UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 2 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 1006 99 -14.9 -19.6 67 4.7 -15.7 270 1 257.8 257.9 257.1 260.0 0.80 1 1000 144 -13.9 -18.2 70 4.3 -14.7 275 3 259.2 259.4 258.5 261.7 0.91 2 996 174 -13.9 -18.2 70 4.3 -14.7 276 4 259.5 259.7 258.7 262.0 0.91 3 925 732 -17.9 -22.1 70 4.2 -18.6 290 17 261.0 261.1 259.4 263.0 0.70 4 850 1357 -23.1 -26.5 74 3.4 -23.5 300 13 261.9 262.0 259.8 263.4 0.52 5 835 1487 -24.3 -27.6 74 3.3 -24.6 300 13 262.0 262.1 259.8 263.4 0.47 6 816 1655 -22.7 -26.0 74 3.3 -23.1 299 13 265.4 265.5 262.5 267.1 0.56 7 724 2523 -28.3 -31.5 74 3.2 -28.6 296 11 268.5 268.6 264.4 269.7 0.38 8 700 2764 -30.1 -33.7 71 3.6 -30.4 295 11 269.2 269.2 264.7 270.1 0.32 9 650 3287 -33.5 -38.1 63 4.6 -33.8 286 15 271.1 271.1 265.8 271.7 0.22 10 593 3929 -34.9 -39.9 60 5.0 -35.2 275 19 276.7 276.7 269.5 277.3 0.20 11 500 5100 -41.9 -49.9 41 8.0 -42.2 255 27 282.0 282.0 272.4 282.2 0.08 12 483 5333 -43.5 -51.5 41 8.0 -43.7 253 28 282.8 282.8 272.9 283.0 0.07 13 400 6580 -49.9 -58.9 34 9.0 -50.1 245 33 290.1 290.1 276.8 290.3 0.03 14 393 6695 -50.7 -59.7 34 9.0 -50.8 244 35 290.6 290.6 277.0 290.7 0.03 15 349 7465 -52.9 -61.9 33 9.0 -53.0 240 48 297.6 297.6 280.3 297.7 0.03 16 340 7633 -53.1 -62.1 33 9.0 -53.2 240 49 299.6 299.6 281.2 299.7 0.03 17 306 8312 -53.3 -62.3 33 9.0 -53.5 240 53 308.5 308.5 284.8 308.6 0.03 18 300 8440 -52.5 -61.5 33 9.0 -52.7 240 54 311.3 311.4 285.8 311.5 0.03 19 258 9424 -50.9 -60.9 30 10.0 -51.1 248 57 327.4 327.4 291.0 327.6 0.04 20 250 9630 -51.3 -61.3 29 10.0 -51.5 250 58 329.8 329.8 291.7 330.0 0.04 21 200 11070 -52.3 -64.3 22 12.0 -52.6 245 56 349.9 350.0 296.7 350.1 0.03 22 150 12920 -53.3 -67.3 17 14.0 -53.7 245 73 378.2 378.2 302.0 378.4 0.03 23 100 15530 -55.0 -70.5 13 15.5 -55.5 245 75 421.5 421.5 307.9 421.7 0.03 24 88 16346 -55.5 -71.5 12 16.0 -56.0 247 71 436.2 436.2 309.5 436.3 0.03 25 77 17201 -53.7 -69.7 12 16.0 -54.4 249 67 456.9 456.9 311.5 457.1 0.04 26 70 17810 -56.3 -73.3 10 17.0 -56.9 250 64 463.9 463.9 312.1 464.1 0.03 27 66 18184 -57.1 -74.1 10 17.0 -57.7 247 66 470.1 470.1 312.7 470.2 0.03 28 54 19472 -51.3 -69.3 10 18.0 -52.6 238 71 511.2 511.2 315.8 511.6 0.06 29 50 19970 -53.7 -70.7 11 17.0 -54.8 235 73 516.9 516.9 316.1 517.3 0.06 30 44 20790 -55.5 -73.5 9 18.0 -56.5 232 77 531.8 531.8 317.1 532.1 0.04 31 44 20790 -55.5 -73.5 9 18.0 -56.5 232 77 531.8 531.8 317.1 532.1 0.04 32 40 21406 -50.1 -69.1 9 19.0 -52.0 231 80 560.0 560.1 318.7 560.6 0.09 33 33 22658 -52.3 -70.3 10 18.0 -54.1 227 86 585.9 585.9 320.0 586.5 0.09 34 30 23280 -48.5 -68.5 8 20.0 -51.2 225 89 612.4 612.5 321.2 613.4 0.13 35 28 23738 -44.5 -64.5 9 20.0 -48.4 635.7 635.8 322.2 637.6 0.23 36 26 24233 -45.9 -65.9 9 20.0 -49.6 645.4 645.5 322.6 647.1 0.21 37 25 24496 -42.3 -63.3 8 21.0 -47.2 663.0 663.1 323.3 665.5 0.31 38 21 25670 -44.3 -65.3 8 21.0 -49.1 690.9 691.0 324.2 693.3 0.28 39 20 26000 -40.1 -62.1 8 22.0 -46.6 713.4 713.6 325.0 717.4 0.45 40 18 26717 -41.3 -63.3 7 22.0 -47.7 731.5 731.7 325.5 735.4 0.43 41 17 27107 -39.7 -62.7 7 23.0 -47.1 748.7 748.9 326.0 753.2 0.49 TRP 349 7465 -52.9 -61.9 33 9.0 -53.0 240 48 297.6 297.6 280.3 297.7 0.03 WND 100 15530 -55.0 -70.5 13 15.5 -55.5 245 75 421.5 421.5 307.9 421.7 0.03 Sounding variables and indices 1000-500 mb thick: 4956.