.5 167.2 83.6 0.52| 10.2 5.3 2500 146 30 99 21| 5.0 1.3 6.3|181.6 -25.2 156.5 62.6 0.43| 8.8 3.8 3000 145 30 98 21| 4.3 1.1 5.4|189.3 -29.9 159.4 53.1 0.41| 7.9 3.3 4000 147 30 100 20| 4.4 0.8 5.2|216.9 -29.9 187.1 46.8 0.45| 7.2 3.3 5000 153 30 105 17| 4.3 0.7 5.0|236.7 -29.9 206.8 41.4 0.51| 6.8 3.5 6000 158 30 111 15| 3.7 0.8 4.5|242.0 -37.2 204.8 34.1 0.45| 6.3 2.8 Wrote GIF file: /home/apache/climate/data/raob//X1510/skewt/X1510.skewt.20250429.12.gif