UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for EI953... Searching the city database file for: EI953 ... Date:1200Z 6 DEC 25 Station: EI953 WMO ident: 3953 Latitude: 51.94 Longitude: -10.24 ------------------------------------------------------------------------------- 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 -51 255 27 SFC 992 16 11.6 8.5 81 3.1 9.9 255 27 285.4 286.6 283.4 305.0 7.03 2 925 595 6.2 5.6 96 0.6 5.9 255 38 285.6 286.7 282.5 302.9 6.17 3 900 819 4.2 4.0 99 0.2 4.1 260 38 285.8 286.8 282.1 301.8 5.67 4 850 1282 1.2 0.6 96 0.6 0.9 270 38 287.4 288.2 281.7 300.8 4.70 5 828 1492 -0.5 -0.5 100 0.0 -0.5 271 38 287.8 288.6 281.5 300.5 4.45 6 742 2362 -5.1 -13.1 53 8.0 -7.7 277 39 291.9 292.3 280.3 297.6 1.88 7 724 2555 -6.1 -17.1 41 11.0 -9.2 278 40 292.9 293.1 280.1 297.1 1.38 8 700 2818 -7.5 -14.5 57 7.0 -9.6 280 40 294.2 294.5 281.1 299.6 1.77 9 693 2896 -8.1 -15.1 57 7.0 -10.2 280 41 294.4 294.7 281.1 299.6 1.70 10 631 3618 -10.9 -18.9 52 8.0 -13.0 280 49 299.2 299.4 282.8 303.5 1.36 11 560 4525 -15.1 -39.1 11 24.0 -18.6 280 59 304.6 304.6 283.5 305.4 0.23 12 535 4868 -17.3 -54.3 2 37.0 -20.8 280 62 306.0 306.0 283.8 306.1 0.04 13 500 5370 -20.9 -44.9 10 24.0 -23.5 280 68 307.6 307.6 284.6 308.1 0.14 14 400 6980 -32.5 -52.5 12 20.0 -33.7 280 95 312.7 312.8 286.4 313.0 0.07 15 374 7449 -35.7 -53.7 14 18.0 -36.7 280 100 314.6 314.6 287.0 314.8 0.07 16 363 7656 -37.3 -45.3 43 8.0 -37.9 280 102 315.1 315.2 287.3 315.8 0.18 17 353 7848 -39.1 -43.7 62 4.6 -39.4 280 104 315.2 315.3 287.5 316.1 0.23 18 340 8103 -40.9 -50.9 33 10.0 -41.4 280 107 316.2 316.2 287.6 316.6 0.10 19 336 8184 -41.5 -46.1 61 4.6 -41.8 280 108 316.4 316.5 287.8 317.1 0.18 20 303 8874 -47.5 -51.1 66 3.6 -47.6 280 115 317.5 317.5 288.1 317.9 0.11 21 300 8940 -48.1 -52.3 62 4.2 -48.3 280 116 317.6 317.6 288.1 317.9 0.10 22 280 9391 -52.3 -56.3 62 4.0 -52.4 282 106 317.8 317.9 288.1 318.1 0.07 23 278 9438 -52.7 -57.7 55 5.0 -52.8 282 105 317.9 317.9 288.1 318.1 0.06 24 275 9508 -52.7 -63.7 25 11.0 -52.9 282 103 318.9 318.9 288.4 319.0 0.03 25 253 10044 -55.5 -67.5 21 12.0 -55.6 285 91 322.5 322.5 289.5 322.5 0.02 26 250 10120 -54.7 -70.7 12 16.0 -54.9 285 89 324.7 324.7 290.2 324.8 0.01 27 239 10409 -53.9 -72.9 8 19.0 -54.1 284 83 330.2 330.2 291.7 330.2 0.01 28 200 11550 -56.3 -80.3 3 24.0 -56.5 280 60 343.6 343.6 295.2 343.6 0.00 29 191 11840 -58.1 -81.1 4 23.0 -58.3 280 56 345.3 345.3 295.6 345.3 0.00 30 150 13370 -54.9 -82.9 2 28.0 -55.3 280 38 375.5 375.5 301.5 375.5 0.00 31 137 