UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 4 DEC 25 Station: X1770 WMO ident: 31770 Latitude: 49.00 Longitude: 140.30 ------------------------------------------------------------------------------- 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 1001 24 -16.3 -24.3 50 8.0 -17.4 290 11 256.8 256.9 255.7 258.3 0.53 1 1000 32 -16.3 -25.3 46 9.0 -17.5 290 11 256.9 256.9 255.7 258.2 0.49 2 925 612 -20.3 -30.3 40 10.0 -21.4 305 25 258.6 258.6 256.7 259.5 0.33 3 910 733 -20.7 -29.7 44 9.0 -21.7 311 24 259.4 259.4 257.4 260.4 0.36 4 893 872 -19.3 -28.3 45 9.0 -20.4 317 23 262.2 262.3 259.8 263.4 0.42 5 850 1238 -20.5 -27.5 53 7.0 -21.4 335 21 264.7 264.7 261.7 266.0 0.47 6 776 1910 -21.7 -26.6 65 4.9 -22.4 330 17 270.4 270.5 266.0 272.0 0.56 7 726 2399 -22.7 -28.7 58 6.0 -23.5 327 15 274.5 274.6 268.6 275.9 0.49 8 700 2666 -24.1 -30.1 58 6.0 -24.8 325 13 275.8 275.9 269.4 277.2 0.45 9 534 4595 -34.9 -43.9 39 9.0 -35.4 321 19 285.1 285.1 274.3 285.6 0.15 10 500 5050 -38.3 -51.3 24 13.0 -38.8 320 21 286.3 286.4 274.9 286.6 0.07 11 409 6403 -48.1 -62.1 18 14.0 -48.3 356 16 290.6 290.6 277.0 290.7 0.02 12 400 6550 -48.5 -62.5 18 14.0 -48.7 360 15 292.0 292.0 277.7 292.0 0.02 13 344 7533 -51.3 -70.3 9 19.0 -51.5 275 13 301.0 301.0 281.8 301.1 0.01 14 319 8022 -50.7 -70.7 8 20.0 -51.0 278 13 308.4 308.4 284.7 308.5 0.01 15 300 8420 -51.5 -73.5 6 22.0 -51.8 280 13 312.8 312.8 286.3 312.8 0.01 16 284 8778 -52.1 -74.1 5 22.0 -52.4 268 15 316.8 316.8 287.7 316.9 0.01 17 265 9234 -47.3 -70.3 5 23.0 -47.8 253 18 330.2 330.2 291.8 330.2 0.01 18 250 9620 -48.9 -71.9 5 23.0 -49.3 240 21 333.4 333.4 292.6 333.4 0.01 19 200 11090 -47.9 -70.9 5 23.0 -48.5 235 23 356.9 356.9 298.1 357.0 0.01 20 153 12868 -46.3 -69.3 6 23.0 -47.2 226 34 388.1 388.1 303.5 388.2 0.02 21 150 13000 -46.5 -69.5 6 23.0 -47.4 225 35 389.9 389.9 303.8 390.0 0.02 22 100 15670 -49.5 -72.5 5 23.0 -50.4 230 48 432.1 432.1 309.1 432.2 0.02 23 70 18010 -48.1 -71.1 5 23.0 -49.6 240 56 481.5 481.5 313.6 481.7 0.04 24 66 18397 -46.9 -69.9 6 23.0 -48.6 240 54 492.3 492.3 314.4 492.6 0.05 25 50 20220 -49.3 -72.3 5 23.0 -51.0 240 44 527.3 527.3 316.8 527.6 0.04 26 47 20626 -48.3 -71.3 5 23.0 -50.3 237 46 539.1 539.1 317.5 539.5 0.05 27 40 21678 -52.7 -74.7 5 22.0 -54.2 229 51 553.5 553.5 318.3 553.8 0.04 28 34 22725 -53.3 -75.3 5 22.0 -54.9 221 56 578.3 578.3 319.6 578.6 0.04 29 30 23540 -48.3 -71.3 5 23.0 -51.1 215 60 613.0 613.0 321.2 613.6 0.08 30 29 23764 -48.3 -71.3 5 23.0 -51.2 216 61 618.9 619.0 321.5 619.6 0.09 31 25 24741 -49.5 -72.5 5 23.0 -52.4 219 66 642.3 642.4 322.4 643.0 0.09 32 20 26220 -44.9 -68.9 5 24.0 -49.8 225 73 698.7 698.8 324.4 700.3 0.18 33 18 26930 -41.5 -65.5 6 24.0 -48.0 730.8 731.0 325.5 733.7 0.32 34 14 28639 -40.5 -64.5 6 24.0 -48.4 788.7 788.9 327.1 793.3 0.47 35 12 29684 -42.7 -66.7 5 24.0 -50.3 816.5 816.7 327.7 820.6 0.40 36 11 30278 -37.5 -62.5 6 25.0 -47.9 855.9 856.3 328.7 864.2 0.78 37 10 30934 -38.7 -63.7 5 25.0 -48.8 875.1 875.5 329.1 883.1 0.73 TRP 344 7533 -51.3 -70.3 9 19.0 -51.5 275 13 301.0 301.0 281.8 301.