UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for X1736... Searching the city database file for: X1736 ... Date:0000Z 17 OCT 25 Station: X1736 WMO ident: 31736 Latitude: 48.53 Longitude: 135.23 ------------------------------------------------------------------------------- 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 1019 69 0.2 -7.8 55 8.0 -2.4 290 7 271.9 272.2 269.7 277.6 2.08 1 1007 163 -1.7 -10.7 50 9.0 -4.4 284 8 270.9 271.2 268.4 275.6 1.68 2 1000 219 -1.9 -10.9 50 9.0 -4.6 280 9 271.2 271.5 268.6 275.9 1.66 3 925 837 -3.3 -15.3 39 12.0 -6.5 260 17 275.9 276.1 270.9 279.6 1.26 4 916 914 -3.7 -15.7 39 12.0 -6.9 259 16 276.3 276.5 271.0 279.8 1.23 5 863 1386 -3.1 -21.1 23 18.0 -7.5 256 12 281.7 281.8 273.5 284.2 0.82 6 850 1506 -3.7 -22.7 21 19.0 -8.1 255 11 282.3 282.4 273.7 284.5 0.73 7 847 1534 -3.7 -22.7 21 19.0 -8.1 255 11 282.6 282.7 273.9 284.8 0.73 8 785 2129 -8.1 -20.1 37 12.0 -11.0 261 13 284.1 284.2 275.1 287.0 0.99 9 779 2188 -7.7 -18.7 41 11.0 -10.5 262 14 285.1 285.3 275.9 288.5 1.12 10 757 2412 -6.5 -23.5 25 17.0 -10.4 264 15 288.7 288.9 277.2 291.1 0.76 11 747 2515 -7.1 -27.1 19 20.0 -11.3 265 15 289.2 289.3 277.2 291.0 0.55 12 700 3019 -9.9 -31.9 15 22.0 -13.8 270 17 291.5 291.6 278.0 292.8 0.38 13 659 3481 -12.7 -34.7 14 22.0 -16.2 269 23 293.4 293.5 278.9 294.5 0.30 14 642 3680 -12.5 -36.5 12 24.0 -16.2 269 25 295.9 295.9 279.9 296.8 0.26 15 633 3787 -13.3 -37.3 11 24.0 -16.9 269 27 296.2 296.2 280.0 297.0 0.24 16 595 4254 -17.3 -29.3 34 12.0 -19.4 268 33 296.8 296.9 280.7 298.7 0.57 17 554 4786 -19.5 -25.5 59 6.0 -20.7 267 40 300.3 300.5 282.7 303.1 0.87 18 521 5239 -21.7 -26.7 64 5.0 -22.6 266 46 303.0 303.1 283.7 305.7 0.83 19 500 5540 -24.3 -29.3 63 5.0 -25.1 265 50 303.4 303.5 283.7 305.7 0.68 20 400 7140 -35.1 -41.1 54 6.0 -35.6 280 73 309.4 309.4 285.4 310.3 0.26 21 372 7641 -38.1 -44.1 53 6.0 -38.5 280 81 311.9 311.9 286.2 312.6 0.20 22 319 8676 -46.7 -52.7 50 6.0 -46.9 280 97 314.0 314.0 286.8 314.3 0.09 23 300 9080 -48.5 -54.5 50 6.0 -48.7 280 104 317.0 317.0 287.9 317.3 0.08 24 290 9303 -49.5 -55.5 49 6.0 -49.7 280 107 318.7 318.7 288.4 318.9 0.07 25 272 9719 -53.9 -59.9 48 6.0 -54.0 280 114 318.2 318.2 288.2 318.3 0.04 26 250 10260 -54.5 -60.5 47 6.0 -54.6 285 120 325.0 325.1 290.3 325.2 0.04 27 235 10655 -55.4 -61.4 47 6.0 -55.6 285 124 329.4 329.4 291.6 329.6 0.04 28 225 10932 -56.1 -62.1 47 6.0 -56.2 332.5 332.5 292.4 332.7 0.04 29 209 11402 -55.5 -62.5 41 7.0 -55.6 340.6 340.6 294.5 340.7 0.04 TRP 272 9719 -53.9 -59.9 48 6.0 -54.0 280 114 318.2 318.2 288.2 318.3 0.04 WND 235 10655 -55.4 -61.4 47 6.0 -55.6 285 124 329.4 329.4 291.6 329.6 0.04 Sounding variables and indices 1000-500 mb thick: 