13950 -54.3 -83.3 2 29.0 -54.7 277 36 386.4 386.4 303.2 386.4 0.00 32 100 15930 -62.3 -86.3 3 24.0 -62.5 265 27 407.4 407.4 306.2 407.4 0.00 33 83 17071 -65.5 -87.5 3 22.0 -65.7 285 25 423.1 423.1 308.1 423.1 0.00 34 70 18110 -64.1 -88.1 2 24.0 -64.4 275 29 447.3 447.3 310.6 447.3 0.00 35 56 19473 -63.1 -88.1 2 25.0 -63.4 275 26 479.0 479.0 313.4 479.0 0.00 36 50 20160 -67.3 -89.3 3 22.0 -67.5 275 25 484.9 484.9 313.8 484.9 0.00 37 49 20281 -67.9 -89.9 3 22.0 -68.1 276 26 486.3 486.3 314.0 486.3 0.00 38 36 22138 -66.3 -90.3 2 24.0 -66.7 298 35 535.2 535.2 317.2 535.3 0.00 39 30 23230 -70.1 -91.1 3 21.0 -70.4 310 40 553.5 553.5 318.3 553.6 0.00 40 26 24077 -73.1 -92.1 4 19.0 -73.3 301 46 568.1 568.1 319.0 568.2 0.00 41 23 24805 -68.5 -91.5 2 23.0 -68.9 294 50 601.9 601.9 320.7 602.0 0.00 42 20 25640 -70.7 -92.7 2 22.0 -71.1 285 56 619.8 619.8 321.5 619.8 0.00 43 17 26599 -71.9 -92.9 3 21.0 -72.2 281 56 645.4 645.4 322.5 645.4 0.00 44 14 27742 -71.5 -94.5 2 23.0 -71.9 277 55 683.6 683.6 323.9 683.6 0.00 45 12 28663 -66.1 -92.1 1 26.0 -67.1 274 55 733.5 733.6 325.4 733.6 0.01 46 10 29760 -68.9 -92.9 2 24.0 -69.7 270 54 762.4 762.4 326.3 762.4 0.01 47 8.0 31090 -70.5 -92.5 3 22.0 -71.3 806.2 806.2 327.4 806.3 0.01 48 6.8 32068 -64.9 -91.9 1 27.0 -66.8 867.9 867.9 328.8 868.0 0.01 49 6.0 32829 -66.0 -91.2 2 25.2 -67.8 285 85 895.0 895.0 329.3 895.1 0.02 50 5.9 32931 -66.1 -91.1 2 25.0 -67.9 898.7 898.7 329.4 898.8 0.02 51 5.7 33142 -63.9 -91.9 1 28.0 -66.3 917.2 917.3 329.8 917.4 0.01 TRP 83 17071 -65.5 -87.5 3 22.0 -65.7 285 25 423.1 423.1 308.1 423.1 0.00 WND 6.0 32829 -66.0 -91.2 2 25.2 -67.8 285 85 895.0 895.0 329.3 895.1 0.02 Sounding variables and indices 1000-500 mb thick: 5421.00 m Freezing level: 834.47 mb = 1430.50 m = 4693.19 ft Wetbulb zero: 835.94 mb = 1415.81 m = 4644.98 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 55.97 % Est. max temperature: 13.73 C = 56.71 F Sfc-Lift cond lev (LCL): 946.60 mb = 403.89 m = 1325.07 ft T: 7.98 C 700-500 lapse rate: 5.25 C/km ThetaE index: 7.84 C Layer 925.0- 700.0 mb Conv cond level (CCL): 921.48 mb = 626.13 m = 2054.21 ft Mean mixing ratio: 6.34 g/kg Conv temperature: 11.87 C = 53.37 F Cap Strength: 5.30 C Lifted Index: 5.74 C Risk: None Lifted Index @300 mb: 10.18 C Lifted Index @700 mb: 0.04 C Showalter Index: 7.50 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 21.50 C K Index: 15.70 Risk: < 20 % chance of thunderstorms Sweat Index: 151.20 Risk: None Energy Index: 1.