UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:0000Z 19 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 1015 98 -0.5 -5.3 70 4.8 -2.2 250 3 271.5 271.9 270.2 278.4 2.53 1 1000 217 -2.3 -8.3 63 6.0 -4.2 255 5 270.9 271.2 269.0 276.5 2.04 2 988 313 -2.5 -8.5 63 6.0 -4.4 257 6 271.6 271.9 269.4 277.2 2.03 3 925 831 -6.1 -12.1 62 6.0 -7.8 270 13 273.1 273.3 269.7 277.6 1.63 4 888 1149 -8.1 -15.1 57 7.0 -9.9 277 13 274.2 274.4 269.9 278.0 1.33 5 874 1273 -9.5 -17.5 52 8.0 -11.3 280 13 274.0 274.2 269.4 277.2 1.11 6 850 1487 -11.5 -18.5 56 7.0 -13.0 285 13 274.1 274.3 269.4 277.1 1.04 7 783 2109 -17.1 -21.8 67 4.7 -18.0 285 19 274.6 274.7 269.4 277.1 0.85 8 769 2245 -14.1 -18.6 69 4.5 -15.1 285 20 279.3 279.5 272.6 282.6 1.14 9 764 2294 -13.3 -18.1 67 4.8 -14.4 285 21 280.6 280.9 273.6 284.2 1.20 10 733 2610 -13.1 -22.1 47 9.0 -15.0 285 24 284.2 284.4 275.0 286.9 0.89 11 700 2959 -14.9 -25.9 39 11.0 -16.9 285 27 286.0 286.1 275.6 288.0 0.66 12 652 3492 -18.1 -33.1 26 15.0 -20.2 281 34 288.2 288.3 276.3 289.4 0.36 13 597 4146 -21.1 -36.1 25 15.0 -22.9 276 43 292.1 292.2 278.2 293.1 0.29 14 500 5430 -30.3 -37.3 50 7.0 -31.0 265 60 296.1 296.2 280.1 297.1 0.31 15 484 5661 -32.1 -38.1 55 6.0 -32.6 265 64 296.6 296.7 280.3 297.6 0.30 16 479 5735 -32.1 -38.1 55 6.0 -32.6 265 65 297.5 297.6 280.7 298.5 0.30 17 431 6479 -34.3 -44.3 36 10.0 -35.0 265 78 303.9 303.9 283.2 304.5 0.17 18 400 7000 -37.3 -50.3 25 13.0 -38.0 265 87 306.5 306.5 284.1 306.9 0.10 19 349 7929 -41.9 -56.9 18 15.0 -42.5 265 106 312.5 312.5 286.3 312.7 0.05 20 314 8637 -44.8 -59.1 19 14.3 -45.3 265 120 318.0 318.0 288.1 318.2 0.04 21 300 8940 -46.1 -60.1 19 14.0 -46.5 265 118 320.4 320.4 288.9 320.5 0.04 22 282 9352 -47.9 -61.9 18 14.0 -48.3 263 113 323.5 323.5 289.9 323.6 0.03 23 267 9715 -47.9 -61.9 18 14.0 -48.3 262 108 328.6 328.6 291.3 328.8 0.03 24 253 10071 -49.5 -63.5 18 14.0 -49.8 260 104 331.3 331.3 292.1 331.5 0.03 25 250 10150 -48.7 -62.7 18 14.0 -49.1 260 104 333.7 333.7 292.7 333.8 0.03 26 245 10282 -48.5 -62.5 18 14.0 -48.9 260 104 335.9 335.9 293.3 336.0 0.03 27 200 11610 -49.3 -65.3 14 16.0 -49.8 255 101 354.7 354.7 297.7 354.8 0.03 28 183 12190 -49.9 -65.9 14 16.0 -50.4 257 99 362.9 362.9 299.3 363.0 0.03 29 161 13018 -54.1 -70.1 12 16.0 -54.4 259 95 369.3 369.3 300.5 369.4 0.02 30 156 13219 -54.7 -71.7 11 17.0 -55.0 259 94 371.6 371.6 300.9 371.7 0.02 31 150 13470 -54.5 -71.5 11 17.0 -54.8 260 93 376.2 376.2 301.6 376.2 0.02 32 100 16060 -53.9 -71.9 9 18.0 -54.5 260 71 423.6 423.6 308.2 423.7 0.02 33 80 17487 -52.9 -71.9 8 19.0 -53.7 254 59 453.6 453.6 311.2 453.7 0.03 34 70 18340 -54.9 -73.9 8 19.0 -55.6 250 52 466.9 466.9 312.4 467.1 0.02 35 67 18620 -55.1 -74.1 8 19.0 -55.8 251 51 472.4 472.4 312.8 472.5 0.02 36 61 19222 -52.5 -72.5 7 20.0 -53.5 252 50 491.0 491.0 314.3 491.2 0.03 37 50 20490 -58.5 -77.5 7 19.0 -59.2 255 46 505.6 505.6 315.4 505.7 0.02 38 48 20746 -59.5 -78.5 7 19.0 -60.1 253 44 509.2 509.2 315.6 509.3 0.02 39 47 20878 -59.5 -78.5 7 19.0 -60.1 252 43 512.3 512.3 315.8 512.4 0.02 40 45 21153 -56.1 -76.1 6 20.0 -57.1 250 42 526.9 526.9 316.8 527.1 0.03 41 34 22960 -50.5 -71.5 7 21.0 -52.6 236 30 585.6 585.7 320.0 586.2 0.07 42 30 23770 -54.5 -74.5 7 20.0 -56.1 230 25 596.1 596.1 320.5 596.4 0.05 43 29 23987 -54.9 -74.9 7 20.0 -56.5 233 24 600.8 600.8 320.6 601.1 0.05 44 28 24213 -52.5 -73.5 6 21.0 -54.5 235 24 613.5 613.5 321.2 614.0 0.07 45 25 24943 -53.7 -74.7 6 21.0 -55.7 243 22 630.3 630.3 321.9 630.7 0.06 46 21 26073 -50.3 -72.3 6 22.0 -53.4 256 20 672.8 672.8 323.6 673.6 0.10 47 20 26390 -51.9 -73.9 5 22.0 -54.7 260 19 677.3 677.3 323.7 678.0 0.09 48 16 27822 -56.1 -77.1 6 21.0 -58.3 708.2 708.3 324.7 708.8 0.07 49 10 30841 -51.7 -74.7 5 23.0 -56.3 826.6 826.6 327.9 828.1 0.15 TRP 253 10071 -49.5 -63.5 18 14.0 -49.8 260 104 331.3 331.3 292.1 331.5 0.03 WND 314 8637 -44.8 -59.1 19 14.3 -45.3 265 120 318.0 318.0 288.1 318.2 0.04 Sounding variables and indices 1000-500 mb thick: 5213.