5321.00 m Freezing level: 1017.74 mb = 78.84 m = 258.66 ft Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 34.32 % Est. max temperature: 9.41 C = 48.94 F Sfc-Lift cond lev (LCL): 899.03 mb = 1062.27 m = 3485.09 ft T: -3.51 C 700-500 lapse rate: 5.71 C/km ThetaE index: 2.06 C Layer 1007.0-1000.0 mb Conv cond level (CCL): 561.69 mb = 4682.99 m = 15363.94 ft Mean mixing ratio: 1.51 g/kg Conv temperature: 28.11 C = 82.61 F Cap Strength: 21.52 C Lifted Index: 21.53 C Risk: None Lifted Index @300 mb: 27.95 C Lifted Index @700 mb: 14.57 C Showalter Index: 16.11 C Risk: None Total Totals Index: 22.20 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 1.60 C K Index: -24.10 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 4.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.10 J/kg Max Up Vert Vel: 4.71 m/s Conv Inhibition (B-): 9251.37 J/kg Cap Strength: 21.53 C Lift Cond Lev (LCL): 824.38 mb = 1745.74 m = 5727.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 296 at 19 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 1019 69 290 7 6.6 -2.4 | 119 12 -10.7 6.0 1 1000 219 280 9 8.9 -1.6 | 129 11 -8.4 6.8 2 925 837 260 17 16.7 3.0 | 177 11 -0.6 11.4 3 850 1506 255 11 10.6 2.8 | 149 13 -6.7 11.3 4 700 3019 270 17 17.0 -0.0 | 178 8 -0.3 8.4 5 500 5540 265 50 49.8 4.4 | 249 35 32.5 12.8 6 400 7140 280 73 71.9 -12.7 | 274 55 54.6 -4.3 7 300 9080 280 104 102.4 -18.1 | 276 86 85.1 -9.7 8 272 9719 280 114 112.3 -19.8 | 277 96 95.0 -11.4 9 250 10260 285 120 115.9 -31.1 | 283 101 98.6 -22.7 Wind Parameters Mean winds (0-6000m): 265.9 at 25.7 knts Storm direction: 295.9 at 19.2 knts Shear (0-3000m) pos: 1.3 neg: 1.2 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 63.1 deg Storm rel helicity (0-3000m) pos: 42.9 neg: -17.1 tot: 25.9 m^2/s^2 ave: 8.6 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.34 Bulk Shear: 32.32 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 ------------------------------------------------------------------------------- 500 276 10 136 10| 0.0 7.7 7.7| 18.2 0.0 18.2 36.3 0.89| 7.7 6.9 1000 266 13 154 10| 0.0 5.0 5.0| 27.2 -5.5 21.7 21.7 0.62| 6.9 4.2 1500 263 13 156 11| 0.0 2.3 2.3| 27.2 -17.1 10.2 6.8 0.28| 5.9 1.6 2000 262 13 155 11| 0.6 1.7 2.3| 32.6 -17.1 15.5 7.8 0.33| 5.0 1.6 2500 262 13 156 11| 0.9 1.4 2.3| 37.5 -17.1 20.4 8.2 0.37| 4.5 1.7 3000 264 14 159 11| 1.3 1.2 2.4| 42.9 -17.1 25.9 8.6 0.43| 4.2 1.8 4000 266 16 173 10| 0.9 2.4 3.3| 71.5 -17.1 54.4 13.6 0.54| 4.8 2.6 5000 266 20 198 10| 0.8 3.2 4.0| 96.7 -17.1 79.6 15.9 0.48| 5.2 2.5 6000 266 26 219 13| 1.3 3.3 4.6|170.3 -17.1 153.2 25.5 0.49| 5.6 2.7 Wrote GIF file: /home/apache/climate/data/raob//X1736/skewt/X1736.skewt.20251017.00.gif