UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:0000Z 21 OCT 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 1017 99 0.4 -7.6 55 8.0 -2.3 250 5 272.2 272.6 269.9 278.1 2.12 1 1000 234 -1.3 -9.3 54 8.0 -3.8 255 7 271.9 272.2 269.4 277.1 1.89 2 925 851 -5.5 -13.5 53 8.0 -7.7 295 19 273.7 273.9 269.8 277.8 1.46 3 850 1507 -11.3 -16.3 66 5.0 -12.5 290 15 274.3 274.5 269.8 277.9 1.26 4 785 2112 -16.1 -19.5 75 3.4 -16.8 294 18 275.5 275.7 270.2 278.5 1.04 5 776 2199 -13.9 -17.5 74 3.6 -14.7 295 19 278.8 279.0 272.5 282.4 1.25 6 763 2327 -12.9 -16.9 72 4.0 -13.9 296 19 281.2 281.4 274.0 285.1 1.33 7 709 2884 -15.1 -21.1 60 6.0 -16.4 299 22 284.7 284.9 275.5 287.7 1.00 8 700 2981 -14.7 -20.7 60 6.0 -16.0 300 23 286.2 286.4 276.3 289.4 1.05 9 693 3057 -14.5 -21.5 55 7.0 -16.0 300 24 287.3 287.4 276.8 290.3 0.99 10 549 4780 -26.5 -36.5 38 10.0 -27.6 293 35 292.8 292.8 278.5 293.8 0.31 11 500 5450 -29.9 -40.9 34 11.0 -30.9 290 40 296.6 296.6 280.1 297.3 0.21 12 434 6447 -34.5 -46.5 29 12.0 -35.3 287 40 303.0 303.0 282.8 303.5 0.13 13 419 6691 -36.7 -49.7 25 13.0 -37.4 286 40 303.2 303.3 282.8 303.6 0.10 14 400 7010 -38.9 -51.9 24 13.0 -39.5 285 40 304.4 304.4 283.3 304.7 0.08 15 333 8246 -47.7 -58.7 27 11.0 -48.0 282 39 308.8 308.8 284.9 308.9 0.04 16 300 8930 -51.3 -62.3 26 11.0 -51.5 280 38 313.0 313.0 286.4 313.2 0.03 17 276 9470 -54.1 -65.1 25 11.0 -54.3 285 38 316.6 316.6 287.6 316.6 0.02 18 273 9540 -54.1 -65.1 25 11.0 -54.3 284 39 317.5 317.5 288.0 317.6 0.02 19 266 9708 -52.7 -63.7 25 11.0 -52.9 281 40 322.0 322.0 289.4 322.1 0.03 20 250 10110 -52.5 -63.5 25 11.0 -52.7 275 44 328.0 328.0 291.2 328.1 0.03 21 200 11550 -51.9 -64.9 20 13.0 -52.2 270 62 350.6 350.6 296.8 350.7 0.03 22 185 12057 -50.5 -65.5 15 15.0 -50.9 270 64 360.8 360.8 298.9 360.9 0.03 23 150 13420 -52.1 -69.1 11 17.0 -52.5 270 69 380.3 380.3 302.3 380.4 0.02 24 147 13551 -52.3 -69.4 11 17.1 -52.7 270 71 382.2 382.2 302.6 382.3 0.02 25 100 16020 -55.7 -74.7 8 19.0 -56.2 265 66 420.1 420.1 307.7 420.2 0.02 26 96 16280 -57.1 -77.1 6 20.0 -57.5 264 65 422.3 422.3 308.0 422.4 0.01 27 70 18290 -55.7 -76.7 6 21.0 -56.3 260 54 465.2 465.2 312.3 465.3 0.02 28 64 18858 -56.3 -77.3 5 21.0 -57.0 257 51 476.0 476.0 313.1 476.1 0.02 29 59 19376 -53.3 -75.3 5 22.0 -54.3 255 48 493.9 493.9 314.5 494.1 0.02 30 50 20440 -52.9 -74.9 5 22.0 -54.1 250 42 518.8 518.8 316.2 519.0 0.03 31 46 20973 -56.5 -78.5 5 22.0 -57.4 250 42 522.6 522.7 316.5 522.8 0.02 32 36 22534 -54.9 -77.9 4 23.0 -56.2 250 41 564.7 564.8 318.9 564.9 0.03 33 30 23720 -47.3 -72.3 4 25.0 -50.4 250 40 615.7 615.7 321.3 616.2 0.07 34 23 25477 -47.5 -73.5 3 26.0 -51.2 221 33 663.7 663.7 323.2 664.4 0.08 35 21 26072 -51.9 -75.9 4 24.0 -54.6 210 30 667.9 668.0 323.4 668.4 0.06 36 20 26390 -49.5 -74.5 4 25.0 -53.0 205 29 684.7 684.7 324.0 685.3 0.08 37 19 26724 -50.7 -74.7 4 24.0 -54.0 204 28 691.0 691.1 324.1 691.7 0.08 38 17 27453 -46.7 -72.7 4 26.0 -51.6 200 25 726.2 726.3 325.3 727.3 0.12 39 14 28723 -52.1 -76.1 4 24.0 -55.7 195 20 749.4 749.4 326.0 750.2 0.09 40 10 30910 -49.5 -74.5 4 25.0 -55.0 185 11 834.8 834.9 328.1 836.4 0.16 41 8.8 31749 -48.7 -73.7 4 25.0 -54.9 869.0 869.1 328.8 871.1 0.20 TRP 276 9470 -54.1 -65.1 25 11.0 -54.3 285 38 