UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 17 OCT 25 Station: ULOL WMO ident: 26477 Latitude: 56.38 Longitude: 30.60 Elevation: 98.00 ------------------------------------------------------------------------------- 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 1000 98 8.4 6.8 90 1.6 7.6 310 1 281.5 282.6 280.7 298.6 6.20 1 933 671 2.6 0.2 84 2.4 1.5 328 6 281.3 282.0 278.1 292.9 4.16 2 925 741 2.2 -0.2 84 2.4 1.1 330 7 281.6 282.3 278.1 292.9 4.07 3 850 1419 -1.3 -3.3 86 2.0 -2.1 345 5 284.8 285.4 279.0 294.8 3.52 4 845 1466 -1.7 -3.7 86 2.0 -2.5 342 6 284.8 285.4 278.9 294.7 3.44 5 829 1618 -1.3 -3.4 86 2.1 -2.1 334 7 286.8 287.5 280.1 297.1 3.58 6 813 1773 -3.1 -5.3 85 2.2 -4.0 326 9 286.5 287.1 279.4 295.7 3.17 7 700 2945 -9.1 -12.8 74 3.7 -10.2 260 23 292.4 292.8 280.7 298.6 2.04 8 678 3191 -10.3 -13.8 75 3.5 -11.3 261 24 293.7 294.1 281.2 299.6 1.94 9 519 5181 -26.1 -30.2 68 4.1 -26.7 269 28 298.0 298.1 281.3 300.0 0.60 10 500 5450 -27.5 -31.8 67 4.3 -28.0 270 29 299.5 299.6 281.9 301.3 0.53 11 476 5805 -28.7 -33.3 65 4.6 -29.3 270 33 302.3 302.4 283.0 303.9 0.48 12 432 6493 -34.5 -39.5 60 5.0 -34.9 270 40 303.4 303.5 283.1 304.4 0.29 13 400 7030 -37.5 -43.5 53 6.0 -37.9 270 46 306.3 306.3 284.2 307.0 0.20 14 367 7619 -41.5 -47.5 52 6.0 -41.8 270 53 308.6 308.6 284.9 309.1 0.14 15 323 8474 -47.1 -53.1 50 6.0 -47.3 270 63 312.3 312.3 286.2 312.6 0.09 16 305 8852 -49.0 -54.2 54 5.2 -49.1 270 68 314.8 314.9 287.1 315.1 0.08 17 300 8960 -49.5 -54.5 56 5.0 -49.7 270 64 315.6 315.6 287.4 315.9 0.08 18 259 9912 -53.7 -58.7 54 5.0 -53.8 270 62 322.9 323.0 289.7 323.2 0.05 19 252 10089 -52.1 -58.1 48 6.0 -52.2 270 64 327.9 327.9 291.2 328.1 0.06 20 250 10140 -52.3 -58.3 48 6.0 -52.5 270 64 328.3 328.3 291.3 328.5 0.06 21 241 10375 -52.7 -58.7 48 6.0 -52.8 267 60 331.2 331.2 292.1 331.4 0.06 22 230 10676 -50.9 -56.9 49 6.0 -51.1 263 55 338.4 338.4 294.0 338.7 0.08 23 200 11580 -51.3 -57.3 49 6.0 -51.5 250 40 351.5 351.5 297.0 351.9 0.08 24 165 12827 -52.5 -58.5 48 6.0 -52.7 263 40 369.4 369.4 300.5 369.8 0.09 25 152 13355 -54.5 -60.5 47 6.0 -54.7 269 40 374.8 374.8 301.4 375.1 0.07 26 150 13440 -54.5 -60.5 47 6.0 -54.7 270 40 376.2 376.2 301.7 376.5 0.07 27 100 16030 -54.9 -60.9 47 6.0 -55.2 260 25 421.7 421.7 308.0 422.2 0.11 28 70 18300 -58.1 -64.1 46 6.0 -58.4 285 15 460.1 460.1 311.8 460.7 0.10 29 50 20420 -58.7 -64.7 46 6.0 -59.0 265 19 505.2 505.2 315.4 506.0 0.13 30 42 21511 -59.5 -65.5 46 6.0 -59.9 275 18 529.0 529.0 316.9 529.9 0.14 31 30 23620 -58.3 -64.3 46 6.0 -58.9 295 15 585.7 585.8 320.0 587.3 0.22 32 20 26220 -57.5 -64.5 41 7.0 -58.5 285 19 660.2 660.3 323.2 662.9 0.33 33 15 28037 -57.5 -64.5 41 7.0 -58.7 716.8 717.0 325.1 720.7 0.44 TRP 259 9912 -53.7 -58.7 54 5.0 -53.8 270 62 322.9 323.0 289.7 323.2 0.05 WND 305 8852 -49.0 -54.2 54 5.2 -49.1 270 68 314.8 314.9 287.1 315.1 0.08 Sounding variables and indices 1000-500 mb thick: 5352.00 m Freezing level: 877.86 mb = 1167.17 m = 3829.26 ft Wetbulb zero: 898.87 mb = 970.78 m = 3184.94 