UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for X1538... Searching the city database file for: X1538 ... Date:1200Z 17 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 195 SFC 981 347 -2.3 -7.0 70 4.7 -3.8 345 3 272.3 272.7 270.3 278.7 2.30 2 939 692 -6.1 -9.8 75 3.7 -7.2 341 6 271.9 272.2 269.4 277.3 1.93 3 925 810 -6.7 -10.0 77 3.3 -7.7 340 7 272.5 272.8 269.8 277.8 1.93 4 850 1465 -11.1 -14.6 75 3.5 -12.0 305 3 274.5 274.8 270.3 278.6 1.45 5 820 1740 -12.9 -16.5 74 3.6 -13.7 289 4 275.4 275.7 270.6 279.1 1.28 6 760 2318 -13.9 -16.7 79 2.8 -14.6 256 5 280.4 280.7 273.7 284.4 1.36 7 700 2939 -17.3 -20.1 79 2.8 -17.9 220 7 283.3 283.5 274.9 286.6 1.11 8 596 4129 -22.5 -25.5 76 3.0 -23.0 230 9 290.6 290.8 278.2 293.2 0.81 9 500 5390 -32.3 -34.9 78 2.6 -32.6 240 11 293.7 293.7 279.1 295.0 0.39 10 497 5433 -32.5 -35.1 78 2.6 -32.7 240 12 293.9 294.0 279.2 295.2 0.39 11 488 5562 -33.5 -36.4 75 2.9 -33.8 239 16 294.2 294.3 279.3 295.4 0.35 12 420 6612 -37.3 -44.3 48 7.0 -37.8 236 46 302.3 302.3 282.5 302.9 0.18 13 400 6950 -37.7 -46.7 38 9.0 -38.2 235 56 306.0 306.0 284.0 306.5 0.14 14 378 7339 -38.3 -49.3 31 11.0 -38.9 237 59 310.2 310.2 285.5 310.6 0.11 15 344 7981 -41.9 -54.9 23 13.0 -42.4 240 63 313.8 313.8 286.8 314.0 0.06 16 300 8900 -45.5 -59.5 19 14.0 -45.9 245 69 321.2 321.2 289.2 321.4 0.04 17 278 9403 -48.3 -63.3 16 15.0 -48.7 245 73 324.3 324.3 290.1 324.4 0.03 18 255 9970 -47.7 -62.7 16 15.0 -48.1 253 80 333.3 333.3 292.6 333.4 0.03 19 250 10100 -48.1 -63.1 16 15.0 -48.5 255 81 334.6 334.6 293.0 334.7 0.03 20 200 11570 -50.3 -66.3 13 16.0 -50.7 255 83 353.1 353.1 297.3 353.2 0.03 21 160 13024 -53.7 -70.7 11 17.0 -54.1 263 90 370.6 370.6 300.7 370.7 0.02 22 152 13355 -54.0 -71.8 10 17.8 -54.4 265 91 375.6 375.6 301.5 375.6 0.02 23 150 13440 -54.1 -72.1 9 18.0 -54.5 265 91 376.9 376.9 301.8 376.9 0.02 24 100 16030 -55.9 -73.9 9 18.0 -56.3 260 60 419.7 419.7 307.7 419.8 0.02 25 70 18310 -55.7 -74.7 8 19.0 -56.3 285 48 465.2 465.2 312.3 465.3 0.02 26 64 18881 -53.7 -73.7 7 20.0 -54.6 277 50 481.7 481.7 313.6 481.9 0.03 27 56 19732 -56.1 -75.1 8 19.0 -56.9 265 53 495.0 495.0 314.6 495.1 0.03 28 54 19964 -51.9 -71.9 7 20.0 -53.1 262 54 509.8 509.8 315.7 510.1 0.04 29 50 20460 -53.3 -73.3 7 20.0 -54.5 255 56 517.9 517.9 316.2 518.1 0.04 30 34 22925 -56.3 -76.3 6 20.0 -57.5 263 44 570.4 570.4 319.2 570.6 0.04 31 31 23518 -51.7 -72.7 6 21.0 -53.7 264 41 598.1 598.1 320.5 598.6 0.07 32 30 23730 -52.3 -73.3 6 21.0 -54.2 265 40 602.1 602.1 320.7 602.5 0.06 33 22 25742 -50.9 -72.9 6 22.0 -53.8 254 32 662.1 662.1 323.2 662.8 0.09 34 20 26360 -52.9 -73.9 6 21.0 -55.5 250 29 674.3 674.3 323.6 675.0 0.09 35 19 26690 -53.7 -74.7 6 21.0 -56.2 681.7 681.8 323.9 682.4 0.08 36 12 29671 -49.7 -72.7 5 23.0 -54.5 791.7 791.7 327.1 793.3 0.17 TRP 278 9403 -48.3 -63.3 16 15.0 -48.7 245 73 324.3 324.3 290.1 324.4 0.03 WND 152 13355 -54.0 -71.8 10 17.8 -54.4 265 91 375.6 375.6 301.5 375.6 0.02 Sounding variables and indices 1000-500 mb thick: 5195.