UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122112.upa.cvt Date: 1200Z 21 DEC 25 Searching for ULWW... Searching the city database file for: ULWW ... Date:1200Z 21 DEC 25 Station: ULWW WMO ident: 27038 Latitude: 59.31 Longitude: 39.93 Elevation: 133.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 42 SFC 989 133 1.6 -0.4 87 2.0 0.8 225 7 275.6 276.3 274.5 285.9 3.75 2 925 668 -0.9 -3.3 84 2.4 -1.9 270 31 278.4 278.9 275.3 287.4 3.23 3 894 939 -1.7 -4.0 84 2.3 -2.6 274 29 280.3 280.8 276.2 289.2 3.18 4 850 1337 -4.7 -7.7 79 3.0 -5.7 280 25 281.2 281.7 275.8 288.4 2.52 5 756 2249 -10.7 -13.2 82 2.5 -11.4 271 27 284.3 284.6 276.5 289.7 1.83 6 744 2373 -10.3 -13.0 81 2.7 -11.1 270 28 286.0 286.4 277.4 291.6 1.89 7 700 2840 -13.3 -17.0 74 3.7 -14.2 265 29 287.8 288.0 277.7 292.1 1.44 8 582 4222 -21.5 -30.5 44 9.0 -22.8 276 30 293.8 293.9 279.3 295.5 0.52 9 500 5320 -30.9 -42.9 30 12.0 -31.8 285 31 295.4 295.4 279.5 296.0 0.17 10 456 5966 -36.1 -45.1 39 9.0 -36.7 281 35 296.7 296.8 280.1 297.3 0.15 11 400 6860 -44.1 -53.1 36 9.0 -44.4 275 40 297.7 297.7 280.4 297.9 0.07 12 388 7063 -46.1 -55.1 35 9.0 -46.3 274 41 297.7 297.7 280.4 297.9 0.06 13 328 8163 -52.5 -60.5 37 8.0 -52.7 268 46 303.5 303.5 282.8 303.6 0.03 14 319 8343 -52.1 -60.1 38 8.0 -52.2 267 46 306.5 306.5 284.0 306.6 0.04 15 315 8424 -52.5 -60.5 37 8.0 -52.7 267 47 307.0 307.0 284.2 307.2 0.04 16 300 8740 -51.3 -59.3 38 8.0 -51.5 265 48 313.0 313.1 286.5 313.2 0.04 17 280 9186 -54.3 -62.3 37 8.0 -54.4 263 50 315.0 315.0 287.1 315.1 0.03 18 250 9910 -56.5 -65.5 31 9.0 -56.6 260 54 322.1 322.1 289.4 322.2 0.02 19 249 9936 -56.7 -65.7 31 9.0 -56.8 261 54 322.1 322.1 289.4 322.2 0.02 20 247 9987 -56.3 -65.3 31 9.0 -56.4 262 54 323.5 323.5 289.9 323.6 0.02 21 241 10143 -57.5 -66.5 31 9.0 -57.6 265 54 324.0 324.0 290.0 324.0 0.02 22 228 10498 -54.1 -64.1 28 10.0 -54.3 264 52 334.3 334.3 292.9 334.5 0.03 23 200 11340 -54.9 -64.9 28 10.0 -55.1 260 48 345.8 345.8 295.7 346.0 0.03 24 177 12121 -54.9 -65.9 24 11.0 -55.1 266 45 358.1 358.1 298.4 358.3 0.03 25 158 12842 -57.7 -69.7 20 12.0 -57.9 272 41 365.2 365.2 299.7 365.3 0.02 26 150 13170 -57.1 -69.1 20 12.0 -57.3 275 40 371.7 371.7 300.9 371.8 0.02 27 112 15008 -58.5 -72.5 15 14.0 -58.7 279 46 401.5 401.5 305.4 401.6 0.02 28 101 15649 -63.3 -76.3 16 13.0 -63.5 280 48 404.3 404.3 305.8 404.3 0.01 29 100 15710 -63.3 -76.3 16 13.0 -63.5 280 48 405.4 405.4 305.9 405.5 0.01 30 94 16090 -62.9 -76.9 13 14.0 -63.1 280 48 413.4 413.5 306.9 413.5 0.01 31 89 16425 -65.1 -79.1 13 14.0 -65.3 280 49 415.6 415.6 307.2 415.6 0.01 32 87 16564 -63.3 -77.3 13 14.0 -63.5 280 49 421.9 421.9 307.9 422.0 0.01 33 70 17880 -69.3 -83.3 11 14.0 -69.4 280 50 436.1 436.1 309.5 436.2 0.01 34 67 18142 -70.5 -84.5 11 14.0 -70.6 281 51 439.0 439.0 309.8 439.0 0.00 35 50 19870 -74.3 -87.3 12 13.0 -74.4 290 58 468.4 468.4 312.5 468.4 0.00 36 42 20883 -75.3 -89.3 9 14.0 -75.4 489.9 489.9 314.2 489.9 0.00 TRP 241 10143 -57.5 -66.5 31 9.0 -57.6 265 54 324.0 324.0 290.0 324.