UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 6 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 1006 27 -14.7 -19.5 67 4.8 -15.5 250 1 258.0 258.1 257.3 260.2 0.81 1 1000 72 -12.7 -18.7 61 6.0 -13.8 260 1 260.5 260.6 259.3 262.8 0.87 2 984 196 -7.9 -15.9 53 8.0 -9.8 252 3 266.5 266.7 264.3 269.6 1.12 3 949 477 -10.1 -20.1 44 10.0 -12.1 233 9 267.0 267.2 264.1 269.3 0.82 4 925 674 -11.5 -21.5 43 10.0 -13.4 220 13 267.5 267.7 264.4 269.7 0.74 5 850 1316 -15.3 -23.3 50 8.0 -16.7 270 19 270.1 270.2 266.1 272.1 0.69 6 843 1378 -15.9 -23.9 50 8.0 -17.2 272 20 270.1 270.2 266.0 272.0 0.66 7 796 1813 -13.1 -23.1 43 10.0 -15.0 285 24 277.6 277.7 271.0 279.8 0.75 8 760 2165 -13.3 -26.3 33 13.0 -15.6 296 27 281.1 281.2 272.8 282.9 0.59 9 736 2408 -14.9 -28.9 29 14.0 -17.1 303 29 281.9 282.0 273.1 283.4 0.48 10 700 2786 -16.9 -28.9 35 12.0 -18.8 315 33 283.8 283.9 274.2 285.3 0.50 11 628 3594 -20.1 -28.1 49 8.0 -21.4 307 37 289.1 289.2 277.2 291.0 0.60 12 588 4079 -22.3 -29.3 53 7.0 -23.4 302 39 292.0 292.1 278.6 293.8 0.57 13 500 5250 -29.7 -36.7 51 7.0 -30.4 290 44 296.8 296.9 280.4 297.9 0.33 14 426 6376 -37.7 -43.7 53 6.0 -38.1 290 54 300.5 300.6 281.8 301.2 0.19 15 400 6810 -39.5 -45.5 53 6.0 -39.8 290 58 303.7 303.7 283.1 304.2 0.16 16 300 8730 -50.9 -58.9 38 8.0 -51.1 285 68 313.6 313.6 286.6 313.8 0.05 17 269 9433 -54.8 -62.8 37 8.0 -54.9 290 69 317.9 317.9 288.1 318.0 0.03 18 262 9602 -55.7 -63.7 36 8.0 -55.8 290 68 319.0 319.0 288.4 319.1 0.03 19 250 9900 -55.7 -63.7 36 8.0 -55.8 290 68 323.3 323.3 289.8 323.4 0.03 20 245 10028 -56.1 -64.1 36 8.0 -56.2 290 67 324.5 324.5 290.2 324.6 0.03 21 232 10376 -54.5 -62.5 37 8.0 -54.6 290 63 332.1 332.1 292.3 332.2 0.04 22 207 11101 -56.9 -64.9 36 8.0 -57.1 290 54 339.3 339.3 294.2 339.4 0.03 23 200 11320 -54.9 -63.9 32 9.0 -55.1 290 52 345.8 345.8 295.7 346.0 0.04 24 195 11481 -53.9 -62.9 32 9.0 -54.1 289 52 349.9 349.9 296.7 350.1 0.04 25 154 12991 -53.7 -63.7 28 10.0 -54.0 281 54 374.7 374.7 301.4 374.9 0.05 26 150 13160 -52.7 -63.7 25 11.0 -53.1 280 54 379.3 379.3 302.2 379.5 0.05 27 134 13898 -46.9 -59.9 21 13.0 -47.7 273 49 402.0 402.0 305.5 402.5 0.09 28 106 15433 -52.3 -68.3 13 16.0 -52.9 259 39 419.6 419.6 307.7 419.8 0.04 29 100 15810 -52.5 -69.5 11 17.0 -53.1 255 36 426.3 426.3 308.4 426.5 0.03 30 88 16629 -55.5 -72.5 10 17.0 -56.0 259 44 436.2 436.2 309.5 436.3 0.02 31 80 17236 -55.3 -73.3 9 18.0 -55.9 261 50 448.6 448.6 310.7 448.7 0.02 32 70 18100 -48.7 -67.7 9 19.0 -50.0 265 58 480.2 480.2 313.5 480.6 0.06 33 65 18592 -45.7 -65.7 9 20.0 -47.6 256 51 497.0 497.1 314.8 497.6 0.09 34 55 19680 -56.7 -75.7 7 19.0 -57.4 236 34 496.2 496.2 314.7 496.3 0.02 35 51 20163 -53.7 -73.7 7 20.0 -54.8 227 27 514.0 514.0 315.9 514.2 0.03 36 50 20290 -53.9 -73.9 7 20.0 -55.0 225 25 516.5 516.5 316.1 516.7 0.03 37 43 21254 -53.9 -74.9 6 21.0 -55.1 226 28 539.2 539.2 317.5 539.5 0.03 38 41 21560 -50.5 -72.5 6 22.0 -52.3 227 29 555.1 555.1 318.4 555.5 0.05 39 31 23351 -56.7 -78.7 5 22.0 -57.9 230 35 584.6 584.6 319.9 584.7 0.03 40 30 23560 -53.5 -75.5 5 22.0 -55.3 230 36 598.8 598.8 320.6 599.1 0.05 41 25 24748 -48.1 -72.1 5 24.0 -51.4 217 34 646.4 646.4 322.6 647.1 0.09 42 23 25295 -50.5 -74.5 4 24.0 -53.4 210 33 654.9 654.9 322.9 655.4 0.07 43 20 26220 -44.1 -70.1 4 26.0 -49.4 200 31 701.2 701.3 324.5 702.5 0.15 44 17 27304 -48.1 -73.1 4 25.0 -52.5 178 25 721.7 721.8 325.1 722.7 0.11 45 13 29083 -46.5 -72.5 4 26.0 -52.3 141 15 784.8 784.9 326.9 786.4 0.16 46 10 30840 -43.5 -69.5 4 26.0 -51.5 105 5 857.2 857.3 328.6 860.7 0.33 47 8.5 31927 -46.3 -72.3 4 26.0 -53.7 887.0 887.1 329.2 889.8 0.26 TRP 262 9602 -55.7 -63.7 36 8.0 -55.8 290 68 319.0 319.0 288.4 319.1 0.03 WND 269 9433 -54.8 -62.8 37 8.0 -54.9 290 69 317.9 317.9 288.1 318.0 0.03 Sounding variables and indices 1000-500 mb thick: 5178.