UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 7 DEC 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 ------------------------------------------------------------------------------- SFC 1002 105 -10.1 -15.1 67 5.0 -11.2 0 0 262.9 263.1 261.8 266.1 1.18 1 1000 120 -8.5 -13.2 69 4.7 -9.6 0 0 264.6 264.9 263.5 268.4 1.38 2 991 190 -7.1 -10.9 74 3.8 -8.1 347 1 266.7 267.0 265.6 271.3 1.68 3 925 725 -10.1 -15.1 67 5.0 -11.3 250 5 269.0 269.2 266.4 272.5 1.28 4 891 1012 -11.9 -16.9 66 5.0 -13.0 274 10 270.0 270.2 266.8 273.2 1.14 5 858 1302 -10.5 -18.5 52 8.0 -12.3 299 16 274.4 274.6 269.5 277.4 1.03 6 850 1374 -10.7 -19.7 48 9.0 -12.6 305 17 274.9 275.1 269.7 277.7 0.94 7 731 2515 -18.9 -28.9 41 10.0 -20.3 282 14 278.1 278.2 270.9 279.6 0.48 8 700 2836 -21.5 -31.5 40 10.0 -22.7 275 13 278.7 278.7 271.1 279.9 0.39 9 671 3146 -24.3 -32.3 48 8.0 -25.2 274 15 278.9 279.0 271.2 280.1 0.38 10 581 4181 -30.1 -34.4 66 4.3 -30.5 269 20 283.9 283.9 274.0 285.0 0.36 11 500 5230 -38.7 -43.7 59 5.0 -38.9 265 25 285.9 285.9 274.8 286.4 0.16 12 441 6082 -45.7 -50.2 60 4.5 -45.9 262 30 287.5 287.5 275.5 287.8 0.09 13 400 6730 -48.1 -53.1 56 5.0 -48.2 260 33 292.5 292.5 278.0 292.7 0.07 14 384 6998 -49.1 -54.1 56 5.0 -49.2 255 33 294.6 294.6 279.0 294.8 0.06 15 300 8610 -49.9 -57.9 38 8.0 -50.1 250 56 315.0 315.0 287.2 315.2 0.05 16 277 9129 -50.1 -59.1 34 9.0 -50.3 252 55 322.0 322.0 289.4 322.2 0.05 17 250 9800 -47.7 -57.7 31 10.0 -48.0 255 54 335.2 335.2 293.2 335.4 0.06 18 242 10016 -47.3 -58.3 27 11.0 -47.7 254 56 338.9 338.9 294.1 339.1 0.06 19 200 11280 -47.9 -60.9 21 13.0 -48.4 250 68 356.9 356.9 298.1 357.2 0.05 20 174 12190 -49.9 -63.9 18 14.0 -50.4 253 79 368.1 368.1 300.2 368.3 0.04 21 160 12737 -48.9 -64.0 16 15.1 -49.4 255 85 378.8 378.8 302.1 379.0 0.04 22 150 13160 -48.1 -64.1 14 16.0 -48.8 260 81 387.2 387.2 303.4 387.4 0.05 23 129 14157 -47.7 -64.7 12 17.0 -48.5 258 69 405.0 405.0 305.9 405.2 0.05 24 103 15629 -52.9 -70.9 10 18.0 -53.5 255 52 421.9 421.9 308.0 422.1 0.03 25 100 15820 -52.7 -70.7 10 18.0 -53.4 255 50 425.9 425.9 308.4 426.0 0.03 26 94 16217 -53.9 -71.9 9 18.0 -54.5 252 52 431.1 431.2 309.0 431.3 0.02 27 82 17095 -52.3 -70.3 10 18.0 -53.1 247 57 451.6 451.6 311.0 451.8 0.04 28 70 18110 -54.7 -73.7 8 19.0 -55.4 240 62 467.4 467.4 312.4 467.5 0.03 29 66 18486 -55.5 -73.5 9 18.0 -56.2 243 61 473.6 473.6 313.0 473.7 0.03 30 62 18889 -50.5 -69.5 9 19.0 -51.7 245 61 493.2 493.2 314.5 493.5 0.05 31 54 19784 -53.5 -72.5 8 19.0 -54.5 252 59 506.1 506.1 315.4 506.4 0.04 32 50 20280 -52.7 -71.7 8 19.0 -53.9 255 58 519.3 519.3 316.3 519.6 0.05 33 44 21105 -52.3 -72.3 7 20.0 -53.7 250 54 539.6 539.6 317.5 539.9 0.05 34 39 21876 -56.5 -75.5 7 19.0 -57.5 245 51 547.9 547.9 318.0 548.1 0.03 35 36 22392 -49.5 -69.5 8 20.0 -51.7 242 49 578.7 578.7 319.6 579.4 0.09 36 32 23159 -51.7 -71.7 7 20.0 -53.7 238 46 592.7 592.7 320.3 593.2 0.07 37 30 23580 -48.3 -69.3 7 21.0 -51.1 235 44 613.0 613.0 321.2 613.8 0.11 38 29 23805 -46.1 -67.1 8 21.0 -49.5 233 42 625.0 625.1 321.7 626.2 0.16 39 27 24279 -47.5 -68.5 7 21.0 -50.7 230 38 634.0 634.0 322.1 635.1 0.14 40 25 24793 -44.1 -66.1 7 22.0 -48.5 226 34 657.8 657.9 323.0 659.6 0.21 41 20 26280 -47.7 -69.7 6 22.0 -51.7 215 21 690.2 690.2 324.1 691.5 0.16 42 19 26619 -47.7 -69.7 6 22.0 -51.8 700.4 700.4 324.5 701.8 0.17 43 17 27344 -53.1 -74.1 6 21.0 -55.9 705.7 705.7 324.6 706.5 0.10 44 15 28159 -48.9 -70.9 6 22.0 -53.2 745.4 745.4 325.8 747.0 0.18 45 11 30192 -49.7 -71.7 6 22.0 -54.7 811.6 811.7 327.5 813.8 0.22 TRP 384 6998 -49.1 -54.1 56 5.0 -49.2 255 33 294.6 294.6 279.0 294.8 0.06 WND 160 12737 -48.9 -64.0 16 15.1 -49.4 255 85 378.8 378.8 302.1 379.0 0.04 Sounding variables and indices 1000-500 mb thick: 5110.