UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for X0635... Searching the city database file for: X0635 ... Date:1200Z 20 APR 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 166 SFC 964 458 -1.1 -8.1 59 7.0 -3.4 240 1 274.9 275.3 271.7 280.9 2.15 2 925 786 -3.3 -12.3 50 9.0 -6.0 285 5 275.9 276.2 271.4 280.5 1.60 3 850 1450 -8.7 -17.7 48 9.0 -10.8 345 7 277.0 277.2 271.3 280.3 1.12 4 760 2301 -15.7 -22.7 55 7.0 -17.0 351 17 278.5 278.6 271.6 280.9 0.81 5 747 2430 -16.9 -24.9 50 8.0 -18.3 352 19 278.5 278.7 271.5 280.6 0.68 6 700 2913 -19.3 -33.3 28 14.0 -21.1 355 25 281.1 281.2 272.4 282.1 0.33 7 641 3564 -23.7 -44.7 13 21.0 -25.4 339 29 283.3 283.3 273.3 283.7 0.11 8 631 3679 -24.5 -45.5 12 21.0 -26.1 336 30 283.6 283.7 273.5 284.0 0.10 9 500 5330 -38.5 -50.5 27 12.0 -39.0 295 40 286.1 286.1 274.8 286.4 0.07 10 420 6501 -47.6 -56.4 35 8.9 -47.8 275 66 289.1 289.1 276.3 289.3 0.04 11 400 6820 -50.1 -58.1 38 8.0 -50.3 275 60 289.9 289.9 276.7 290.0 0.04 12 360 7513 -47.9 -55.9 39 8.0 -48.1 270 56 301.7 301.7 282.1 301.9 0.05 13 337 7950 -46.9 -54.9 40 8.0 -47.1 266 53 308.8 308.8 284.9 309.1 0.07 14 300 8720 -47.7 -58.7 27 11.0 -48.0 260 48 318.1 318.1 288.2 318.3 0.05 15 250 9920 -46.9 -62.9 14 16.0 -47.4 255 56 336.3 336.3 293.4 336.5 0.03 16 228 10535 -46.5 -64.5 11 18.0 -47.1 257 54 345.9 345.9 295.7 346.1 0.03 17 200 11410 -46.7 -65.7 10 19.0 -47.3 260 52 358.8 358.8 298.5 358.9 0.03 18 195 11577 -46.7 -66.7 8 20.0 -47.4 259 51 361.4 361.4 299.0 361.5 0.02 19 185 11926 -44.5 -65.5 8 21.0 -45.4 256 49 370.5 370.5 300.7 370.6 0.03 20 150 13310 -49.3 -71.3 6 22.0 -50.0 245 40 385.1 385.1 303.1 385.2 0.02 21 138 13855 -50.1 -72.1 6 22.0 -50.8 246 39 393.0 393.0 304.2 393.1 0.02 22 122 14668 -45.3 -69.3 5 24.0 -46.5 248 36 415.9 415.9 307.2 416.0 0.03 23 101 15915 -49.7 -73.7 4 24.0 -50.6 250 33 430.5 430.5 308.9 430.6 0.02 24 100 15980 -49.7 -72.7 5 23.0 -50.6 250 33 431.7 431.7 309.0 431.8 0.02 25 89 16747 -46.3 -70.3 5 24.0 -47.7 248 26 453.1 453.1 311.1 453.3 0.03 26 75 17859 -55.5 -78.5 4 23.0 -56.2 246 15 456.6 456.6 311.5 456.6 0.01 27 70 18300 -54.1 -78.1 4 24.0 -54.9 245 11 468.6 468.7 312.5 468.7 0.01 28 68 18487 -52.3 -76.3 4 24.0 -53.3 245 11 476.4 476.4 313.2 476.5 0.02 29 57 19623 -55.5 -79.5 3 24.0 -56.3 248 9 493.8 493.8 314.5 493.9 0.01 30 54 19971 -51.5 -75.5 4 24.0 -52.8 249 8 510.7 510.8 315.7 510.9 0.03 31 50 20470 -52.9 -76.9 4 24.0 -54.1 250 7 518.8 518.8 316.2 518.9 0.02 32 31 23540 -54.7 -78.7 4 24.0 -56.2 245 9 590.0 590.0 320.2 590.1 0.03 33 30 23750 -53.1 -77.1 4 24.0 -54.9 245 9 599.9 599.9 320.6 600.1 0.04 34 29 23968 -52.5 -76.5 4 24.0 -54.5 230 8 607.4 607.4 320.9 607.7 0.04 35 20 26370 -51.5 -76.5 3 25.0 -54.5 70 3 678.5 678.6 323.7 679.0 0.06 36 18 27052 -52.5 -77.5 3 25.0 -55.5 696.1 696.2 324.3 696.6 0.06 TRP 400 6820 -50.1 -58.1 38 8.0 -50.3 275 60 289.9 289.9 276.7 290.0 0.04 WND 420 6501 -47.6 -56.4 35 8.9 -47.8 275 66 289.1 289.1 276.3 289.3 0.04 Sounding variables and indices 1000-500 mb thick: 5164.