UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122312.upa.cvt Date: 1200Z 23 DEC 25 Searching for X0635... Searching the city database file for: X0635 ... Date:1200Z 23 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 213 SFC 968 455 -17.7 -19.8 84 2.1 -18.0 0 0 257.8 258.0 257.1 260.1 0.82 2 954 564 -15.5 -18.7 76 3.2 -16.1 0 4 261.1 261.3 260.0 263.6 0.91 3 925 796 -16.9 -20.5 74 3.6 -17.5 360 11 262.0 262.2 260.5 264.3 0.81 4 850 1427 -21.7 -25.4 72 3.7 -22.2 320 19 263.4 263.5 261.0 265.0 0.57 5 711 2716 -32.3 -36.5 66 4.2 -32.6 334 21 265.5 265.6 261.9 266.2 0.24 6 700 2826 -32.1 -36.3 66 4.2 -32.4 335 21 266.9 267.0 263.0 267.7 0.24 7 613 3755 -36.7 -41.7 60 5.0 -37.0 333 27 272.0 272.0 266.3 272.5 0.16 8 522 4852 -44.3 -50.3 51 6.0 -44.5 331 33 275.6 275.6 268.5 275.9 0.07 9 500 5140 -45.7 -51.7 51 6.0 -45.9 330 35 277.3 277.3 269.6 277.5 0.06 10 400 6600 -52.5 -59.5 43 7.0 -52.6 315 42 286.8 286.8 275.0 286.9 0.03 11 389 6780 -53.3 -60.3 42 7.0 -53.4 316 43 288.0 288.0 275.7 288.1 0.03 12 349 7478 -55.1 -62.1 42 7.0 -55.2 320 46 294.7 294.7 279.0 294.7 0.03 13 335 7740 -55.3 -62.3 41 7.0 -55.4 320 45 297.8 297.9 280.4 297.9 0.03 14 300 8450 -52.5 -60.5 37 8.0 -52.7 320 44 311.3 311.4 285.8 311.5 0.04 15 293 8603 -52.1 -60.1 38 8.0 -52.2 319 43 314.0 314.0 286.8 314.2 0.04 16 250 9620 -55.9 -64.9 32 9.0 -56.1 310 36 323.0 323.0 289.7 323.1 0.02 17 237 9955 -57.1 -67.1 27 10.0 -57.2 308 36 326.1 326.1 290.6 326.2 0.02 18 216 10542 -53.5 -64.5 25 11.0 -53.7 303 37 340.5 340.5 294.4 340.6 0.03 19 200 11030 -55.5 -67.5 21 12.0 -55.7 300 38 344.9 344.9 295.5 345.0 0.02 20 185 11529 -57.7 -69.7 20 12.0 -57.9 299 41 349.1 349.1 296.4 349.2 0.02 21 164 12304 -52.9 -66.9 17 14.0 -53.2 297 45 369.4 369.4 300.5 369.5 0.03 22 150 12880 -56.3 -70.3 16 14.0 -56.6 295 48 373.1 373.1 301.1 373.2 0.02 23 148 12965 -56.9 -70.9 15 14.0 -57.2 295 48 373.5 373.5 301.2 373.6 0.02 24 129 13841 -52.7 -68.7 13 16.0 -53.2 289 50 396.0 396.0 304.7 396.1 0.03 25 109 14914 -57.5 -74.5 10 17.0 -57.8 283 53 406.5 406.5 306.0 406.6 0.01 26 100 15460 -55.3 -73.3 9 18.0 -55.8 280 54 420.9 420.9 307.8 421.0 0.02 27 78 17038 -59.3 -77.3 8 18.0 -59.7 280 50 443.6 443.6 310.3 443.6 0.01 28 70 17720 -58.3 -77.3 7 19.0 -58.8 280 48 459.7 459.7 311.7 459.7 0.01 29 54 19370 -53.7 -73.7 7 20.0 -54.7 272 46 505.7 505.7 315.4 505.9 0.03 30 50 19860 -57.3 -77.3 6 20.0 -58.0 270 46 508.4 508.5 315.5 508.6 0.02 31 49 19986 -59.5 -79.5 6 20.0 -60.1 269 47 506.2 506.2 315.4 506.3 0.01 32 37 21773 -50.5 -72.5 6 22.0 -52.5 253 60 571.6 571.7 319.3 572.0 0.06 33 35 22133 -51.8 -73.8 5 22.0 -53.7 250 62 577.3 577.4 319.6 577.7 0.05 34 30 23120 -55.5 -77.5 5 22.0 -56.9 235 56 593.3 593.3 320.3 593.6 0.03 35 29 23336 -55.3 -77.3 5 22.0 -56.8 234 55 599.7 599.7 320.6 599.9 0.04 36 23 24855 -42.5 -67.5 5 25.0 -47.9 225 51 678.4 678.5 323.7 680.0 0.19 37 20 25790 -45.9 -71.9 4 26.0 -50.5 220 48 695.7 695.7 324.3 696.7 0.12 38 18 26487 -48.7 -73.7 4 25.0 -52.7 708.1 708.2 324.7 709.0 0.10 TRP 349 7478 -55.1 -62.1 42 7.0 -55.2 320 46 294.7 294.7 279.0 294.7 0.03 WND 35 22133 -51.8 -73.8 5 22.0 -53.7 250 62 577.3 577.4 319.6 577.7 0.05 Sounding variables and indices 1000-500 mb thick: 4927.