UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for X5394... Searching the city database file for: X5394 ... Date:1200Z 8 DEC 25 Station: X5394 WMO ident: 35394 Latitude: 49.80 Longitude: 73.13 ------------------------------------------------------------------------------- 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 174 SFC 954 550 0.0 -4.1 74 4.1 -1.6 210 3 276.9 277.4 274.0 285.0 2.95 2 925 795 -2.5 -2.8 98 0.3 -2.6 210 13 276.8 277.3 274.6 286.0 3.36 3 900 1012 -4.3 -4.3 100 0.0 -4.3 210 15 277.1 277.6 274.3 285.6 3.08 4 850 1461 -6.5 -6.5 100 0.0 -6.5 210 19 279.3 279.8 275.2 287.1 2.76 5 788 2051 -8.5 -8.5 100 0.0 -8.5 226 18 283.3 283.8 277.0 290.6 2.55 6 700 2958 -14.7 -14.7 100 0.0 -14.7 250 17 286.2 286.5 277.3 291.4 1.74 7 607 4023 -20.7 -20.7 100 0.0 -20.7 252 18 291.2 291.4 279.0 294.9 1.21 8 508 5308 -31.9 -31.9 100 0.0 -31.9 255 19 292.8 292.9 278.9 294.5 0.52 9 504 5364 -31.1 -31.1 100 0.0 -31.1 255 19 294.4 294.6 279.7 296.3 0.57 10 500 5420 -31.5 -31.5 100 0.0 -31.5 255 19 294.6 294.7 279.7 296.4 0.55 11 400 6970 -42.7 -45.3 76 2.6 -42.8 285 27 299.5 299.5 281.4 300.1 0.17 12 300 8850 -57.5 -62.0 56 4.5 -57.6 280 31 304.3 304.3 283.1 304.4 0.03 13 264 9645 -63.7 -68.7 50 5.0 -63.7 280 35 306.6 306.6 284.0 306.6 0.01 14 250 9980 -62.3 -67.0 53 4.7 -62.3 280 38 313.4 313.4 286.6 313.5 0.02 15 200 11360 -60.7 -65.7 52 5.0 -60.7 280 44 336.6 336.6 293.5 336.8 0.03 16 167 12487 -58.7 -64.7 46 6.0 -58.8 277 43 357.8 357.8 298.3 358.0 0.04 17 150 13160 -59.7 -65.7 45 6.0 -59.8 275 42 367.2 367.2 300.1 367.4 0.04 18 109 15147 -61.7 -70.9 29 9.1 -61.9 270 66 398.5 398.5 305.0 398.6 0.02 19 100 15680 -62.3 -72.3 25 10.0 -62.5 275 58 407.4 407.4 306.2 407.5 0.02 20 70 17860 -63.7 -79.7 10 16.0 -64.0 270 64 448.1 448.1 310.7 448.2 0.01 21 51 19781 -67.9 -94.9 1 27.0 -68.1 270 76 480.7 480.7 313.5 480.8 0.00 22 50 19900 -66.9 -94.9 1 28.0 -67.1 270 77 485.8 485.8 313.9 485.8 0.00 23 35 22059 -65.5 -93.5 1 28.0 -65.9 270 90 541.7 541.7 317.6 541.7 0.00 24 30 22990 -68.1 -95.1 1 27.0 -68.4 270 95 559.0 559.0 318.6 559.0 0.00 25 26 23849 -68.3 -95.3 1 27.0 -68.7 581.8 581.8 319.8 581.8 0.00 26 21 25141 -64.9 -92.9 1 28.0 -65.6 628.7 628.7 321.9 628.7 0.00 TRP 264 9645 -63.7 -68.7 50 5.0 -63.7 280 35 306.6 306.6 284.0 306.6 0.01 WND 109 15147 -61.7 -70.9 29 9.1 -61.9 270 66 398.5 398.5 305.0 398.6 0.02 Sounding variables and indices 1000-500 mb thick: 5246.00 m Freezing level: 954.00 mb = 549.77 m = 1803.70 ft Wetbulb zero: Below ground Precipitable water: 0.38 inches Sfc-500 mean rel hum: 99.28 % Est. max temperature: 5.33 C = 41.59 F Sfc-Lift cond lev (LCL): 894.80 mb = 1057.46 m = 3469.32 ft T: -4.52 C 700-500 lapse rate: 6.82 C/km ThetaE index: 0.39 C Layer 900.0- 850.0 mb Conv cond level (CCL): 896.88 mb = 1039.23 m = 3409.51 ft Mean mixing ratio: 3.07 g/kg Conv temperature: 0.35 C = 32.64 F Cap Strength: 7.67 C Lifted Index: 7.80 C Risk: None Lifted Index @300 mb: 13.03 C Lifted Index @700 mb: 3.65 C Showalter Index: 6.92 C Risk: None Total Totals Index: 50.