UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for X1510... Searching the city database file for: X1510 ... Date:1200Z 9 DEC 25 Station: X1510 WMO ident: 31510 Latitude: 50.25 Longitude: 127.50 ------------------------------------------------------------------------------- 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 153 260 3 SFC 998 168 -19.1 -22.8 72 3.7 -19.6 260 3 254.2 254.3 253.7 255.9 0.61 2 987 250 -17.3 -21.5 70 4.2 -17.9 264 6 256.8 256.9 256.1 258.7 0.69 3 946 569 -16.1 -20.4 69 4.3 -16.8 281 17 261.2 261.3 259.8 263.4 0.80 4 925 737 -17.1 -21.8 67 4.7 -17.9 290 23 261.8 261.9 260.1 263.8 0.72 5 880 1110 -19.7 -24.5 66 4.8 -20.4 290 22 262.9 263.0 260.7 264.6 0.60 6 850 1368 -19.5 -24.3 66 4.8 -20.2 290 21 265.7 265.8 262.9 267.5 0.63 7 846 1403 -19.1 -24.0 65 4.9 -19.8 290 21 266.5 266.6 263.4 268.4 0.65 8 743 2360 -23.9 -28.5 66 4.6 -24.5 280 21 271.4 271.4 266.5 272.8 0.49 9 700 2792 -27.1 -31.8 64 4.7 -27.6 275 21 272.5 272.5 267.1 273.6 0.38 10 537 4648 -41.1 -46.1 58 5.0 -41.3 283 36 277.2 277.2 269.7 277.6 0.11 11 500 5130 -43.7 -48.7 58 5.0 -43.9 285 40 279.8 279.8 271.2 280.1 0.09 12 400 6600 -51.5 -56.5 55 5.0 -51.6 290 44 288.1 288.1 275.7 288.2 0.05 13 390 6764 -52.3 -58.3 48 6.0 -52.4 290 46 289.1 289.1 276.3 289.2 0.04 14 357 7338 -51.9 -57.9 48 6.0 -52.0 288 50 297.0 297.1 280.1 297.2 0.04 15 313 8187 -54.1 -59.1 54 5.0 -54.2 286 56 305.4 305.4 283.6 305.5 0.04 16 300 8460 -53.7 -59.7 48 6.0 -53.8 285 58 309.7 309.7 285.2 309.8 0.04 17 255 9502 -52.3 -58.3 48 6.0 -52.4 285 60 326.5 326.5 290.8 326.7 0.06 18 250 9630 -52.1 -58.1 48 6.0 -52.2 285 58 328.6 328.6 291.4 328.9 0.06 19 200 11080 -51.5 -57.5 49 6.0 -51.7 285 46 351.2 351.2 297.0 351.6 0.08 20 150 12960 -48.5 -54.5 50 6.0 -48.8 280 50 386.5 386.5 303.4 387.2 0.16 21 147 13093 -48.1 -54.1 50 6.0 -48.5 280 50 389.4 389.5 303.8 390.2 0.17 22 116 14638 -51.9 -58.9 43 7.0 -52.3 274 49 409.7 409.7 306.5 410.3 0.12 23 106 15221 -52.1 -59.1 43 7.0 -52.5 271 48 420.0 420.0 307.8 420.6 0.12 24 100 15600 -48.9 -55.9 44 7.0 -49.5 270 48 433.2 433.3 309.3 434.3 0.20 25 97 15799 -48.7 -55.7 44 7.0 -49.3 270 47 437.4 437.5 309.7 438.5 0.21 26 75 17481 -49.7 -57.7 39 8.0 -50.4 270 42 468.7 468.8 312.6 469.9 0.21 27 70 17930 -51.1 -59.1 38 8.0 -51.8 270 40 475.1 475.1 313.1 476.2 0.19 28 55 19488 -55.5 -63.5 36 8.0 -56.1 263 46 498.9 498.9 314.9 499.7 0.14 29 50 20100 -53.9 -61.9 37 8.0 -54.6 260 48 516.5 516.5 316.1 517.6 0.18 30 45 20780 -51.1 -59.1 38 8.0 -52.1 256 49 539.1 539.2 317.6 541.0 0.29 31 39 21702 -54.1 -63.1 32 9.0 -55.1 250 50 554.0 554.1 318.4 555.4 0.20 32 30 23400 -49.7 -58.7 34 9.0 -51.4 240 52 609.1 609.3 321.2 612.6 0.46 33 29 23621 -50.1 -59.1 34 9.0 -51.8 240 51 614.0 614.2 321.4 617.4 0.46 34 25 24581 -54.1 -63.1 32 9.0 -55.5 242 48 629.1 629.2 322.0 631.6 0.32 35 20 26030 -48.1 -58.1 31 10.0 -50.8 245 42 688.9 689.3 324.3 695.3 0.75 36 19 26368 -48.1 -58.1 31 10.0 -51.0 699.1 699.5 324.6 705.9 0.79 37 18 26722 -51.1 -60.1 33 9.0 -53.3 700.6 700.8 324.6 706.2 0.65 TRP 390 6764 -52.3 -58.3 48 6.0 -52.4 290 46 289.1 289.1 276.3 289.2 0.04 WND 255 9502 -52.3 -58.3 48 6.0 -52.4 285 60 326.5 326.5 290.8 326.7 0.06 Sounding variables and indices 1000-500 mb thick: 4977.