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 77.63 % Est. max temperature: 11.63 C = 52.94 F Sfc-Lift cond lev (LCL): 975.89 mb = 299.51 m = 982.64 ft T: 6.36 C 700-500 lapse rate: 7.35 C/km ThetaE index: 5.74 C Layer 933.0- 925.0 mb Conv cond level (CCL): 918.26 mb = 799.62 m = 2623.41 ft Mean mixing ratio: 4.78 g/kg Conv temperature: 8.68 C = 47.63 F Cap Strength: 4.23 C Lifted Index: 5.12 C Risk: None Lifted Index @300 mb: 14.76 C Lifted Index @700 mb: 3.42 C Showalter Index: 5.18 C Risk: None Total Totals Index: 50.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 24.20 C K Index: 19.20 Risk: < 20 % chance of thunderstorms Sweat Index: 67.00 Risk: None Energy Index: 1.32 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.86 J/kg Max Up Vert Vel: 2.78 m/s Conv Inhibition (B-): 49642.02 J/kg Cap Strength: 5.06 C Lift Cond Lev (LCL): 921.64 mb = 770.22 m = 2526.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 301 at 15 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 1000 98 310 1 0.8 -0.6 | 120 14 -11.7 6.7 1 925 741 330 7 3.5 -6.1 | 98 9 -9.0 1.3 2 850 1419 345 5 1.3 -4.8 | 103 11 -11.2 2.5 3 700 2945 260 23 22.7 4.0 | 222 15 10.2 11.4 4 500 5450 270 29 29.0 -0.0 | 246 18 16.5 7.4 5 400 7030 270 46 46.0 -0.0 | 258 34 33.5 7.4 6 305 8852 270 68 68.0 -0.0 | 262 56 55.5 7.4 7 300 8960 270 64 64.0 -0.0 | 262 52 51.5 7.4 8 259 9912 270 62 62.0 -0.0 | 262 50 49.5 7.4 9 250 10140 270 64 64.0 -0.0 | 262 52 51.5 7.4 10 200 11580 250 40 37.6 13.7 | 230 33 25.1 21.1 11 150 13440 270 40 40.0 -0.0 | 255 28 27.5 7.4 12 100 16030 260 25 24.6 4.3 | 226 17 12.1 11.7 13 70 18300 285 15 14.5 -3.9 | 210 4 2.0 3.5 14 50 20420 265 19 18.9 1.7 | 215 11 6.4 9.0 15 30 23620 295 15 13.6 -6.3 | 227 2 1.1 1.0 16 20 26220 285 19 18.4 -4.9 | 247 6 5.9 2.5 Wind Parameters Mean winds (0-6000m): 270.5 at 19.3 knts Storm direction: 300.5 at 14.5 knts Shear (0-3000m) pos: 0.9 neg: 3.9 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 103.5 deg Storm rel helicity (0-3000m) pos: 3.3 neg: -26.6 tot: -23.3 m^2/s^2 ave: -7.8 10^-3 m/s^2 rel: -0.18 Storm rel vorticity (0-3000m) horiz: 6.4 stream: -1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.09 Bulk Shear: 41.68 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 ------------------------------------------------------------------------------- 500 327 3 113 12| 4.8 0.0 4.8| 0.0 -7.7 -7.7 -15.3 -0.55| 4.9 -2.7 1000 330 5 107 11| 2.6 0.0 2.6| 0.8 -10.8 -10.0 -10.0 -0.49| 3.8 -1.8 1500 334 5 105 11| 1.7 0.4 2.2| 2.1 -14.4 -12.3 -8.2 -0.41| 3.7 -1.5 2000 326 6 103 9| 1.3 2.2 3.5| 2.1 -18.0 -15.9 -8.0 -0.35| 4.7 -1.7 2500 305 8 114 6| 1.0 3.4 4.5| 2.1 -19.0 -16.9 -6.8 -0.15| 6.0 -0.9 3000 283 11 156 5| 0.9 3.9 4.8| 3.3 -26.6 -23.3 -7.8 -0.18| 6.4 -1.1 4000 273 14 193 7| 1.0 2.9 3.9| 14.9 -26.6 -11.7 -2.9 -0.10| 5.2 -0.5 5000 271 17 211 8| 1.1 2.3 3.4| 27.4 -26.6 0.8 0.2 -0.03| 4.5 -0.1 6000 271 19 224 10| 1.1 2.4 3.5| 45.7 -26.6 19.1 3.2 0.04| 4.4 0.2 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20251017.12.gif