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 55.65 % Est. max temperature: 1.81 C = 35.26 F Sfc-Lift cond lev (LCL): 924.58 mb = 728.48 m = 2390.01 ft T: -10.12 C 700-500 lapse rate: 7.18 C/km ThetaE index: 0.00 C Layer 1002.0-34559928603461275323878021909184512.0 mb Conv cond level (CCL): 770.28 mb = 2119.05 m = 6952.19 ft Mean mixing ratio: 1.42 g/kg Conv temperature: 4.03 C = 39.25 F Cap Strength: 10.78 C Lifted Index: 11.67 C Risk: None Lifted Index @300 mb: 30.59 C Lifted Index @700 mb: 7.48 C Showalter Index: 7.04 C Risk: None Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.00 C Cross Totals Index: 19.00 C K Index: -1.70 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 1.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.18 J/kg Max Up Vert Vel: 4.51 m/s Conv Inhibition (B-): 70824.12 J/kg Cap Strength: 11.62 C Lift Cond Lev (LCL): 885.18 mb = 1062.76 m = 3486.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 13 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 1002 105 0 0 -0.0 -0.0 | 123 13 -10.6 6.9 1 1000 120 0 0 -0.0 -0.0 | 123 13 -10.6 6.9 2 925 725 250 5 4.7 1.7 | 146 10 -5.9 8.7 3 850 1374 305 17 13.9 -9.8 | 310 4 3.3 -2.8 4 700 2836 275 13 13.0 -1.1 | 202 6 2.4 5.8 5 500 5230 265 25 24.9 2.2 | 238 17 14.3 9.1 6 400 6730 260 33 32.5 5.7 | 240 25 21.9 12.7 7 384 6998 255 33 31.9 8.5 | 234 26 21.3 15.5 8 300 8610 250 56 52.6 19.2 | 238 49 42.0 26.1 9 250 9800 255 54 52.2 14.0 | 243 47 41.6 20.9 10 200 11280 250 68 63.9 23.3 | 240 61 53.3 30.2 11 160 12737 255 85 82.1 22.0 | 248 77 71.5 28.9 12 150 13160 260 81 79.8 14.1 | 253 72 69.2 21.0 13 100 15820 255 50 48.3 12.9 | 242 43 37.7 19.9 14 70 18110 240 62 53.7 31.0 | 229 57 43.1 37.9 15 50 20280 255 58 56.0 15.0 | 244 50 45.4 22.0 16 30 23580 235 44 36.0 25.2 | 218 41 25.5 32.2 17 20 26280 215 21 12.0 17.2 | 183 24 1.5 24.1 Wind Parameters Mean winds (0-6000m): 273.3 at 16.9 knts Storm direction: 303.3 at 12.7 knts Shear (0-3000m) pos: 2.2 neg: 1.4 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 88.7 deg Storm rel helicity (0-3000m) pos: 31.2 neg: -10.7 tot: 20.5 m^2/s^2 ave: 6.8 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 29.50 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 ------------------------------------------------------------------------------- 500 272 2 129 11| 0.0 4.1 4.1| 7.0 -2.1 4.9 9.9 0.40| 5.4 2.1 1000 265 5 141 9| 4.2 2.1 6.2| 23.5 -2.1 21.5 21.5 0.64| 7.9 5.1 1500 291 8 144 5| 4.5 1.4 5.8| 29.4 -3.4 26.0 17.4 0.64| 8.4 5.4 2000 293 10 157 3| 3.3 1.3 4.6| 29.4 -6.4 23.0 11.5 0.46| 7.1 3.2 2500 291 11 174 3| 2.7 1.4 4.0| 29.4 -9.4 20.0 8.0 0.33| 6.3 2.1 3000 289 11 185 3| 2.2 1.4 3.6| 31.2 -10.7 20.5 6.8 0.31| 5.6 1.8 4000 283 13 205 5| 1.7 1.6 3.3| 37.9 -10.7 27.2 6.8 0.35| 4.9 1.7 5000 277 15 219 6| 1.3 1.8 3.1| 42.8 -10.7 32.1 6.4 0.34| 4.5 1.5 6000 273 17 226 9| 1.1 2.0 3.1| 46.7 -10.7 36.0 6.0 0.31| 4.2 1.3 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251207.12.gif