UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for X1538... Searching the city database file for: X1538 ... Date:1200Z 12 OCT 25 Station: X1538 WMO ident: 31538 Latitude: 50.07 Longitude: 132.13 ------------------------------------------------------------------------------- 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 178 SFC 979 346 -2.7 -13.7 42 11.0 -5.7 295 5 272.1 272.3 268.6 275.9 1.35 2 925 792 -7.1 -16.1 49 9.0 -9.3 320 17 272.0 272.2 268.2 275.4 1.17 3 862 1338 -11.5 -17.5 61 6.0 -12.8 316 20 273.0 273.2 268.8 276.2 1.12 4 855 1401 -10.9 -16.9 61 6.0 -12.3 315 21 274.3 274.5 269.7 277.7 1.19 5 850 1446 -11.1 -18.1 56 7.0 -12.7 315 21 274.5 274.7 269.7 277.6 1.08 6 831 1620 -10.7 -20.7 44 10.0 -12.8 316 23 276.7 276.9 270.7 279.3 0.88 7 810 1815 -12.5 -26.5 30 14.0 -14.9 316 25 276.8 276.9 270.2 278.5 0.54 8 744 2457 -18.3 -30.3 34 12.0 -20.0 318 31 277.3 277.4 270.3 278.6 0.41 9 700 2909 -20.9 -34.9 27 14.0 -22.5 320 36 279.3 279.4 271.3 280.2 0.28 10 640 3566 -23.5 -39.5 22 16.0 -25.0 312 52 283.6 283.7 273.6 284.3 0.19 11 607 3953 -22.3 -41.3 16 19.0 -24.2 307 62 289.3 289.4 276.6 289.9 0.17 12 552 4647 -24.1 -45.1 13 21.0 -25.9 299 79 295.2 295.2 279.4 295.6 0.12 13 548 4700 -24.5 -45.5 12 21.0 -26.3 298 80 295.3 295.3 279.4 295.7 0.12 14 500 5360 -29.5 -44.5 22 15.0 -30.7 290 97 297.1 297.1 280.3 297.6 0.15 15 492 5475 -30.3 -44.3 24 14.0 -31.4 290 98 297.5 297.5 280.4 298.0 0.15 16 461 5935 -32.1 -43.1 33 11.0 -33.0 288 104 300.8 300.8 282.0 301.5 0.18 17 400 6920 -38.9 -48.9 34 10.0 -39.4 285 116 304.4 304.5 283.3 304.8 0.11 18 397 6972 -39.1 -49.1 34 10.0 -39.6 304.8 304.8 283.5 305.2 0.11 19 387 7147 -38.7 -48.7 34 10.0 -39.2 307.6 307.6 284.6 308.0 0.12 20 376 7344 -39.9 -49.5 35 9.6 -40.4 280 120 308.6 308.6 284.9 309.0 0.11 21 358 7678 -41.9 -50.9 37 9.0 -42.3 310.2 310.2 285.5 310.6 0.10 TRP WND 376 7344 -39.9 -49.5 35 9.6 -40.4 280 120 308.6 308.6 284.9 309.0 0.11 Sounding variables and indices 1000-500 mb thick: 5182.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 30.04 % Est. max temperature: 1.91 C = 35.43 F Sfc-Lift cond lev (LCL): 822.74 mb = 1695.97 m = 5564.15 ft T: -11.40 C 700-500 lapse rate: 3.51 C/km ThetaE index: 0.85 C Layer 810.0- 744.0 mb Conv cond level (CCL): 743.31 mb = 2463.46 m = 8082.13 ft Mean mixing ratio: 1.21 g/kg Conv temperature: 2.55 C = 36.59 F Cap Strength: 17.02 C Lifted Index: 17.82 C Risk: None Lifted Index @700 mb: 5.07 C Showalter Index: 16.30 C Risk: None Total Totals Index: 29.80 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 11.40 C K Index: -13.70 Risk: None Sweat Index: 139.00 Risk: None Energy Index: 4.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.46 J/kg Max Up Vert Vel: 2.22 m/s Conv Inhibition (B-): 3440.37 J/kg Cap Strength: 17.78 C Lift Cond Lev (LCL): 803.64 mb = 1874.90 m = 6151.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 41 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 ---------------------------------------------------------- 0 979 346 295 5 4.5 -2.1 | 153 37 -16.9 32.7 1 925 792 320 17 10.9 -13.0 | 154 24 -10.6 21.8 2 850 1446 315 21 14.8 -14.8 | 162 21 -6.6 20.0 3 700 2909 320 36 23.1 -27.6 | 193 7 1.7 7.3 4 500 5360 290 97 91.2 -33.2 | 269 70 69.7 1.7 5 400 6920 285 116 112.0 -30.0 | 267 91 90.6 4.8 Wind Parameters Mean winds (0-6000m): 298.4 at 54.6 knts Storm direction: 328.4 at 40.9 knts Shear (0-3000m) pos: 4.8 neg: 2.6 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 108.2 deg Storm rel helicity (0-3000m) pos: 77.7 neg: -3.6 tot: 74.0 m^2/s^2 ave: 24.7 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 251.21 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 ------------------------------------------------------------------------------- 500 315 12 153 30| 13.3 0.0 13.3| 17.1 -3.6 13.5 26.9 0.10| 13.6 1.4 1000 317 15 155 26| 6.7 1.7 8.4| 30.3 -3.6 26.7 26.7 0.22| 8.5 1.8 1500 316 18 157 24| 6.0 1.1 7.2| 40.5 -3.6 36.9 24.6 0.26| 7.3 1.9 2000 317 20 159 22| 5.9 0.9 6.7| 48.5 -3.6 44.9 22.5 0.29| 6.8 2.0 2500 318 23 161 19| 5.8 0.7 6.4| 55.7 -3.6 52.0 20.8 0.32| 6.5 2.1 3000 318 26 165 17| 4.8 2.6 7.4| 77.7 -3.6 74.0 24.7 0.46| 7.5 3.5 4000 312 34 197 12| 3.6 5.5 9.1| 98.4 -6.2 92.2 23.0 0.34| 9.3 3.2 5000 303 45 237 19| 2.9 7.3 10.2| 98.4-102.6 -4.3 -0.9 0.18| 10.6 1.9 6000 298 55 251 28| 2.4 7.3 9.7| 98.4-129.6 -31.2 -5.2 0.14| 10.0 1.4 Wrote GIF file: /home/apache/climate/data/raob//X1538/skewt/X1538.skewt.20251012.12.gif