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 64.28 % Est. max temperature: -11.69 C = 10.97 F Sfc-Lift cond lev (LCL): 935.29 mb = 713.05 m = 2339.39 ft T: -16.40 C 700-500 lapse rate: 5.88 C/km Conv cond level (CCL): 845.93 mb = 1461.66 m = 4795.42 ft Mean mixing ratio: 0.78 g/kg Conv temperature: -12.11 C = 10.20 F Cap Strength: 9.76 C Lifted Index: 11.00 C Risk: None Lifted Index @300 mb: 33.55 C Lifted Index @700 mb: 3.33 C Showalter Index: 10.18 C Risk: None Total Totals Index: 44.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.00 C Cross Totals Index: 20.30 C K Index: -5.60 Risk: None Sweat Index: 73.00 Risk: None Energy Index: 2.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.30 J/kg Max Up Vert Vel: 4.96 m/s Conv Inhibition (B-): 52892.74 J/kg Cap Strength: 10.56 C Lift Cond Lev (LCL): 867.70 mb = 1273.24 m = 4177.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 359 at 20 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 ---------------------------------------------------------- 0 968 455 0 0 -0.0 -0.0 | 179 20 -0.5 19.5 1 925 796 360 11 -0.0 -11.0 | 177 9 -0.5 8.5 2 850 1427 320 19 12.2 -14.6 | 247 13 11.7 5.0 3 700 2826 335 21 8.9 -19.0 | 266 8 8.4 0.5 4 500 5140 330 35 17.5 -30.3 | 302 20 17.0 -10.8 5 400 6600 315 42 29.7 -29.7 | 289 31 29.2 -10.2 6 349 7478 320 46 29.6 -35.2 | 298 33 29.1 -15.7 7 300 8450 320 44 28.3 -33.7 | 297 31 27.8 -14.2 8 250 9620 310 36 27.6 -23.1 | 278 27 27.1 -3.6 9 200 11030 300 38 32.9 -19.0 | 269 32 32.4 0.5 10 150 12880 295 48 43.5 -20.3 | 271 43 43.0 -0.7 11 100 15460 280 54 53.2 -9.4 | 259 54 52.7 10.2 12 70 17720 280 48 47.3 -8.3 | 257 48 46.8 11.2 13 50 19860 270 46 46.0 -0.0 | 247 50 45.5 19.5 14 35 22133 250 62 58.3 21.2 | 235 71 57.8 40.8 15 30 23120 235 56 45.9 32.1 | 221 69 45.4 51.7 16 20 25790 220 48 30.9 36.8 | 208 64 30.3 56.3 Wind Parameters Mean winds (0-6000m): 328.5 at 26.1 knts Storm direction: 358.5 at 19.6 knts Shear (0-3000m) pos: 1.0 neg: 3.8 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 105.8 deg Storm rel helicity (0-3000m) pos: 37.6 neg: -1.3 tot: 36.3 m^2/s^2 ave: 12.1 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.24 Bulk Shear: 51.86 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 ------------------------------------------------------------------------------- 500 357 8 179 12| 0.0 13.4 13.4| 4.9 -1.3 3.6 7.3 0.15| 14.1 2.1 1000 338 12 205 9| 0.0 9.8 9.8| 20.6 -1.3 19.3 19.3 0.39| 12.3 4.8 1500 331 14 223 9| 0.7 6.5 7.2| 24.4 -1.3 23.1 15.4 0.41| 8.9 3.6 2000 330 16 232 9| 1.0 4.9 5.9| 27.9 -1.3 26.6 13.3 0.42| 7.2 3.0 2500 331 17 238 9| 1.2 3.9 5.1| 31.8 -1.3 30.5 12.2 0.45| 6.2 2.8 3000 332 18 245 9| 1.0 3.8 4.8| 37.6 -1.3 36.3 12.1 0.47| 5.7 2.7 4000 332 20 261 9| 0.7 3.6 4.4| 48.4 -1.3 47.1 11.8 0.48| 5.1 2.4 5000 331 23 275 11| 0.6 3.5 4.1| 54.6 -7.2 47.4 9.5 0.41| 4.7 2.0 6000 329 26 282 13| 0.5 3.4 3.9| 54.6 -35.4 19.1 3.2 0.28| 4.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//X0635/skewt/X0635.skewt.20251223.12.gif