UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for X1510... Searching the city database file for: X1510 ... Date:1200Z 28 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 55 SFC 986 172 8.6 2.6 66 6.0 5.7 115 9 282.9 283.7 279.5 296.0 4.68 2 980 222 7.0 2.3 72 4.7 4.8 121 10 281.8 282.6 278.9 294.6 4.60 3 939 574 7.0 -1.0 57 8.0 3.4 161 17 285.2 285.9 279.6 296.0 3.78 4 925 697 5.8 -2.2 56 8.0 2.3 175 19 285.2 285.8 279.2 295.3 3.51 5 850 1384 1.2 -5.8 60 7.0 -1.6 225 15 287.4 287.9 279.5 295.9 2.91 6 787 1997 -4.3 -8.6 72 4.3 -5.8 263 13 287.9 288.4 279.3 295.3 2.53 7 700 2914 -8.1 -14.1 62 6.0 -9.9 320 11 293.5 293.8 280.9 299.1 1.83 8 675 3196 -9.5 -12.8 77 3.3 -10.5 322 13 295.0 295.4 282.0 301.5 2.11 9 666 3299 -10.5 -13.5 79 3.0 -11.4 323 14 295.0 295.4 281.8 301.2 2.02 10 628 3749 -14.1 -18.9 67 4.8 -15.3 326 17 295.9 296.2 281.4 300.2 1.37 11 550 4750 -16.7 -22.7 60 6.0 -18.1 334 24 304.3 304.5 284.5 307.9 1.12 12 500 5460 -21.5 -28.5 53 7.0 -22.8 340 29 306.8 307.0 285.1 309.3 0.73 13 448 6257 -26.9 -34.9 47 8.0 -28.0 340 27 309.8 309.9 285.8 311.4 0.44 14 400 7060 -33.7 -43.7 36 10.0 -34.5 340 25 311.2 311.2 286.0 311.9 0.20 15 375 7510 -36.9 -46.9 35 10.0 -37.5 312.8 312.8 286.5 313.3 0.15 TRP WND Sounding variables and indices 1000-500 mb thick: 5405.00 m Freezing level: 836.25 mb = 1517.79 m = 4979.57 ft Wetbulb zero: 880.30 mb = 1099.44 m = 3607.03 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 63.97 % Est. max temperature: 13.22 C = 55.79 F Sfc-Lift cond lev (LCL): 899.67 mb = 922.59 m = 3026.82 ft T: 4.29 C 700-500 lapse rate: 5.26 C/km ThetaE index: 1.37 C Layer 980.0- 939.0 mb Conv cond level (CCL): 800.41 mb = 1862.64 m = 6110.96 ft Mean mixing ratio: 3.80 g/kg Conv temperature: 13.50 C = 56.30 F Cap Strength: 9.65 C Lifted Index: 10.74 C Risk: None Lifted Index @700 mb: 4.07 C Showalter Index: 10.41 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 15.70 C K Index: 10.90 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 2.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.46 J/kg Max Up Vert Vel: 5.91 m/s Conv Inhibition (B-): 1825.28 J/kg Cap Strength: 10.50 C Lift Cond Lev (LCL): 839.10 mb = 1486.76 m = 4877.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 349 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 ---------------------------------------------------------- 0 986 172 115 9 -8.2 3.8 | 148 20 -10.9 17.3 1 925 697 175 19 -1.7 18.9 | 172 33 -4.4 32.5 2 850 1384 225 15 10.6 10.6 | 198 25 7.9 24.1 3 700 2914 320 11 7.1 -8.4 | 220 7 4.3 5.1 4 500 5460 340 29 9.9 -27.3 | 332 15 7.2 -13.7 5 400 7060 340 25 8.6 -23.5 | 330 12 5.8 -10.0 Wind Parameters Mean winds (0-6000m): 318.6 at 18.4 knts Storm direction: 348.6 at 13.8 knts Shear (0-3000m) pos: 3.6 neg: 0.0 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 88.6 deg Storm rel helicity (0-3000m) pos: 246.7 neg: -0.9 tot: 245.8 m^2/s^2 ave: 81.9 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 6.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.13 Bulk Shear: 133.88 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 ------------------------------------------------------------------------------- 500 155 14 162 27| 16.0 0.0 16.0| 81.8 0.0 81.8 163.7 0.66| 17.2 11.3 1000 176 16 172 29| 9.9 0.0 9.9|170.4 0.0 170.4 170.4 0.77| 14.7 11.3 1500 191 16 181 29| 7.2 0.0 7.2|216.6 0.0 216.6 144.4 0.77| 12.9 9.9 2000 206 15 188 27| 5.6 0.0 5.6|238.5 0.0 238.5 119.3 0.73| 11.6 8.5 2500 216 14 193 26| 4.2 0.0 4.2|243.9 0.0 243.9 97.6 0.66| 10.7 7.1 3000 226 14 198 24| 3.6 0.0 3.6|246.7 -0.9 245.8 81.9 0.63| 9.7 6.1 4000 266 15 219 19| 3.6 0.0 3.6|258.9 -0.9 258.0 64.5 0.67| 8.2 5.5 5000 302 16 247 12| 3.5 0.0 3.5|274.2 -0.9 273.3 54.7 0.67| 7.4 4.9 6000 319 18 272 9| 3.0 0.1 3.1|279.6 -1.8 277.8 46.3 0.65| 6.5 4.2 Wrote GIF file: /home/apache/climate/data/raob//X1510/skewt/X1510.skewt.20250428.12.gif