UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 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 1014 99 -1.3 -4.0 82 2.7 -2.3 290 1 270.8 271.2 270.1 278.4 2.80 1 1000 210 -2.1 -4.5 84 2.4 -3.0 290 5 271.0 271.5 270.2 278.5 2.73 2 925 825 -6.5 -9.0 82 2.5 -7.2 305 13 272.7 273.0 270.2 278.4 2.09 3 850 1480 -11.1 -13.9 80 2.8 -11.8 295 15 274.5 274.8 270.4 278.9 1.53 4 700 2937 -22.7 -25.2 80 2.5 -23.1 300 15 277.3 277.5 270.8 279.4 0.70 5 657 3398 -26.3 -28.7 80 2.4 -26.6 296 16 278.4 278.5 271.1 280.0 0.54 6 592 4145 -29.5 -31.8 80 2.3 -29.7 290 17 283.1 283.1 273.7 284.5 0.45 7 507 5234 -36.5 -39.4 74 2.9 -36.7 281 19 287.4 287.4 275.7 288.2 0.25 8 500 5330 -37.3 -40.3 74 3.0 -37.5 280 19 287.6 287.6 275.8 288.3 0.23 9 488 5498 -38.1 -41.6 70 3.5 -38.3 278 23 288.6 288.6 276.3 289.3 0.20 10 400 6860 -41.5 -49.5 42 8.0 -41.9 260 52 301.1 301.1 282.0 301.4 0.10 11 370 7388 -43.1 -52.1 37 9.0 -43.5 255 64 305.7 305.7 283.8 306.0 0.08 12 337 8017 -44.1 -55.1 28 11.0 -44.5 255 71 312.6 312.6 286.4 312.9 0.06 13 300 8800 -42.7 -55.7 23 13.0 -43.3 255 79 325.2 325.2 290.4 325.4 0.07 14 297 8867 -42.5 -55.5 23 13.0 -43.0 255 79 326.4 326.4 290.7 326.7 0.07 15 263 9682 -43.7 -58.7 17 15.0 -44.3 255 85 336.2 336.2 293.4 336.4 0.05 16 250 10020 -44.7 -60.7 15 16.0 -45.3 255 87 339.6 339.6 294.3 339.8 0.04 17 225 10725 -45.7 -62.7 13 16.9 -46.3 260 91 348.4 348.4 296.3 348.6 0.04 18 200 11510 -46.9 -64.9 11 18.0 -47.5 265 85 358.5 358.5 298.4 358.6 0.03 19 174 12423 -50.3 -69.3 9 19.0 -50.8 260 82 367.5 367.5 300.1 367.6 0.02 20 158 13052 -49.3 -69.3 8 20.0 -49.9 257 80 379.4 379.4 302.2 379.5 0.02 21 150 13390 -51.1 -70.1 9 19.0 -51.6 255 79 382.0 382.0 302.6 382.1 0.02 22 122 14718 -55.9 -74.9 8 19.0 -56.3 255 75 396.5 396.5 304.8 396.6 0.01 23 106 15617 -53.7 -73.7 7 20.0 -54.2 255 72 417.0 417.0 307.4 417.0 0.02 24 100 15990 -54.7 -74.7 7 20.0 -55.2 255 71 422.0 422.0 308.0 422.1 0.02 25 87 16875 -57.3 -77.3 6 20.0 -57.8 259 63 434.0 434.0 309.3 434.0 0.01 26 83 17176 -51.9 -71.9 7 20.0 -52.7 260 60 450.8 450.9 311.0 451.0 0.03 27 77 17659 -54.7 -74.7 7 20.0 -55.4 262 56 454.8 454.8 311.3 454.9 0.02 28 70 18270 -53.3 -73.3 7 20.0 -54.2 265 50 470.4 470.4 312.7 470.5 0.03 29 63 18948 -52.3 -73.3 6 21.0 -53.4 260 49 487.0 487.0 314.0 487.1 0.03 30 50 20420 -58.1 -78.1 6 20.0 -58.8 250 46 506.6 506.6 315.4 506.7 0.02 31 45 21095 -51.9 -72.9 6 21.0 -53.4 251 44 537.1 537.1 317.3 537.4 0.04 32 40 21855 -55.3 -75.3 7 20.0 -56.4 252 43 547.0 547.0 317.9 547.2 0.03 33 34 22897 -54.3 -74.3 7 20.0 -55.8 254 40 575.6 575.6 319.5 576.0 0.05 34 30 23710 -49.1 -71.1 6 22.0 -51.7 255 38 610.8 610.8 321.1 611.4 0.09 35 29 23933 -49.1 -71.1 6 22.0 -51.8 254 37 616.7 616.8 321.4 617.4 0.09 36 24 25164 -53.7 -74.7 6 21.0 -55.8 247 33 637.7 637.7 322.2 638.2 0.06 37 22 25723 -54.3 -75.3 6 21.0 -56.4 244 31 651.9 652.0 322.8 652.5 0.06 38 20 26340 -50.3 -72.3 6 22.0 -53.5 240 29 682.2 682.3 323.9 683.1 0.11 39 11 30211 -53.3 -75.3 5 22.0 -57.1 313 17 798.5 798.6 327.3 799.8 0.13 40 10 30830 -49.5 -72.5 5 23.0 -54.9 325 15 834.8 834.9 328.1 837.0 0.21 41 9.4 31238 -47.1 -70.1 5 23.0 -53.7 858.8 859.0 328.7 862.2 0.32 TRP 370 7388 -43.1 -52.1 37 9.0 -43.5 255 64 305.7 305.7 283.8 306.0 0.08 WND 225 10725 -45.7 -62.7 13 16.9 -46.3 260 91 348.4 348.4 296.3 348.6 0.04 Sounding variables and indices 1000-500 mb thick: 5120.