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5018.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 49.23 % Est. max temperature: -8.46 C = 16.77 F Sfc-Lift cond lev (LCL): 878.07 mb = 997.34 m = 3272.08 ft T: -19.71 C 700-500 lapse rate: 5.96 C/km ThetaE index: 0.05 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 547.94 mb = 4411.14 m = 14472.08 ft Mean mixing ratio: 0.40 g/kg Conv temperature: 11.13 C = 52.04 F Cap Strength: 21.68 C Lifted Index: 22.27 C Risk: None Lifted Index @300 mb: 37.95 C Lifted Index @700 mb: 15.43 C Showalter Index: 16.76 C Risk: None Total Totals Index: 28.60 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 10.80 C K Index: -15.70 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 4.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.69 J/kg Max Up Vert Vel: 4.40 m/s Conv Inhibition (B-): 78569.84 J/kg Cap Strength: 22.21 C Lift Cond Lev (LCL): 814.58 mb = 1552.03 m = 5091.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 14 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 1001 24 290 11 10.3 -3.8 | 222 13 8.7 9.7 1 1000 32 290 11 10.3 -3.8 | 222 13 8.7 9.7 2 925 612 305 25 20.5 -14.3 | 273 19 18.9 -0.9 3 850 1238 335 21 8.9 -19.0 | 308 9 7.3 -5.6 4 700 2666 325 13 7.5 -10.6 | 245 6 5.9 2.8 5 500 5050 320 21 13.5 -16.1 | 283 12 11.9 -2.7 6 400 6550 360 15 -0.0 -15.0 | 45 2 -1.6 -1.6 7 344 7533 275 13 13.0 -1.1 | 223 17 11.4 12.3 8 300 8420 280 13 12.8 -2.3 | 225 16 11.2 11.2 9 250 9620 240 21 18.2 10.5 | 215 29 16.6 23.9 10 200 11090 235 23 18.8 13.2 | 213 32 17.3 26.6 11 150 13000 225 35 24.7 24.7 | 211 45 23.2 38.2 12 100 15670 230 48 36.8 30.9 | 218 57 35.2 44.3 13 70 18010 240 56 48.5 28.0 | 229 63 46.9 41.4 14 50 20220 240 44 38.1 22.0 | 226 51 36.5 35.4 15 30 23540 215 60 34.4 49.1 | 208 71 32.8 62.6 16 20 26220 225 73 51.6 51.6 | 218 82 50.0 65.1 Wind Parameters Mean winds (0-6000m): 323.3 at 18.0 knts Storm direction: 353.3 at 13.5 knts Shear (0-3000m) pos: 2.3 neg: 1.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 32.0 deg Storm rel helicity (0-3000m) pos: 86.3 neg: -14.4 tot: 71.9 m^2/s^2 ave: 24.0 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.28 Bulk Shear: 7.56 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 ------------------------------------------------------------------------------- 500 299 17 248 14| 12.8 0.0 12.8| 45.5 0.0 45.5 91.1 0.92| 12.9 11.9 1000 307 20 265 15| 7.6 0.0 7.6| 77.5 0.0 77.5 77.5 0.82| 11.9 9.8 1500 315 20 275 13| 4.7 0.0 4.7| 84.6 -2.9 81.7 54.5 0.70| 9.9 6.9 2000 319 20 278 12| 3.5 0.8 4.3| 84.6 -8.3 76.4 38.2 0.55| 8.2 4.5 2500 321 19 277 10| 2.8 1.2 4.0| 84.6 -13.3 71.3 28.5 0.42| 7.2 3.0 3000 321 18 274 10| 2.3 1.0 3.3| 86.3 -14.4 71.9 24.0 0.41| 6.3 2.6 4000 322 18 272 9| 1.7 0.5 2.3| 91.6 -14.4 77.2 19.3 0.44| 5.1 2.2 5000 321 18 273 10| 1.4 0.5 1.9| 96.6 -14.4 82.2 16.4 0.44| 4.5 2.0 6000 323 18 276 9| 1.5 0.4 1.9|106.9 -14.4 92.5 15.4 0.46| 4.5 2.1 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251204.00.gif