UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for X1736... Searching the city database file for: X1736 ... Date:1200Z 18 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 1014 73 -0.3 -3.2 81 2.9 -1.4 260 5 271.8 272.3 271.0 279.8 2.97 1 1000 184 -1.1 -4.5 78 3.4 -2.3 270 7 272.0 272.5 270.8 279.5 2.73 2 925 800 -6.3 -8.9 82 2.6 -7.1 290 9 272.9 273.2 270.4 278.7 2.10 3 850 1457 -10.1 -12.4 83 2.3 -10.7 310 7 275.6 275.9 271.4 280.5 1.73 4 736 2547 -18.9 -21.4 81 2.5 -19.4 314 7 277.5 277.7 271.3 280.3 0.94 5 723 2680 -17.7 -19.9 83 2.2 -18.1 314 7 280.3 280.5 273.2 283.5 1.09 6 700 2921 -19.1 -22.2 76 3.1 -19.7 315 7 281.3 281.5 273.5 284.1 0.92 7 594 4123 -24.9 -32.9 47 8.0 -25.9 293 18 288.1 288.2 276.3 289.4 0.40 8 500 5350 -32.9 -41.9 40 9.0 -33.6 270 29 292.9 293.0 278.4 293.6 0.19 9 470 5784 -36.3 -46.3 35 10.0 -36.8 269 33 293.9 294.0 278.8 294.4 0.13 10 445 6161 -39.1 -49.1 34 10.0 -39.6 267 37 295.0 295.1 279.3 295.4 0.10 11 400 6890 -41.7 -52.7 29 11.0 -42.1 265 44 300.8 300.8 281.8 301.1 0.07 12 308 8637 -49.1 -60.1 27 11.0 -49.4 265 60 313.8 313.8 286.7 313.9 0.04 13 300 8810 -48.1 -59.1 27 11.0 -48.4 265 62 317.6 317.6 288.0 317.7 0.04 14 250 10010 -47.1 -59.1 24 12.0 -47.5 265 69 336.0 336.1 293.4 336.3 0.05 15 238 10336 -45.7 -57.7 25 12.0 -46.2 264 69 342.9 342.9 295.1 343.2 0.07 16 200 11490 -47.3 -60.3 21 13.0 -47.8 260 71 357.9 357.9 298.3 358.1 0.06 17 150 13380 -51.5 -65.5 17 14.0 -52.0 255 75 381.3 381.3 302.5 381.5 0.04 18 128 14404 -53.9 -68.7 15 14.8 -54.3 255 81 394.7 394.7 304.5 394.9 0.03 19 123 14660 -54.5 -69.5 14 15.0 -54.9 255 78 398.1 398.1 305.0 398.3 0.03 20 109 15434 -54.1 -69.1 14 15.0 -54.6 255 70 412.9 412.9 306.9 413.1 0.03 21 100 15990 -51.9 -67.9 13 16.0 -52.5 255 64 427.4 427.5 308.6 427.7 0.04 22 91 16606 -48.7 -64.7 14 16.0 -49.7 445.5 445.5 310.4 445.9 0.07 23 79 17532 -50.5 -66.5 13 16.0 -51.4 460.2 460.2 311.8 460.5 0.06 TRP 308 8637 -49.1 -60.1 27 11.0 -49.4 265 60 313.8 313.8 286.7 313.9 0.04 WND 128 14404 -53.9 -68.7 15 14.8 -54.3 255 81 394.7 394.7 304.5 394.9 0.03 Sounding variables and indices 1000-500 mb thick: 5166.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 67.63 % Est. max temperature: 2.99 C = 37.39 F Sfc-Lift cond lev (LCL): 969.01 mb = 432.73 m = 1419.69 ft T: -3.20 C 700-500 lapse rate: 5.68 C/km ThetaE index: 1.13 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 903.91 mb = 979.24 m = 3212.69 ft Mean mixing ratio: 2.44 g/kg Conv temperature: 1.55 C = 34.79 F Cap Strength: 8.74 C Lifted Index: 11.67 C Risk: None Lifted Index @300 mb: 27.23 C Lifted Index @700 mb: 4.20 C Showalter Index: 10.64 C Risk: None Total Totals Index: 43.30 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 20.50 C K Index: 7.30 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 2.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.18 J/kg Max Up Vert Vel: 2.09 m/s Conv Inhibition (B-): 25763.02 J/kg Cap Strength: 11.35 C Lift Cond Lev (LCL): 919.95 mb = 842.54 m = 2764.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 at 11 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 1014 73 260 5 4.9 0.9 | 156 9 -3.6 8.2 1 1000 184 270 7 7.0 -0.0 | 169 7 -1.5 7.3 2 925 800 290 9 8.5 -3.1 | 180 4 -0.0 4.2 3 850 1457 310 7 5.4 -4.5 | 132 4 -3.1 2.8 4 700 2921 315 7 4.9 -4.9 | 124 4 -3.5 2.3 5 500 5350 270 29 29.0 -0.0 | 250 22 20.5 7.3 6 400 6890 265 44 43.8 3.8 | 253 37 35.4 11.1 7 308 8637 265 60 59.8 5.2 | 256 53 51.3 12.5 8 300 8810 265 62 61.8 5.4 | 257 55 53.3 12.7 9 250 10010 265 69 68.7 6.0 | 258 62 60.3 13.3 10 200 11490 260 71 69.9 12.3 | 252 65 61.4 19.6 11 150 13380 255 75 72.4 19.4 | 247 69 64.0 26.7 12 128 14404 255 81 78.2 21.0 | 248 75 69.8 28.3 13 100 15990 255 64 61.8 16.6 | 246 58 53.3 23.9 Wind Parameters Mean winds (0-6000m): 280.7 at 14.9 knts Storm direction: 310.7 at 11.2 knts Shear (0-3000m) pos: 1.0 neg: 0.2 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): -30.2 deg Storm rel helicity (0-3000m) pos: 5.6 neg: -3.8 tot: 1.8 m^2/s^2 ave: 0.6 10^-3 m/s^2 rel: -0.07 Storm rel vorticity (0-3000m) horiz: 1.9 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.28 Bulk Shear: 7.86 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 ------------------------------------------------------------------------------- 500 275 7 170 7| 4.2 0.0 4.2| 5.1 0.0 5.1 10.1 0.58| 4.5 2.6 1000 284 8 172 5| 2.7 0.0 2.7| 5.5 -1.4 4.1 4.1 0.21| 3.7 0.8 1500 290 8 166 5| 1.9 0.0 1.9| 5.5 -3.2 2.2 1.5 -0.04| 3.1 -0.1 2000 295 8 158 4| 1.4 0.0 1.4| 5.5 -3.5 2.0 1.0 -0.06| 2.4 -0.1 2500 299 7 152 4| 1.2 0.0 1.2| 5.5 -3.7 1.8 0.7 -0.08| 2.0 -0.2 3000 301 7 148 4| 1.0 0.2 1.2| 5.6 -3.8 1.8 0.6 -0.07| 1.9 -0.1 4000 300 9 162 3| 0.7 1.4 2.2| 6.8 -4.1 2.7 0.7 0.11| 2.7 0.3 5000 289 12 215 4| 0.6 2.2 2.8| 6.8 -15.4 -8.7 -1.7 -0.02| 3.4 -0.1 6000 281 15 234 8| 0.5 2.7 3.2| 11.9 -23.1 -11.3 -1.9 -0.03| 3.7 -0.1 Wrote GIF file: /home/apache/climate/data/raob//X1736/skewt/X1736.skewt.20251018.12.gif