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5278.00 m Freezing level: 948.04 mb = 475.40 m = 1559.69 ft Wetbulb zero: 970.03 mb = 287.87 m = 944.44 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 65.42 % Est. max temperature: 7.53 C = 45.56 F Sfc-Lift cond lev (LCL): 958.65 mb = 382.26 m = 1254.12 ft T: 0.44 C 700-500 lapse rate: 7.10 C/km ThetaE index: 0.82 C Layer 850.0- 756.0 mb Conv cond level (CCL): 865.81 mb = 1191.58 m = 3909.32 ft Mean mixing ratio: 3.38 g/kg Conv temperature: 6.84 C = 44.32 F Cap Strength: 7.19 C Lifted Index: 7.34 C Risk: None Lifted Index @300 mb: 18.29 C Lifted Index @700 mb: 4.14 C Showalter Index: 6.52 C Risk: None Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 23.20 C K Index: 14.80 Risk: None Sweat Index: 89.00 Risk: None Energy Index: 1.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.71 J/kg Max Up Vert Vel: 5.95 m/s Conv Inhibition (B-): 30670.46 J/kg Cap Strength: 7.35 C Lift Cond Lev (LCL): 905.32 mb = 838.84 m = 2752.07 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 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 ---------------------------------------------------------- 0 989 133 225 7 4.9 4.9 | 144 21 -12.6 17.2 1 925 668 270 31 31.0 -0.0 | 228 18 13.4 12.3 2 850 1337 280 25 24.6 -4.3 | 222 11 7.0 7.9 3 700 2840 265 29 28.9 2.5 | 217 19 11.3 14.8 4 500 5320 285 31 29.9 -8.0 | 251 13 12.3 4.2 5 400 6860 275 40 39.8 -3.5 | 248 24 22.3 8.8 6 300 8740 265 48 47.8 4.2 | 241 34 30.2 16.5 7 250 9910 260 54 53.2 9.4 | 239 42 35.6 21.6 8 241 10143 265 54 53.8 4.7 | 245 40 36.2 17.0 9 200 11340 260 48 47.3 8.3 | 235 36 29.7 20.6 10 150 13170 275 40 39.8 -3.5 | 248 24 22.3 8.8 11 100 15710 280 48 47.3 -8.3 | 262 30 29.7 3.9 12 70 17880 280 50 49.2 -8.7 | 264 32 31.6 3.6 13 50 19870 290 58 54.5 -19.8 | 282 38 36.9 -7.6 Wind Parameters Mean winds (0-6000m): 274.9 at 28.6 knts Storm direction: 304.9 at 21.5 knts Shear (0-3000m) pos: 3.9 neg: 0.9 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 76.8 deg Storm rel helicity (0-3000m) pos: 149.1 neg: -9.2 tot: 139.9 m^2/s^2 ave: 46.6 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 4.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.97 Bulk Shear: 18.16 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 ------------------------------------------------------------------------------- 500 261 18 181 15| 25.4 0.0 25.4|134.4 0.0 134.4 268.7 0.99| 27.2 27.0 1000 269 24 205 14| 11.9 0.0 11.9|144.4 -2.3 142.1 142.1 0.83| 17.2 14.3 1500 272 24 210 13| 7.6 0.0 7.6|144.4 -4.7 139.7 93.2 0.73| 12.7 9.3 2000 273 25 213 13| 5.7 0.7 6.4|144.4 -5.7 138.7 69.3 0.67| 10.2 6.9 2500 272 25 214 14| 4.6 1.1 5.7|144.4 -7.9 136.5 54.6 0.62| 8.8 5.4 3000 271 26 215 15| 3.9 0.9 4.9|149.1 -9.2 139.9 46.6 0.60| 7.7 4.6 4000 271 27 218 15| 3.3 0.7 4.0|164.6 -9.2 155.4 38.9 0.62| 6.3 3.9 5000 273 28 223 15| 2.9 0.6 3.4|179.2 -9.2 169.9 34.0 0.64| 5.5 3.5 6000 275 29 228 15| 2.4 0.9 3.2|182.0 -10.1 171.8 28.6 0.58| 5.1 3.0 Wrote GIF file: /home/apache/climate/data/raob//ULWW/skewt/ULWW.skewt.20251221.12.gif