316.6 316.6 287.6 316.6 0.02 WND 147 13551 -52.3 -69.4 11 17.1 -52.7 270 71 382.2 382.2 302.6 382.3 0.02 Sounding variables and indices 1000-500 mb thick: 5216.00 m Freezing level: 1013.00 mb = 131.03 m = 429.90 ft Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 54.04 % Est. max temperature: 2.35 C = 36.23 F Sfc-Lift cond lev (LCL): 897.33 mb = 1086.62 m = 3564.98 ft T: -7.58 C 700-500 lapse rate: 6.16 C/km ThetaE index: 1.00 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 827.15 mb = 1714.09 m = 5623.58 ft Mean mixing ratio: 1.71 g/kg Conv temperature: 2.89 C = 37.21 F Cap Strength: 13.44 C Lifted Index: 15.99 C Risk: None Lifted Index @300 mb: 25.20 C Lifted Index @700 mb: 9.83 C Showalter Index: 15.67 C Risk: None Total Totals Index: 32.20 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 13.60 C K Index: -3.70 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 4.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.33 J/kg Max Up Vert Vel: 2.58 m/s Conv Inhibition (B-): 72647.75 J/kg Cap Strength: 15.85 C Lift Cond Lev (LCL): 852.51 mb = 1484.08 m = 4868.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 323 at 19 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 1017 99 250 5 4.7 1.7 | 158 18 -6.9 16.9 1 1000 234 255 7 6.8 1.8 | 164 18 -4.9 17.0 2 925 851 295 19 17.2 -8.0 | 218 9 5.6 7.2 3 850 1507 290 15 14.1 -5.1 | 194 10 2.5 10.1 4 700 2981 300 23 19.9 -11.5 | 246 9 8.3 3.7 5 500 5450 290 40 37.6 -13.7 | 267 26 26.0 1.5 6 400 7010 285 40 38.6 -10.4 | 260 27 27.0 4.8 7 300 8930 280 38 37.4 -6.6 | 252 27 25.8 8.6 8 276 9470 285 38 36.7 -9.8 | 258 26 25.1 5.4 9 250 10110 275 44 43.8 -3.8 | 251 34 32.2 11.4 10 200 11550 270 62 62.0 -0.0 | 253 53 50.4 15.2 11 150 13420 270 69 69.0 -0.0 | 255 59 57.4 15.2 12 147 13551 270 71 71.0 -0.0 | 256 61 59.4 15.2 13 100 16020 265 66 65.7 5.8 | 249 58 54.1 20.9 14 70 18290 260 54 53.2 9.4 | 239 48 41.6 24.6 15 50 20440 250 42 39.5 14.4 | 223 41 27.9 29.6 16 30 23720 250 40 37.6 13.7 | 222 39 26.0 28.9 17 20 26390 205 29 12.3 26.3 | 181 41 0.6 41.5 18 10 30910 185 11 1.0 11.0 | 158 28 -10.7 26.1 Wind Parameters Mean winds (0-6000m): 292.6 at 25.5 knts Storm direction: 322.6 at 19.1 knts Shear (0-3000m) pos: 3.9 neg: 0.4 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 91.5 deg Storm rel helicity (0-3000m) pos: 75.5 neg: -9.5 tot: 66.0 m^2/s^2 ave: 22.0 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 40.44 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 ------------------------------------------------------------------------------- 500 268 9 172 16| 10.3 0.0 10.3| 38.6 0.0 38.6 77.3 0.87| 10.7 9.3 1000 286 13 186 12| 7.3 0.0 7.3| 53.5 -3.1 50.4 50.4 0.70| 9.4 6.6 1500 288 14 190 11| 4.9 0.7 5.6| 54.7 -9.5 45.3 30.2 0.51| 7.3 3.7 2000 289 15 194 11| 4.4 0.5 4.9| 61.8 -9.5 52.3 26.1 0.56| 6.2 3.5 2500 291 16 199 10| 4.1 0.4 4.6| 68.7 -9.5 59.3 23.7 0.61| 5.6 3.4 3000 293 17 205 9| 3.9 0.4 4.3| 75.5 -9.5 66.0 22.0 0.64| 5.2 3.3 4000 295 19 221 9| 3.0 0.7 3.7| 85.1 -9.5 75.6 18.9 0.59| 4.8 2.9 5000 294 23 236 11| 2.4 1.3 3.7| 90.8 -9.5 81.4 16.3 0.52| 4.6 2.4 6000 293 25 246 13| 2.0 1.4 3.3| 91.5 -18.7 72.8 12.1 0.46| 4.2 1.9 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251021.00.gif