UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 6 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 ------------------------------------------------------------------------------- 0 1000 70 225 5 SFC 996 102 0.2 -7.8 55 8.0 -2.5 225 5 273.7 274.0 270.9 279.6 2.13 2 941 557 0.8 -8.2 51 9.0 -2.3 229 27 278.8 279.1 274.0 285.0 2.18 3 925 694 -0.9 -9.9 50 9.0 -3.8 230 33 278.4 278.7 273.4 283.9 1.94 4 852 1344 -6.7 -13.7 57 7.0 -8.7 245 21 278.9 279.2 273.1 283.4 1.56 5 850 1362 -6.7 -13.7 57 7.0 -8.7 245 21 279.1 279.4 273.2 283.6 1.56 6 777 2054 -13.3 -17.3 72 4.0 -14.2 254 22 279.3 279.5 272.9 283.0 1.26 7 727 2557 -16.5 -19.4 78 2.9 -17.1 261 23 281.2 281.3 273.7 284.5 1.13 8 716 2672 -15.7 -18.7 78 3.0 -16.4 263 23 283.3 283.5 275.0 286.9 1.22 9 708 2756 -16.1 -19.0 78 2.9 -16.7 264 23 283.7 283.9 275.3 287.3 1.20 10 700 2842 -16.3 -19.4 77 3.1 -17.0 265 23 284.4 284.6 275.6 288.0 1.17 11 623 3713 -19.7 -24.6 65 4.9 -20.6 260 31 290.2 290.3 278.0 292.8 0.84 12 500 5310 -31.1 -37.1 56 6.0 -31.7 250 46 295.1 295.2 279.6 296.2 0.32 13 470 5745 -34.3 -40.3 55 6.0 -34.8 249 43 296.4 296.5 280.1 297.2 0.24 14 400 6850 -43.5 -49.5 51 6.0 -43.7 245 36 298.5 298.5 280.8 298.8 0.10 15 321 8291 -55.9 -61.9 47 6.0 -56.0 245 36 300.7 300.7 281.7 300.8 0.03 16 300 8720 -57.5 -63.5 46 6.0 -57.6 245 36 304.3 304.3 283.1 304.4 0.02 17 285 9043 -58.3 -64.3 46 6.0 -58.4 245 33 307.6 307.6 284.5 307.7 0.02 18 270 9383 -57.3 -63.3 46 6.0 -57.4 247 38 313.9 313.9 286.8 314.0 0.03 19 250 9870 -56.1 -62.1 47 6.0 -56.2 250 44 322.7 322.7 289.6 322.8 0.04 20 200 11300 -52.5 -59.5 43 7.0 -52.7 255 58 349.6 349.6 296.6 349.9 0.06 21 171 12313 -51.3 -59.3 38 8.0 -51.6 255 59 367.6 367.7 300.2 368.0 0.08 22 162 12666 -48.5 -57.5 34 9.0 -49.0 255 59 378.1 378.1 302.0 378.5 0.10 23 150 13170 -49.5 -59.5 30 10.0 -50.0 255 60 384.8 384.8 303.1 385.2 0.08 24 142 13528 -50.2 -60.5 29 10.3 -50.7 255 62 389.6 389.6 303.8 390.0 0.08 25 100 15790 -54.9 -66.9 21 12.0 -55.4 265 50 421.7 421.7 307.9 421.9 0.05 26 94 16185 -55.9 -68.9 18 13.0 -56.3 263 49 427.2 427.2 308.6 427.4 0.04 27 77 17461 -53.5 -67.5 17 14.0 -54.2 258 46 457.3 457.3 311.5 457.6 0.06 28 70 18070 -56.3 -70.3 16 14.0 -56.9 255 44 463.9 464.0 312.1 464.2 0.04 29 56 19485 -58.5 -72.5 15 14.0 -59.0 258 53 489.5 489.5 314.2 489.7 0.04 30 52 19958 -53.9 -68.9 14 15.0 -54.9 259 56 510.7 510.7 315.7 511.1 0.07 31 50 20210 -54.5 -69.5 14 15.0 -55.4 260 58 515.0 515.1 316.0 515.5 0.07 32 49 20340 -54.5 -69.5 14 15.0 -55.5 259 57 518.0 518.0 316.2 518.5 0.07 33 46 20749 -49.5 -64.5 16 15.0 -51.1 258 55 539.5 539.6 317.5 540.5 0.14 34 38 21984 -55.9 -70.9 14 15.0 -56.9 252 49 553.5 553.6 318.3 554.0 0.07 35 38 21984 -55.9 -70.9 14 15.0 -56.9 252 49 553.5 553.6 318.3 554.0 0.07 36 30 23520 -47.1 -64.1 13 17.0 -50.0 245 42 616.2 616.3 321.4 618.0 0.23 37 28 23980 -44.3 -62.3 12 18.0 -48.1 636.3 636.4 322.3 638.8 0.31 38 25 24735 -46.7 -64.7 11 18.0 -50.1 650.4 650.5 322.8 652.4 0.25 TRP 285 9043 -58.3 -64.3 46 6.0 -58.4 245 33 307.6 307.6 284.5 307.7 0.02 WND 142 13528 -50.2 -60.5 29 10.3 -50.7 255 62 389.6 389.6 303.8 