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 X0635... Searching the city database file for: X0635 ... Date:1200Z 8 DEC 25 Station: X0635 WMO ident: 30635 Latitude: 54.42 Longitude: 109.02 ------------------------------------------------------------------------------- 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 964 457 -10.1 -18.1 52 8.0 -11.8 305 11 265.8 266.0 263.6 268.5 0.95 2 925 773 -13.7 -22.7 47 9.0 -15.2 290 35 265.3 265.4 262.6 267.2 0.67 3 913 871 -14.7 -22.7 51 8.0 -16.0 289 33 265.3 265.4 262.6 267.2 0.68 4 850 1401 -17.7 -27.7 41 10.0 -19.1 285 23 267.6 267.7 263.9 269.0 0.46 5 813 1734 -20.1 -32.1 33 12.0 -21.5 283 25 268.5 268.5 264.2 269.4 0.32 6 793 1919 -22.1 -35.1 30 13.0 -23.4 281 26 268.3 268.3 263.9 269.0 0.24 7 700 2826 -30.3 -39.3 41 9.0 -30.9 275 31 268.9 269.0 264.3 269.5 0.18 8 694 2887 -31.1 -39.1 45 8.0 -31.6 275 32 268.7 268.7 264.1 269.3 0.19 9 644 3412 -34.3 -40.3 55 6.0 -34.7 276 37 270.9 270.9 265.6 271.4 0.18 10 596 3948 -37.9 -43.9 53 6.0 -38.2 277 43 272.8 272.8 266.8 273.2 0.13 11 508 5025 -47.1 -51.9 58 4.8 -47.2 280 55 274.4 274.4 267.7 274.6 0.06 12 500 5130 -47.3 -52.1 58 4.8 -47.4 280 56 275.4 275.4 268.4 275.6 0.06 13 400 6590 -52.9 -57.3 59 4.4 -52.9 290 64 286.2 286.2 274.8 286.4 0.04 14 380 6921 -53.9 -58.4 58 4.5 -54.0 290 68 289.1 289.2 276.3 289.3 0.04 15 379 6938 -54.1 -58.6 58 4.5 -54.2 290 68 289.1 289.1 276.3 289.2 0.04 16 347 7506 -54.5 -59.2 56 4.7 -54.6 285 69 295.9 295.9 279.6 296.0 0.04 17 311 8209 -55.1 -60.0 54 4.9 -55.2 289 59 304.5 304.5 283.2 304.7 0.04 18 300 8440 -54.1 -59.1 54 5.0 -54.2 290 56 309.1 309.1 285.0 309.3 0.04 19 274 9027 -51.5 -57.5 49 6.0 -51.7 285 55 321.0 321.0 289.1 321.2 0.06 20 250 9620 -55.1 -62.1 42 7.0 -55.2 280 54 324.1 324.2 290.0 324.3 0.04 21 238 9933 -56.1 -64.1 36 8.0 -56.2 281 54 327.2 327.2 291.0 327.4 0.03 22 200 11030 -58.3 -68.3 27 10.0 -58.5 285 52 340.4 340.4 294.4 340.5 0.02 23 181 11659 -58.9 -68.9 26 10.0 -59.0 288 54 349.3 349.3 296.5 349.4 0.02 24 166 12211 -52.5 -64.5 22 12.0 -52.8 291 56 368.8 368.8 300.4 368.9 0.04 25 150 12870 -51.1 -64.1 20 13.0 -51.5 295 58 382.0 382.0 302.6 382.2 0.05 26 140 13318 -48.5 -63.5 16 15.0 -49.2 292 55 394.2 394.2 304.5 394.5 0.05 27 100 15480 -56.1 -74.1 9 18.0 -56.5 280 40 419.3 419.3 307.6 419.4 0.02 28 80 16878 -63.5 -81.5 7 18.0 -63.7 274 51 431.7 431.7 309.0 431.8 0.01 29 75 17282 -56.5 -75.5 7 19.0 -57.1 272 55 454.5 454.5 311.3 454.6 0.02 30 70 17720 -56.7 -75.7 7 19.0 -57.3 270 58 463.1 463.1 312.1 463.2 0.02 31 63 18392 -54.7 -73.7 8 19.0 -55.5 264 55 481.7 481.7 313.6 481.8 0.03 32 55 19252 -59.5 -78.5 7 19.0 -60.0 256 52 489.7 489.7 314.2 489.8 0.02 33 50 19850 -58.7 -78.7 6 20.0 -59.3 250 50 505.2 505.2 315.3 505.2 0.02 34 46 20373 -57.1 -77.1 6 20.0 -57.9 248 51 521.2 521.2 316.4 521.3 0.02 35 37 21717 -65.9 -84.9 5 19.0 -66.2 244 54 532.1 532.1 317.1 532.1 0.01 36 33 22415 -62.1 -82.1 5 20.0 -62.7 242 55 559.9 559.9 318.6 560.0 0.01 37 32 22607 -57.5 -78.5 5 21.0 -58.6 241 55 577.1 577.1 319.5 577.3 0.03 38 30 23010 -60.5 -80.5 6 20.0 -61.3 240 56 579.7 579.7 319.6 579.8 0.02 39 25 24138 -64.5 -84.5 5 20.0 -65.1 238 70 599.2 599.3 320.6 599.3 0.01 40 20 25530 -56.7 -77.7 5 21.0 -58.5 235 87 662.6 662.6 323.2 663.0 0.05 41 19 25854 -54.1 -76.1 5 22.0 -56.5 234 88 680.5 680.5 323.8 681.0 0.06 42 16 26938 -57.3 -78.3 5 21.0 -59.3 229 91 704.3 704.3 324.6 704.8 0.05 43 14 27784 -53.3 -75.3 5 22.0 -56.5 225 93 745.3 745.3 325.8 746.2 0.10 44 14 27784 -48.9 -71.9 5 23.0 -53.5 225 93 760.2 760.3 326.3 761.8 0.17 45 10 30000 -44.9 -68.9 5 24.0 -52.2 215 99 851.9 852.1 328.5 855.7 0.36 46 10 30000 -44.3 -69.3 5 25.0 -51.9 215 99 854.2 854.4 328.5 857.8 0.34 47 9.3 30482 -48.9 -72.9 4 24.0 -54.8 854.6 854.7 328.5 856.8 0.22 TRP 379 6938 -54.1 -58.6 58 4.5 -54.2 290 68 289.1 289.1 276.3 289.2 0.04 WND 347 7506 -54.5 -59.2 56 4.7 -54.6 285 69 295.9 295.9 279.6 296.0 0.04 Sounding variables and indices 1000-500 mb thick: 4956.