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 65.16 % Est. max temperature: -10.83 C = 12.51 F Sfc-Lift cond lev (LCL): 931.86 mb = 676.31 m = 2218.83 ft T: -17.50 C 700-500 lapse rate: 5.05 C/km ThetaE index: 0.04 C Layer 835.0- 816.0 mb Conv cond level (CCL): 873.29 mb = 1157.19 m = 3796.52 ft Mean mixing ratio: 0.79 g/kg Conv temperature: -11.05 C = 12.12 F Cap Strength: 12.42 C Lifted Index: 16.03 C Risk: None Lifted Index @300 mb: 34.61 C Lifted Index @700 mb: 6.65 C Showalter Index: 15.30 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 15.40 C K Index: -11.30 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.01 J/kg Max Up Vert Vel: 3.16 m/s Conv Inhibition (B-): 62016.38 J/kg Cap Strength: 15.97 C Lift Cond Lev (LCL): 892.12 mb = 999.48 m = 3279.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 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 1006 99 270 1 1.0 -0.0 | 123 12 -10.5 6.7 1 1000 144 275 3 3.0 -0.3 | 127 11 -8.5 6.5 2 925 732 290 17 16.0 -5.8 | 258 5 4.5 0.9 3 850 1357 300 13 11.3 -6.5 | 138 0 -0.2 0.2 4 700 2764 295 11 10.0 -4.6 | 144 3 -1.5 2.1 5 500 5100 255 27 26.1 7.0 | 227 20 14.6 13.7 6 400 6580 245 33 29.9 13.9 | 222 28 18.4 20.7 7 349 7465 240 48 41.6 24.0 | 224 43 30.1 30.7 8 300 8440 240 54 46.8 27.0 | 226 49 35.3 33.7 9 250 9630 250 58 54.5 19.8 | 238 51 43.0 26.6 10 200 11070 245 56 50.8 23.7 | 232 50 39.3 30.4 11 150 12920 245 73 66.2 30.9 | 235 66 54.7 37.6 12 100 15530 245 75 68.0 31.7 | 236 68 56.5 38.4 13 70 17810 250 64 60.1 21.9 | 240 56 48.7 28.6 14 50 19970 235 73 59.8 41.9 | 225 69 48.3 48.6 15 30 23280 225 89 62.9 62.9 | 216 87 51.4 69.7 Wind Parameters Mean winds (0-6000m): 270.4 at 17.8 knts Storm direction: 300.4 at 13.3 knts Shear (0-3000m) pos: 2.0 neg: 0.4 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 81.5 deg Storm rel helicity (0-3000m) pos: 18.5 neg: -0.2 tot: 18.4 m^2/s^2 ave: 6.1 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 14.12 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 ------------------------------------------------------------------------------- 500 284 8 141 6| 13.2 0.0 13.2| 14.1 0.0 14.1 28.3 0.65| 13.5 8.8 1000 290 12 171 3| 7.1 0.0 7.1| 17.0 -0.0 17.0 17.0 0.63| 9.6 6.0 1500 293 12 176 2| 4.0 0.0 4.0| 17.0 -0.1 16.9 11.3 0.51| 7.2 3.7 2000 294 12 171 2| 3.0 0.2 3.2| 17.0 -0.1 16.9 8.5 0.49| 5.6 2.7 2500 295 12 165 2| 2.4 0.3 2.8| 17.0 -0.2 16.9 6.8 0.47| 4.6 2.2 3000 295 12 165 2| 2.0 0.4 2.4| 18.5 -0.2 18.4 6.1 0.52| 4.3 2.2 4000 289 13 203 3| 1.5 1.4 2.9| 20.9 -0.3 20.5 5.1 0.45| 4.3 1.9 5000 278 15 220 6| 1.2 2.1 3.3| 20.9 -10.4 10.4 2.1 0.29| 4.5 1.3 6000 270 18 224 9| 1.0 2.1 3.2| 20.9 -18.1 2.8 0.5 0.24| 4.2 1.0 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251202.12.gif