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 45.51 % Est. max temperature: -2.78 C = 26.99 F Sfc-Lift cond lev (LCL): 930.38 mb = 629.39 m = 2064.91 ft T: -11.18 C 700-500 lapse rate: 5.19 C/km ThetaE index: 0.27 C Layer 949.0- 925.0 mb Conv cond level (CCL): 547.61 mb = 4592.77 m = 15067.97 ft Mean mixing ratio: 0.87 g/kg Conv temperature: 21.49 C = 70.68 F Cap Strength: 20.48 C Lifted Index: 23.31 C Risk: None Lifted Index @300 mb: 31.87 C Lifted Index @700 mb: 14.72 C Showalter Index: 20.50 C Risk: None Total Totals Index: 20.80 C Risk: None Vertical Totals Index: 14.40 C Cross Totals Index: 6.40 C K Index: -20.90 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 5.51 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.45 J/kg Max Up Vert Vel: 6.99 m/s Conv Inhibition (B-): 86792.24 J/kg Cap Strength: 23.01 C Lift Cond Lev (LCL): 828.98 mb = 1505.36 m = 4938.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 324 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 1006 27 250 1 0.9 0.3 | 147 23 -12.6 19.2 1 1000 72 260 1 1.0 0.2 | 147 23 -12.5 19.0 2 925 674 220 13 8.4 10.0 | 170 29 -5.2 28.8 3 850 1316 270 19 19.0 -0.0 | 196 20 5.5 18.9 4 700 2786 315 33 23.3 -23.3 | 294 11 9.8 -4.5 5 500 5250 290 44 41.3 -15.0 | 262 28 27.8 3.8 6 400 6810 290 58 54.5 -19.8 | 271 41 41.0 -1.0 7 300 8730 285 68 65.7 -17.6 | 269 52 52.2 1.3 8 269 9433 290 69 64.8 -23.6 | 275 52 51.3 -4.7 9 262 9602 290 68 63.9 -23.3 | 275 51 50.4 -4.4 10 250 9900 290 68 63.9 -23.3 | 275 51 50.4 -4.4 11 200 11320 290 52 48.9 -17.8 | 268 35 35.3 1.1 12 150 13160 280 54 53.2 -9.4 | 257 41 39.7 9.5 13 100 15810 255 36 34.8 9.3 | 217 35 21.3 28.2 14 70 18100 265 58 57.8 5.1 | 242 50 44.3 23.9 15 50 20290 225 25 17.7 17.7 | 186 37 4.2 36.6 16 30 23560 230 36 27.6 23.1 | 199 44 14.1 42.0 17 20 26220 200 31 10.6 29.1 | 177 48 -2.9 48.0 18 10 30840 105 5 -4.8 1.3 | 138 27 -18.3 20.2 Wind Parameters Mean winds (0-6000m): 294.4 at 31.0 knts Storm direction: 324.4 at 23.2 knts Shear (0-3000m) pos: 5.9 neg: 1.6 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 143.0 deg Storm rel helicity (0-3000m) pos: 218.9 neg: -2.4 tot: 216.5 m^2/s^2 ave: 72.2 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 7.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.22 Bulk Shear: 110.28 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 ------------------------------------------------------------------------------- 500 233 5 157 24| 0.0 9.4 9.4| 50.7 0.0 50.7 101.5 0.86| 9.9 8.5 1000 230 9 166 26| 3.8 4.7 8.5|107.5 0.0 107.5 107.5 0.80| 10.3 8.3 1500 249 12 175 23| 5.4 3.1 8.6|150.1 0.0 150.1 100.1 0.77| 10.5 8.1 2000 264 15 184 21| 5.9 2.3 8.2|178.4 0.0 178.4 89.2 0.79| 9.9 7.8 2500 277 18 194 17| 6.2 1.9 8.0|205.0 0.0 205.0 82.0 0.82| 9.7 8.0 3000 288 20 204 14| 5.9 1.6 7.4|218.9 -2.4 216.5 72.2 0.80| 9.2 7.3 4000 296 24 225 12| 4.4 2.1 6.5|218.9 -18.5 200.3 50.1 0.63| 7.9 5.0 5000 296 28 240 13| 3.5 2.6 6.1|218.9 -44.6 174.2 34.8 0.49| 7.2 3.6 6000 294 31 247 16| 2.9 2.7 5.7|242.2 -51.4 190.8 31.8 0.46| 6.8 3.1 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251206.00.gif