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 25.00 C K Index: 18.50 Risk: < 20 % chance of thunderstorms Sweat Index: 190.39 Risk: None Energy Index: 1.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.25 J/kg Max Up Vert Vel: 4.53 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 7.68 C Lift Cond Lev (LCL): 893.49 mb = 1068.90 m = 3506.86 ft Lev Free Conv (LFC): 888.49 mb = 1113.00 m = 3651.52 ft Equ Level (EL): 878.49 mb = 1201.93 m = 3943.29 ft B at Equ Level: 9.70 J/kg Max Parcel Lev (MPL): 828.49 mb = 1660.47 m = 5447.67 ft Wind level data Storm motion: 276 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 ---------------------------------------------------------- 0 954 550 210 3 1.5 2.6 | 109 13 -12.1 4.1 1 925 795 210 13 6.5 11.3 | 151 15 -7.1 12.7 2 850 1461 210 19 9.5 16.5 | 167 18 -4.1 17.9 3 700 2958 250 17 16.0 5.8 | 198 8 2.4 7.3 4 500 5420 255 19 18.4 4.9 | 217 8 4.8 6.4 5 400 6970 285 27 26.1 -7.0 | 294 14 12.5 -5.5 6 300 8850 280 31 30.5 -5.4 | 283 17 17.0 -3.9 7 264 9645 280 35 34.5 -6.1 | 282 21 20.9 -4.6 8 250 9980 280 38 37.4 -6.6 | 282 24 23.9 -5.1 9 200 11360 280 44 43.3 -7.6 | 282 30 29.8 -6.2 10 150 13160 275 42 41.8 -3.7 | 274 28 28.3 -2.2 11 109 15147 270 66 66.0 -0.0 | 268 52 52.4 1.5 12 100 15680 275 58 57.8 -5.1 | 275 44 44.2 -3.6 13 70 17860 270 64 64.0 -0.0 | 268 50 50.4 1.5 14 50 19900 270 77 77.0 -0.0 | 269 63 63.4 1.5 15 30 22990 270 95 95.0 -0.0 | 269 81 81.4 1.5 Wind Parameters Mean winds (0-6000m): 246.1 at 18.2 knts Storm direction: 276.1 at 13.6 knts Shear (0-3000m) pos: 2.0 neg: 2.1 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 94.3 deg Storm rel helicity (0-3000m) pos: 78.2 neg: 0.0 tot: 78.2 m^2/s^2 ave: 26.1 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.61 Bulk Shear: 16.87 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 ------------------------------------------------------------------------------- 500 210 11 144 14| 0.0 12.6 12.6| 40.5 0.0 40.5 81.1 0.94| 12.7 11.9 1000 210 14 155 15| 1.9 6.3 8.2| 55.1 0.0 55.1 55.1 0.88| 8.6 7.6 1500 213 16 161 15| 1.9 4.2 6.1| 65.8 0.0 65.8 43.9 0.82| 7.2 5.9 2000 218 16 166 15| 2.2 3.2 5.4| 73.1 0.0 73.1 36.5 0.77| 6.5 5.0 2500 224 16 171 14| 2.3 2.5 4.8| 77.2 0.0 77.2 30.9 0.74| 5.9 4.4 3000 228 17 175 13| 2.0 2.1 4.1| 78.2 0.0 78.2 26.1 0.74| 5.0 3.7 4000 235 17 182 11| 1.6 1.6 3.2| 80.3 0.0 80.3 20.1 0.75| 3.9 2.9 5000 240 17 188 10| 1.5 1.3 2.8| 84.4 0.0 84.4 16.9 0.77| 3.3 2.5 6000 246 18 199 9| 2.0 1.1 3.1|105.1 0.0 105.1 17.5 0.80| 3.5 2.8 Wrote GIF file: /home/apache/climate/data/raob//X5394/skewt/X5394.skewt.20251208.12.gif