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 46.48 % Est. max temperature: 2.06 C = 35.71 F Sfc-Lift cond lev (LCL): 941.56 mb = 691.38 m = 2268.28 ft T: -5.13 C 700-500 lapse rate: 6.23 C/km ThetaE index: 1.95 C Layer 1000.0- 988.0 mb Conv cond level (CCL): 852.81 mb = 1461.56 m = 4795.09 ft Mean mixing ratio: 1.90 g/kg Conv temperature: 2.11 C = 35.79 F Cap Strength: 13.63 C Lifted Index: 15.68 C Risk: None Lifted Index @300 mb: 30.46 C Lifted Index @700 mb: 9.75 C Showalter Index: 15.91 C Risk: None Total Totals Index: 30.60 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 11.80 C K Index: -10.70 Risk: None Sweat Index: 86.00 Risk: None Energy Index: 4.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.24 J/kg Max Up Vert Vel: 3.80 m/s Conv Inhibition (B-): 62479.69 J/kg Cap Strength: 15.46 C Lift Cond Lev (LCL): 878.72 mb = 1230.88 m = 4038.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 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 1015 98 250 3 2.8 1.0 | 128 23 -18.1 14.1 1 1000 217 255 5 4.8 1.3 | 132 22 -16.1 14.3 2 925 831 270 13 13.0 -0.0 | 149 15 -8.0 13.1 3 850 1487 285 13 12.6 -3.4 | 139 13 -8.4 9.7 4 700 2959 285 27 26.1 -7.0 | 220 8 5.1 6.1 5 500 5430 265 60 59.8 5.2 | 245 43 38.8 18.3 6 400 7000 265 87 86.7 7.6 | 253 69 65.7 20.6 7 314 8637 265 120 119.5 10.5 | 257 101 98.6 23.5 8 300 8940 265 118 117.6 10.3 | 256 99 96.6 23.3 9 253 10071 260 104 102.4 18.1 | 249 87 81.5 31.1 10 250 10150 260 104 102.4 18.1 | 249 87 81.5 31.1 11 200 11610 255 101 97.6 26.1 | 243 86 76.6 39.2 12 150 13470 260 93 91.6 16.1 | 248 76 70.6 29.2 13 100 16060 260 71 69.9 12.3 | 243 55 49.0 25.4 14 70 18340 250 52 48.9 17.8 | 222 42 27.9 30.8 15 50 20490 255 46 44.4 11.9 | 223 34 23.5 25.0 16 30 23770 230 25 19.2 16.1 | 176 29 -1.8 29.1 17 20 26390 260 19 18.7 3.3 | 172 17 -2.2 16.3 Wind Parameters Mean winds (0-6000m): 271.9 at 32.9 knts Storm direction: 301.9 at 24.7 knts Shear (0-3000m) pos: 2.0 neg: 2.5 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 101.2 deg Storm rel helicity (0-3000m) pos: 64.4 neg: -7.5 tot: 56.9 m^2/s^2 ave: 19.0 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 92.44 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 ------------------------------------------------------------------------------- 500 260 7 135 20| 7.3 0.0 7.3| 27.1 0.0 27.1 54.3 0.70| 7.4 5.1 1000 268 9 139 18| 5.3 0.0 5.3| 35.0 -2.4 32.6 32.6 0.53| 6.0 3.2 1500 273 11 140 16| 4.0 0.0 4.0| 36.8 -7.5 29.3 19.5 0.36| 5.0 1.8 2000 277 12 142 15| 3.0 1.2 4.2| 45.8 -7.5 38.3 19.2 0.45| 5.0 2.2 2500 280 14 146 13| 2.4 2.0 4.4| 54.9 -7.5 47.4 18.9 0.54| 5.0 2.7 3000 281 16 152 11| 2.0 2.5 4.6| 64.4 -7.5 56.9 19.0 0.60| 5.1 3.0 4000 280 21 177 9| 1.5 3.7 5.2| 79.8 -7.5 72.3 18.1 0.50| 5.6 2.8 5000 276 27 208 12| 1.2 4.4 5.6| 80.7 -15.6 65.1 13.0 0.36| 6.1 2.2 6000 272 33 225 17| 1.0 5.0 6.0|124.6 -24.7 99.9 16.6 0.32| 6.5 2.0 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251019.00.gif