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 47.08 % Est. max temperature: -7.49 C = 18.52 F Sfc-Lift cond lev (LCL): 847.49 mb = 1423.13 m = 4669.01 ft T: -17.86 C 700-500 lapse rate: 7.38 C/km ThetaE index: 1.30 C Layer 925.0- 850.0 mb Conv cond level (CCL): 763.48 mb = 2194.89 m = 7200.99 ft Mean mixing ratio: 0.68 g/kg Conv temperature: -7.45 C = 18.59 F Cap Strength: 5.59 C Lifted Index: 6.35 C Risk: None Lifted Index @300 mb: 29.29 C Lifted Index @700 mb: 2.02 C Showalter Index: 5.41 C Risk: None Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.60 C Cross Totals Index: 19.60 C K Index: -7.10 Risk: None Sweat Index: 106.00 Risk: None Energy Index: 1.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.15 J/kg Max Up Vert Vel: 3.21 m/s Conv Inhibition (B-): 62986.75 J/kg Cap Strength: 5.79 C Lift Cond Lev (LCL): 795.75 mb = 1893.39 m = 6211.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 312 at 31 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 ---------------------------------------------------------- 0 964 457 305 11 9.0 -6.3 | 135 20 -14.0 14.2 1 925 773 290 35 32.9 -12.0 | 229 13 9.9 8.5 2 850 1401 285 23 22.2 -6.0 | 177 15 -0.8 14.6 3 700 2826 275 31 30.9 -2.7 | 204 19 7.9 17.8 4 500 5130 280 56 55.1 -9.7 | 251 34 32.1 10.8 5 400 6590 290 64 60.1 -21.9 | 272 37 37.1 -1.4 6 379 6938 290 68 63.9 -23.3 | 274 41 40.9 -2.7 7 347 7506 285 69 66.6 -17.9 | 267 44 43.6 2.7 8 300 8440 290 56 52.6 -19.2 | 267 30 29.6 1.4 9 250 9620 280 54 53.2 -9.4 | 250 32 30.2 11.1 10 200 11030 285 52 50.2 -13.5 | 255 28 27.2 7.1 11 150 12870 295 58 52.6 -24.5 | 278 30 29.5 -4.0 12 100 15480 280 40 39.4 -6.9 | 230 21 16.4 13.6 13 70 17720 270 58 58.0 -0.0 | 240 41 35.0 20.5 14 50 19850 250 50 47.0 17.1 | 212 45 24.0 37.6 15 30 23010 240 56 48.5 28.0 | 208 55 25.5 48.5 16 20 25530 235 87 71.3 49.9 | 214 85 48.2 70.4 17 10 30000 215 99 56.8 81.1 | 198 107 33.8 101.6 Wind Parameters Mean winds (0-6000m): 281.7 at 41.1 knts Storm direction: 311.7 at 30.8 knts Shear (0-3000m) pos: 0.9 neg: 4.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 86.4 deg Storm rel helicity (0-3000m) pos: 120.0 neg: -36.4 tot: 83.6 m^2/s^2 ave: 27.9 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.16 Bulk Shear: 31.61 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 ------------------------------------------------------------------------------- 500 292 27 190 11| 0.0 21.8 21.8| 53.5 -8.7 44.8 89.6 0.59| 27.6 16.1 1000 289 27 191 12| 0.0 7.0 7.0| 53.5 -36.4 17.1 17.1 0.22| 18.1 4.0 1500 287 26 189 13| 0.0 5.7 5.7| 65.5 -36.4 29.1 19.4 0.28| 13.2 3.7 2000 285 26 191 14| 0.0 5.1 5.1| 77.0 -36.4 40.7 20.3 0.32| 10.7 3.4 2500 283 27 194 15| 0.0 4.8 4.8| 92.3 -36.4 55.9 22.4 0.36| 9.4 3.4 3000 281 29 198 16| 0.9 4.0 5.0|120.0 -36.4 83.6 27.9 0.42| 8.7 3.7 4000 280 32 211 17| 2.1 3.0 5.1|177.6 -36.4 141.3 35.3 0.49| 8.0 3.9 5000 280 37 223 19| 2.7 2.4 5.1|244.2 -36.4 207.8 41.6 0.53| 7.4 3.9 6000 282 41 235 21| 2.8 2.0 4.8|326.7 -36.4 290.4 48.4 0.58| 7.0 4.0 Wrote GIF file: /home/apache/climate/data/raob//X0635/skewt/X0635.skewt.20251208.12.gif