UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112912.upa.cvt Date: 1200Z 29 NOV 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 29 NOV 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 61 90 5 SFC 995 100 -5.7 -8.8 79 3.1 -6.6 90 5 267.8 268.2 266.8 273.2 1.97 2 975 260 -2.7 -5.4 82 2.7 -3.6 119 13 272.4 272.8 270.9 279.6 2.62 3 965 342 -1.5 -4.0 83 2.5 -2.4 134 17 274.4 274.9 272.6 282.5 2.94 4 935 593 -0.9 -3.2 84 2.3 -1.8 180 29 277.5 278.1 274.8 286.5 3.22 5 925 679 -1.5 -3.8 84 2.3 -2.4 195 33 277.8 278.3 274.8 286.4 3.12 6 850 1349 -4.3 -7.0 81 2.7 -5.3 220 46 281.6 282.1 276.2 289.2 2.66 7 728 2553 -11.3 -14.2 79 2.9 -12.1 236 36 286.7 287.0 277.6 291.9 1.75 8 700 2853 -13.7 -16.9 77 3.2 -14.5 240 33 287.3 287.6 277.5 291.7 1.45 9 549 4652 -27.9 -31.4 72 3.5 -28.3 244 32 291.1 291.2 278.0 292.8 0.50 10 513 5138 -30.5 -33.9 72 3.4 -30.9 245 31 293.7 293.8 279.1 295.1 0.42 11 500 5320 -31.9 -35.0 74 3.1 -32.2 245 31 294.1 294.2 279.3 295.4 0.39 12 400 6850 -45.3 -48.8 68 3.5 -45.4 245 36 296.1 296.1 279.8 296.5 0.11 13 347 7784 -52.5 -56.1 65 3.6 -52.6 242 50 298.7 298.7 280.8 298.9 0.06 14 305 8614 -54.7 -58.6 62 3.9 -54.8 240 62 306.8 306.8 284.2 307.0 0.05 15 300 8720 -54.5 -58.5 61 4.0 -54.6 240 64 308.5 308.5 284.8 308.7 0.05 16 257 9705 -55.7 -59.7 61 4.0 -55.8 248 66 320.7 320.7 289.0 320.9 0.05 17 250 9880 -55.7 -59.8 60 4.1 -55.8 250 66 323.3 323.3 289.8 323.4 0.05 18 213 10899 -54.9 -59.3 58 4.4 -55.0 254 60 339.7 339.7 294.3 339.9 0.06 19 200 11300 -56.1 -60.6 57 4.5 -56.2 255 58 343.9 343.9 295.3 344.2 0.05 20 176 12110 -58.9 -63.8 53 4.9 -59.0 255 66 352.1 352.1 297.1 352.3 0.04 21 150 13120 -57.5 -62.5 53 5.0 -57.6 255 77 371.0 371.0 300.8 371.3 0.06 22 137 13692 -57.1 -62.6 50 5.5 -57.3 260 79 381.5 381.5 302.5 381.7 0.06 23 125 14271 -56.7 -62.7 47 6.0 -56.9 260 72 392.3 392.3 304.2 392.6 0.07 24 100 15670 -60.9 -66.9 45 6.0 -61.0 260 56 410.1 410.1 306.6 410.3 0.05 25 95 15988 -61.7 -67.7 45 6.0 -61.9 259 55 414.6 414.6 307.1 414.8 0.04 26 86 16603 -62.7 -68.7 44 6.0 -62.9 256 53 424.5 424.5 308.3 424.7 0.04 27 74 17535 -59.9 -65.9 45 6.0 -60.1 252 49 449.0 449.1 310.8 449.5 0.07 28 70 17880 -62.3 -68.3 44 6.0 -62.5 250 48 451.1 451.1 311.0 451.4 0.06 29 62 18631 -61.5 -67.5 45 6.0 -61.7 255 54 468.8 468.8 312.5 469.2 0.07 30 57 19148 -65.1 -71.1 43 6.0 -65.3 259 58 472.0 472.1 312.8 472.3 0.05 31 50 19960 -58.5 -64.5 46 6.0 -58.9 265 64 505.6 505.7 315.4 506.4 0.13 32 49 20087 -58.1 -64.1 46 6.0 -58.5 264 64 509.5 509.5 315.7 510.4 0.14 33 43 20903 -61.1 -68.1 39 7.0 -61.4 256 62 521.5 521.5 316.4 522.1 0.09 34 37 21850 -54.7 -61.7 42 7.0 -55.5 247 60 560.8 560.9 318.8 562.6 0.26 35 32 22784 -52.1 -59.1 43 7.0 -53.2 239 59 591.6 591.7 320.3 594.6 0.41 36 30 23200 -53.9 -61.9 37 8.0 -55.0 235 58 597.7 597.8 320.6 600.0 0.31 37 27 23887 -47.5 -55.5 39 8.0 -49.6 236 55 634.0 634.3 322.3 639.9 0.77 38 26 24135 -49.3 -57.3 39 8.0 -51.1 237 54 635.7 636.0 322.3 640.7 0.64 39 23 24951 -43.1 -53.1 32 10.0 -46.6 238 51 676.7 677.2 324.0 686.5 1.20 40 20 25900 -39.7 -50.7 30 11.0 -44.5 240 48 714.7 715.5 325.4 730.5 1.83 41 17 27018 -36.7 -49.7 25 13.0 -43.3 758.3 759.4 326.7 780.5 2.41 42 15 27878 -40.5 -54.5 21 14.0 -46.6 773.3 774.0 327.0 788.1 1.56 43 13 28866 -34.3 -50.3 18 16.0 -43.3 827.1 828.5 328.5 856.8 2.95 44 12 29424 -36.1 -53.1 16 17.0 -45.1 839.8 841.0 328.7 863.6 2.30 TRP 305 8614 -54.7 -58.6 62 3.9 -54.8 240 62 306.8 306.8 284.2 307.0 0.05 WND 137 13692 -57.1 -62.6 50 5.5 -57.3 260 79 381.5 381.5 302.5 381.7 0.06 Sounding variables and indices 1000-500 mb thick: 5259.