390.0 0.08 Sounding variables and indices 1000-500 mb thick: 5240.00 m Freezing level: 933.47 mb = 621.44 m = 2038.82 ft Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 63.43 % Est. max temperature: 5.67 C = 42.21 F Sfc-Lift cond lev (LCL): 878.74 mb = 1099.42 m = 3606.98 ft T: -4.52 C 700-500 lapse rate: 6.00 C/km ThetaE index: 1.53 C Layer 925.0- 850.0 mb Conv cond level (CCL): 801.24 mb = 1817.29 m = 5962.15 ft Mean mixing ratio: 2.05 g/kg Conv temperature: 5.79 C = 42.42 F Cap Strength: 7.88 C Lifted Index: 10.42 C Risk: None Lifted Index @300 mb: 15.05 C Lifted Index @700 mb: 4.07 C Showalter Index: 9.98 C Risk: None Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 24.40 C Cross Totals Index: 17.40 C K Index: 7.60 Risk: None Sweat Index: 123.89 Risk: None Energy Index: 2.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.65 J/kg Max Up Vert Vel: 5.94 m/s Conv Inhibition (B-): 51329.60 J/kg Cap Strength: 10.27 C Lift Cond Lev (LCL): 825.34 mb = 1588.92 m = 5212.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 23 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 ---------------------------------------------------------- 0 996 102 225 5 3.5 3.5 | 112 20 -18.9 7.7 1 925 694 230 33 25.3 21.2 | 186 26 2.8 25.4 2 850 1362 245 21 19.0 8.9 | 165 14 -3.4 13.1 3 700 2842 265 23 22.9 2.0 | 184 6 0.5 6.2 4 500 5310 250 46 43.2 15.7 | 226 29 20.8 19.9 5 400 6850 245 36 32.6 15.2 | 208 22 10.2 19.4 6 300 8720 245 36 32.6 15.2 | 208 22 10.2 19.4 7 285 9043 245 33 29.9 13.9 | 202 20 7.5 18.1 8 250 9870 250 44 41.3 15.0 | 224 27 18.9 19.3 9 200 11300 255 58 56.0 15.0 | 240 39 33.6 19.2 10 150 13170 255 60 58.0 15.5 | 241 41 35.5 19.7 11 142 13528 255 62 59.9 16.0 | 242 43 37.4 20.2 12 100 15790 265 50 49.8 4.4 | 253 29 27.4 8.6 13 70 18070 255 44 42.5 11.4 | 232 25 20.1 15.6 14 50 20210 260 58 57.1 10.1 | 248 38 34.7 14.3 15 30 23520 245 42 38.1 17.7 | 215 27 15.6 22.0 Wind Parameters Mean winds (0-6000m): 250.6 at 30.4 knts Storm direction: 280.6 at 22.8 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 89.3 deg Storm rel helicity (0-3000m) pos: 150.2 neg: -28.4 tot: 121.8 m^2/s^2 ave: 40.6 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 4.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.52 Bulk Shear: 34.09 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 ------------------------------------------------------------------------------- 500 229 17 147 18| 24.3 0.0 24.3|116.6 0.0 116.6 233.2 0.95| 24.4 23.2 1000 232 23 167 19| 10.7 0.0 10.7|138.5 -14.7 123.8 123.8 0.64| 18.8 12.0 1500 235 23 168 18| 5.8 0.0 5.8|140.0 -28.4 111.6 74.4 0.47| 14.7 7.0 2000 239 23 169 16| 4.6 0.0 4.6|143.1 -28.4 114.7 57.4 0.47| 11.7 5.5 2500 243 23 171 15| 3.9 0.0 3.9|145.5 -28.4 117.1 46.8 0.47| 9.9 4.6 3000 247 23 173 13| 3.7 0.0 3.7|150.2 -28.4 121.8 40.6 0.48| 8.9 4.3 4000 251 25 183 12| 2.8 1.3 4.1|162.1 -28.4 133.7 33.4 0.47| 7.9 3.7 5000 251 28 196 14| 2.2 2.1 4.3|166.1 -28.6 137.5 27.5 0.42| 7.4 3.1 6000 251 30 204 16| 1.9 1.5 3.4|166.1 -58.2 107.9 18.0 0.32| 6.8 2.2 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251206.12.gif