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 33.77 % Est. max temperature: 1.57 C = 34.82 F Sfc-Lift cond lev (LCL): 863.64 mb = 1325.00 m = 4347.05 ft T: -7.68 C 700-500 lapse rate: 7.94 C/km ThetaE index: 0.63 C Layer 925.0- 760.0 mb Conv cond level (CCL): 772.13 mb = 2180.45 m = 7153.60 ft Mean mixing ratio: 1.58 g/kg Conv temperature: 2.22 C = 36.00 F Cap Strength: 4.25 C Lifted Index: 5.02 C Risk: None Lifted Index @300 mb: 26.66 C Lifted Index @700 mb: 2.98 C Showalter Index: 5.19 C Risk: None Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.80 C Cross Totals Index: 20.80 C K Index: -1.90 Risk: None Sweat Index: 86.00 Risk: None Energy Index: 1.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.97 J/kg Max Up Vert Vel: 3.73 m/s Conv Inhibition (B-): 61280.74 J/kg Cap Strength: 4.94 C Lift Cond Lev (LCL): 798.73 mb = 1922.93 m = 6308.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 338 at 21 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 ---------------------------------------------------------- 0 964 458 240 1 0.9 0.5 | 161 22 -7.0 20.4 1 925 786 285 5 4.8 -1.3 | 171 19 -3.1 18.6 2 850 1450 345 7 1.8 -6.8 | 155 14 -6.1 13.1 3 700 2913 355 25 2.2 -24.9 | 48 8 -5.7 -5.0 4 500 5330 295 40 36.3 -16.9 | 264 29 28.4 3.0 5 420 6501 275 66 65.7 -5.8 | 256 60 57.9 14.1 6 400 6820 275 60 59.8 -5.2 | 254 54 51.9 14.6 7 300 8720 260 48 47.3 8.3 | 234 48 39.4 28.2 8 250 9920 255 56 54.1 14.5 | 233 58 46.2 34.3 9 200 11410 260 52 51.2 9.0 | 236 52 43.3 28.9 10 150 13310 245 40 36.3 16.9 | 218 46 28.4 36.8 11 100 15980 250 33 31.0 11.3 | 217 39 23.1 31.1 12 70 18300 245 11 10.0 4.6 | 185 25 2.1 24.5 13 50 20470 250 7 6.6 2.4 | 177 22 -1.3 22.2 14 30 23750 245 9 8.2 3.8 | 181 24 0.3 23.7 15 20 26370 70 3 -2.8 -1.0 | 150 22 -10.7 18.8 Wind Parameters Mean winds (0-6000m): 308.3 at 28.5 knts Storm direction: 338.3 at 21.4 knts Shear (0-3000m) pos: 4.4 neg: 1.1 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): -170.1 deg Storm rel helicity (0-3000m) pos: 18.7 neg: -52.4 tot: -33.7 m^2/s^2 ave: -11.2 10^-3 m/s^2 rel: -0.55 Storm rel vorticity (0-3000m) horiz: 6.2 stream: -3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 83.10 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 ------------------------------------------------------------------------------- 500 285 4 167 19| 5.2 0.0 5.2| 18.7 -1.2 17.5 35.0 0.51| 6.3 3.2 1000 312 5 166 17| 3.8 0.0 3.8| 18.7 -16.9 1.8 1.8 -0.06| 5.8 -0.4 1500 331 7 162 15| 4.7 0.0 4.7| 18.7 -23.7 -5.0 -3.4 -0.18| 6.0 -1.1 2000 341 9 156 12| 5.1 0.0 5.1| 18.7 -32.0 -13.3 -6.7 -0.34| 6.1 -2.1 2500 347 12 147 10| 5.3 0.0 5.3| 18.7 -40.7 -22.0 -8.8 -0.45| 6.1 -2.8 3000 347 14 141 8| 4.4 1.1 5.5| 18.7 -52.4 -33.7 -11.2 -0.55| 6.2 -3.4 4000 338 19 160 3| 3.3 2.7 6.0| 18.7 -85.3 -66.7 -16.7 -0.61| 6.6 -4.0 5000 324 23 256 6| 2.6 3.9 6.5| 18.8-141.6-122.8 -24.6 -0.58| 7.2 -4.2 6000 308 28 261 15| 2.2 5.6 7.8| 18.8-220.7-201.9 -33.6 -0.48| 8.3 -4.0 Wrote GIF file: /home/apache/climate/data/raob//X0635/skewt/X0635.skewt.20250420.12.gif