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 63.57 % Est. max temperature: -7.20 C = 19.05 F Sfc-Lift cond lev (LCL): 939.01 mb = 624.21 m = 2047.91 ft T: -16.43 C 700-500 lapse rate: 7.10 C/km ThetaE index: 0.00 C Layer 998.0- 0.0 mb Conv cond level (CCL): 736.45 mb = 2423.90 m = 7952.33 ft Mean mixing ratio: 0.72 g/kg Conv temperature: -1.79 C = 28.78 F Cap Strength: 12.85 C Lifted Index: 14.64 C Risk: None Lifted Index @300 mb: 33.76 C Lifted Index @700 mb: 10.03 C Showalter Index: 10.19 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 24.20 C Cross Totals Index: 19.40 C K Index: -4.80 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 2.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.21 J/kg Max Up Vert Vel: 7.38 m/s Conv Inhibition (B-): 64395.61 J/kg Cap Strength: 14.59 C Lift Cond Lev (LCL): 880.99 mb = 1101.51 m = 3613.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 314 at 21 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 ---------------------------------------------------------- 0 998 168 260 3 3.0 0.5 | 141 19 -12.1 15.0 1 925 737 290 23 21.6 -7.9 | 225 9 6.6 6.7 2 850 1368 290 21 19.7 -7.2 | 213 9 4.7 7.3 3 700 2792 275 21 20.9 -1.8 | 205 14 5.9 12.7 4 500 5130 285 40 38.6 -10.4 | 260 24 23.6 4.2 5 400 6600 290 44 41.3 -15.0 | 271 26 26.3 -0.5 6 390 6764 290 46 43.2 -15.7 | 272 28 28.2 -1.2 7 300 8460 285 58 56.0 -15.0 | 271 41 41.0 -0.5 8 255 9502 285 60 58.0 -15.5 | 271 43 42.9 -1.0 9 250 9630 285 58 56.0 -15.0 | 271 41 41.0 -0.5 10 200 11080 285 46 44.4 -11.9 | 265 30 29.4 2.6 11 150 12960 280 50 49.2 -8.7 | 260 35 34.2 5.8 12 100 15600 270 48 48.0 -0.0 | 246 36 33.0 14.5 13 70 17930 270 40 40.0 -0.0 | 240 29 25.0 14.5 14 50 20100 260 48 47.3 8.3 | 235 40 32.2 22.9 15 30 23400 240 52 45.0 26.0 | 217 50 30.0 40.5 16 20 26030 245 42 38.1 17.7 | 216 40 23.0 32.3 Wind Parameters Mean winds (0-6000m): 284.0 at 27.9 knts Storm direction: 314.0 at 20.9 knts Shear (0-3000m) pos: 3.8 neg: 0.9 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 75.8 deg Storm rel helicity (0-3000m) pos: 76.9 neg: -8.9 tot: 68.0 m^2/s^2 ave: 22.7 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.79 Bulk Shear: 34.43 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 ------------------------------------------------------------------------------- 500 286 12 162 12| 18.4 0.0 18.4| 58.9 0.0 58.9 117.8 0.86| 19.1 16.4 1000 289 17 187 9| 9.8 0.0 9.8| 65.5 -2.9 62.7 62.7 0.77| 11.6 9.0 1500 289 18 195 9| 6.5 0.5 7.0| 65.5 -4.9 60.6 40.4 0.68| 8.3 5.7 2000 288 19 200 9| 4.9 0.8 5.7| 65.5 -6.4 59.1 29.6 0.61| 6.8 4.1 2500 286 19 202 10| 3.9 1.1 5.0| 65.5 -8.4 57.1 22.9 0.55| 5.8 3.2 3000 284 20 204 11| 3.8 0.9 4.7| 76.9 -8.9 68.0 22.7 0.58| 5.4 3.1 4000 282 22 213 12| 3.9 0.7 4.6|109.1 -8.9 100.2 25.0 0.64| 5.2 3.3 5000 283 25 226 13| 4.0 0.5 4.5|144.7 -8.9 135.8 27.2 0.66| 5.0 3.3 6000 284 28 237 14| 3.6 0.4 4.0|166.5 -8.9 157.6 26.3 0.68| 4.5 3.0 Wrote GIF file: /home/apache/climate/data/raob//X1510/skewt/X1510.skewt.20251209.12.gif