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 79.84 % Est. max temperature: 2.11 C = 35.79 F Sfc-Lift cond lev (LCL): 971.92 mb = 434.64 m = 1425.98 ft T: -3.71 C 700-500 lapse rate: 6.10 C/km ThetaE index: 0.02 C Layer 925.0- 850.0 mb Conv cond level (CCL): 910.64 mb = 946.16 m = 3104.16 ft Mean mixing ratio: 2.42 g/kg Conv temperature: 0.95 C = 33.71 F Cap Strength: 7.78 C Lifted Index: 7.86 C Risk: None Lifted Index @300 mb: 33.10 C Lifted Index @700 mb: 1.13 C Showalter Index: 7.50 C Risk: None Total Totals Index: 49.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 23.40 C K Index: 9.80 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 1.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.02 J/kg Max Up Vert Vel: 2.83 m/s Conv Inhibition (B-): 63746.02 J/kg Cap Strength: 7.74 C Lift Cond Lev (LCL): 927.21 mb = 806.17 m = 2644.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 319 at 12 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 1014 99 290 1 0.9 -0.3 | 141 12 -7.2 9.0 1 1000 210 290 5 4.7 -1.7 | 156 8 -3.4 7.7 2 925 825 305 13 10.6 -7.5 | 233 3 2.5 1.9 3 850 1480 295 15 13.6 -6.3 | 241 6 5.5 3.0 4 700 2937 300 15 13.0 -7.5 | 249 5 4.8 1.9 5 500 5330 280 19 18.7 -3.3 | 240 12 10.6 6.1 6 400 6860 260 52 51.2 9.0 | 247 47 43.1 18.4 7 370 7388 255 64 61.8 16.6 | 244 60 53.7 25.9 8 300 8800 255 79 76.3 20.4 | 246 74 68.2 29.8 9 250 10020 255 87 84.0 22.5 | 247 82 75.9 31.9 10 225 10725 260 91 89.6 15.8 | 253 85 81.5 25.2 11 200 11510 265 85 84.7 7.4 | 258 78 76.5 16.8 12 150 13390 255 79 76.3 20.4 | 246 74 68.2 29.8 13 100 15990 255 71 68.6 18.4 | 245 67 60.4 27.7 14 70 18270 265 50 49.8 4.4 | 252 44 41.7 13.7 15 50 20420 250 46 43.2 15.7 | 234 43 35.1 25.1 16 30 23710 255 38 36.7 9.8 | 236 34 28.6 19.2 17 20 26340 240 29 25.1 14.5 | 215 29 17.0 23.9 18 10 30830 325 15 8.6 -12.3 | 351 3 0.5 -2.9 Wind Parameters Mean winds (0-6000m): 289.0 at 16.5 knts Storm direction: 319.0 at 12.4 knts Shear (0-3000m) pos: 2.2 neg: 0.3 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 107.3 deg Storm rel helicity (0-3000m) pos: 16.5 neg: -0.0 tot: 16.5 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 2.9 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.30 Bulk Shear: 13.48 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 ------------------------------------------------------------------------------- 500 296 7 161 7| 9.3 0.0 9.3| 12.0 0.0 12.0 24.0 0.64| 9.5 6.1 1000 301 10 180 4| 6.6 0.0 6.6| 15.1 0.0 15.1 15.1 0.67| 7.0 4.7 1500 299 11 203 4| 4.4 0.6 5.0| 15.4 0.0 15.4 10.3 0.61| 5.3 3.2 2000 298 12 216 4| 3.3 0.5 3.8| 15.9 0.0 15.9 7.9 0.61| 4.1 2.5 2500 298 13 223 5| 2.7 0.4 3.0| 16.3 0.0 16.3 6.5 0.61| 3.4 2.0 3000 298 13 228 5| 2.2 0.3 2.6| 16.5 -0.0 16.5 5.5 0.59| 2.9 1.7 4000 297 14 235 5| 1.7 0.6 2.3| 16.5 -0.8 15.8 3.9 0.49| 2.6 1.3 5000 294 15 238 6| 1.3 0.8 2.1| 16.5 -2.8 13.7 2.7 0.39| 2.4 0.9 6000 289 17 242 8| 1.1 2.2 3.3| 30.0 -3.6 26.3 4.4 0.29| 3.5 1.0 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251019.12.gif