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 60.43 J/kg Max Up Vert Vel: 10.99 m/s Conv Inhibition (B-): 0.03 J/kg Cap Strength: 5.75 C Lift Cond Lev (LCL): 922.30 mb = 618.87 m = 2030.38 ft Lev Free Conv (LFC): 917.30 mb = 663.30 m = 2176.17 ft Equ Level (EL): 687.30 mb = 2959.44 m = 9709.33 ft B at Equ Level: 59.77 J/kg Max Parcel Lev (MPL): 607.30 mb = 3908.50 m = 12823.02 ft Wind level data Storm motion: 306 at 36 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 ---------------------------------------------------------- 0 992 16 255 27 26.1 7.0 | 173 29 -3.4 28.4 1 925 595 255 38 36.7 9.8 | 193 32 7.2 31.3 2 850 1282 270 38 38.0 -0.0 | 202 23 8.5 21.4 3 700 2818 280 40 39.4 -6.9 | 214 18 9.9 14.5 4 500 5370 280 68 67.0 -11.8 | 256 39 37.5 9.6 5 400 6980 280 95 93.6 -16.5 | 266 64 64.1 5.0 6 300 8940 280 116 114.2 -20.1 | 269 85 84.8 1.3 7 250 10120 285 89 86.0 -23.0 | 272 57 56.5 -1.6 8 200 11550 280 60 59.1 -10.4 | 250 32 29.6 11.0 9 150 13370 280 38 37.4 -6.6 | 208 17 7.9 14.8 10 100 15930 265 27 26.9 2.4 | 174 24 -2.6 23.8 11 83 17071 285 25 24.1 -6.5 | 160 16 -5.3 15.0 12 70 18110 275 29 28.9 -2.5 | 178 19 -0.6 18.9 13 50 20160 275 25 24.9 -2.2 | 167 20 -4.6 19.3 14 30 23230 310 40 30.6 -25.7 | 345 4 1.2 -4.3 15 20 25640 285 56 54.1 -14.5 | 254 26 24.6 7.0 16 10 29760 270 54 54.0 -0.0 | 229 33 24.5 21.4 Wind Parameters Mean winds (0-6000m): 276.0 at 48.6 knts Storm direction: 306.0 at 36.5 knts Shear (0-3000m) pos: 3.1 neg: 1.6 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 47.3 deg Storm rel helicity (0-3000m) pos: 146.2 neg: 0.0 tot: 146.2 m^2/s^2 ave: 48.7 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 3.6 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.93 Bulk Shear: 64.92 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 ------------------------------------------------------------------------------- 500 255 32 182 30| 0.0 9.8 9.8| 71.3 0.0 71.3 142.5 0.95| 9.8 9.3 1000 257 35 189 30| 3.2 4.9 8.1|103.2 0.0 103.2 103.2 0.78| 8.7 6.7 1500 261 36 193 28| 3.7 3.3 7.0|117.0 0.0 117.0 78.0 0.70| 7.5 5.2 2000 264 37 195 26| 3.4 2.4 5.8|125.0 0.0 125.0 62.5 0.69| 6.2 4.3 2500 267 37 198 25| 3.2 2.0 5.1|132.6 0.0 132.6 53.1 0.69| 5.4 3.7 3000 269 38 200 23| 3.1 1.6 4.7|146.2 0.0 146.2 48.7 0.70| 5.1 3.6 4000 272 40 208 22| 2.3 2.6 4.9|192.7 0.0 192.7 48.2 0.71| 5.3 3.7 5000 275 44 219 23| 1.8 3.2 5.0|239.1 0.0 239.1 47.8 0.67| 5.3 3.6 6000 276 49 229 25| 1.5 3.9 5.4|301.5 0.0 301.5 50.2 0.61| 5.7 3.5 Wrote GIF file: /home/apache/climate/data/raob//EI953/skewt/EI953.skewt.20251206.12.gif