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.39 inches Sfc-500 mean rel hum: 77.52 % Est. max temperature: 8.28 C = 46.91 F Sfc-Lift cond lev (LCL): 947.22 mb = 490.03 m = 1607.69 ft T: -1.15 C 700-500 lapse rate: 7.38 C/km ThetaE index: 0.25 C Layer 700.0- 549.0 mb Conv cond level (CCL): 995.00 mb = 100.25 m = 328.89 ft Mean mixing ratio: 2.89 g/kg Conv temperature: -3.83 C = 25.10 F Cap Strength: 9.03 C Lifted Index: 9.24 C Risk: None Lifted Index @300 mb: 17.73 C Lifted Index @700 mb: 6.38 C Showalter Index: 4.94 C Risk: None Total Totals Index: 52.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 24.90 C K Index: 17.40 Risk: < 20 % chance of thunderstorms Sweat Index: 270.83 Risk: None Energy Index: 1.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.94 J/kg Max Up Vert Vel: 8.71 m/s Conv Inhibition (B-): 57012.59 J/kg Cap Strength: 9.07 C Lift Cond Lev (LCL): 908.40 mb = 822.50 m = 2698.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 262 at 25 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 ---------------------------------------------------------- 0 995 100 90 5 -5.0 0.0 | 84 30 -29.9 -3.3 1 925 679 195 33 8.5 31.9 | 150 33 -16.3 28.5 2 850 1349 220 46 29.6 35.2 | 188 32 4.7 31.9 3 700 2853 240 33 28.6 16.5 | 196 14 3.7 13.2 4 500 5320 245 31 28.1 13.1 | 198 10 3.2 9.8 5 400 6850 245 36 32.6 15.2 | 213 14 7.7 11.9 6 305 8614 240 62 53.7 31.0 | 226 40 28.8 27.7 7 300 8720 240 64 55.4 32.0 | 227 42 30.5 28.7 8 250 9880 250 66 62.0 22.6 | 243 42 37.1 19.2 9 200 11300 255 58 56.0 15.0 | 249 33 31.1 11.7 10 150 13120 255 77 74.4 19.9 | 251 52 49.5 16.6 11 137 13692 260 79 77.8 13.7 | 259 54 52.9 10.4 12 100 15670 260 56 55.1 9.7 | 258 31 30.3 6.4 13 70 17880 250 48 45.1 16.4 | 237 24 20.2 13.1 14 50 19960 265 64 63.8 5.6 | 267 39 38.9 2.2 15 30 23200 235 58 47.5 33.3 | 217 38 22.6 29.9 16 20 25900 240 48 41.6 24.0 | 219 27 16.7 20.7 Wind Parameters Mean winds (0-6000m): 232.4 at 33.5 knts Storm direction: 262.4 at 25.1 knts Shear (0-3000m) pos: 6.4 neg: 0.0 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 112.3 deg Storm rel helicity (0-3000m) pos: 606.3 neg: -0.1 tot: 606.2 m^2/s^2 ave: 202.1 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 14.7 stream: 11.5 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 0.46 Bulk Shear: 83.27 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 ------------------------------------------------------------------------------- 500 186 17 120 27| 30.5 0.0 30.5|324.7 0.0 324.7 649.4 0.92| 37.9 34.7 1000 197 27 142 28| 22.6 0.0 22.6|510.6 0.0 510.6 510.6 0.94| 30.1 28.3 1500 208 32 159 27| 16.3 0.0 16.3|591.6 0.0 591.6 394.4 0.92| 24.0 22.2 2000 214 35 167 26| 11.2 0.0 11.2|602.2 0.0 602.2 301.1 0.86| 19.7 17.0 2500 218 35 172 25| 8.1 0.0 8.1|606.0 0.0 606.0 242.4 0.81| 17.0 13.8 3000 221 35 175 23| 6.4 0.0 6.4|606.3 -0.1 606.2 202.1 0.78| 14.7 11.5 4000 226 34 180 21| 4.7 0.0 4.7|607.1 -0.1 607.0 151.8 0.77| 11.2 8.6 5000 230 34 183 19| 3.7 0.0 3.7|607.7 -0.1 607.6 121.5 0.76| 9.1 6.9 6000 232 33 185 17| 3.1 0.1 3.3|612.8 -0.1 612.7 102.1 0.75| 7.9 5.9 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251129.12.gif