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 76.88 % Est. max temperature: 0.45 C = 32.81 F Sfc-Lift cond lev (LCL): 911.13 mb = 927.07 m = 3041.54 ft T: -7.49 C 700-500 lapse rate: 6.12 C/km ThetaE index: 1.42 C Layer 939.0- 925.0 mb Conv cond level (CCL): 851.76 mb = 1449.00 m = 4753.88 ft Mean mixing ratio: 1.94 g/kg Conv temperature: -0.18 C = 31.67 F Cap Strength: 11.87 C Lifted Index: 13.27 C Risk: None Lifted Index @300 mb: 30.71 C Lifted Index @700 mb: 6.94 C Showalter Index: 12.68 C Risk: None Total Totals Index: 38.90 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 17.70 C K Index: 3.80 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 3.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.93 J/kg Max Up Vert Vel: 3.72 m/s Conv Inhibition (B-): 64392.26 J/kg Cap Strength: 13.16 C Lift Cond Lev (LCL): 876.99 mb = 1222.89 m = 4012.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 at 7 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 ---------------------------------------------------------- 0 981 347 345 3 0.8 -2.9 | 68 7 -6.6 -2.7 1 925 810 340 7 2.4 -6.6 | 38 8 -5.0 -6.4 2 850 1465 305 3 2.5 -1.7 | 73 5 -5.0 -1.5 3 700 2939 220 7 4.5 5.4 | 152 6 -2.9 5.6 4 500 5390 240 11 9.5 5.5 | 200 6 2.1 5.7 5 400 6950 235 56 45.9 32.1 | 230 50 38.5 32.3 6 300 8900 245 69 62.5 29.2 | 242 62 55.1 29.4 7 278 9403 245 73 66.2 30.9 | 242 66 58.7 31.1 8 250 10100 255 81 78.2 21.0 | 253 74 70.8 21.2 9 200 11570 255 83 80.2 21.5 | 253 76 72.8 21.7 10 152 13355 265 91 90.7 7.9 | 264 84 83.2 8.1 11 150 13440 265 91 90.7 7.9 | 264 84 83.2 8.1 12 100 16030 260 60 59.1 10.4 | 258 53 51.7 10.6 13 70 18310 285 48 46.4 -12.4 | 287 41 38.9 -12.2 14 50 20460 255 56 54.1 14.5 | 253 49 46.7 14.7 15 30 23730 265 40 39.8 3.5 | 264 33 32.4 3.7 16 20 26360 250 29 27.3 9.9 | 243 22 19.8 10.1 Wind Parameters Mean winds (0-6000m): 241.6 at 9.9 knts Storm direction: 271.6 at 7.4 knts Shear (0-3000m) pos: 0.0 neg: 1.6 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 91.6 deg Storm rel helicity (0-3000m) pos: 10.1 neg: -7.5 tot: 2.6 m^2/s^2 ave: 0.9 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 3.0 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.37 Bulk Shear: 18.71 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 ------------------------------------------------------------------------------- 500 341 5 51 7| 0.0 3.9 3.9| 0.0 -7.5 -7.5 -15.1 -0.97| 4.0 -3.9 1000 335 5 49 7| 0.0 1.1 1.1| 4.1 -7.5 -3.5 -3.5 -0.16| 4.0 -0.6 1500 327 5 53 6| 0.0 1.3 1.3| 5.6 -7.5 -2.0 -1.3 -0.00| 3.5 -0.0 2000 312 5 54 5| 0.0 1.6 1.6| 7.3 -7.5 -0.2 -0.1 0.18| 3.3 0.6 2500 290 5 62 3| 0.0 1.8 1.8| 8.8 -7.5 1.3 0.5 0.24| 3.4 0.8 3000 270 5 94 2| 0.0 1.6 1.6| 10.1 -7.5 2.6 0.9 0.26| 3.0 0.8 4000 250 6 143 3| 0.3 1.2 1.5| 13.4 -7.5 5.8 1.5 0.34| 2.5 0.9 5000 245 7 161 3| 0.4 1.0 1.4| 16.8 -7.5 9.3 1.9 0.40| 2.3 0.9 6000 242 10 195 5| 0.4 3.1 3.5| 39.2 -7.5 31.7 5.3 0.30| 4.3 1.3 Wrote GIF file: /home/apache/climate/data/raob//X1538/skewt/X1538.skewt.20251017.12.gif