UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for EI953... Searching the city database file for: EI953 ... Date:0000Z 18 APR 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 ------------------------------------------------------------------------------- SFC 1004 18 7.8 6.1 89 1.7 6.9 85 3 280.6 281.6 279.9 296.8 5.88 1 1000 51 7.4 5.8 90 1.6 6.6 65 9 280.5 281.5 279.7 296.4 5.78 2 925 689 2.8 2.4 97 0.4 2.6 80 17 282.2 283.0 279.5 295.8 4.92 3 894 964 0.8 0.8 100 0.0 0.8 88 19 282.9 283.7 279.3 295.5 4.53 4 850 1368 -1.1 -1.2 99 0.1 -1.2 100 21 285.0 285.7 279.8 296.7 4.12 5 785 2000 -3.7 -3.9 99 0.2 -3.8 133 19 288.8 289.4 281.0 299.3 3.65 6 700 2900 -7.1 -7.5 97 0.4 -7.2 180 15 294.6 295.2 283.0 303.9 3.11 7 658 3380 -9.3 -9.7 97 0.4 -9.5 185 18 297.4 297.9 283.7 305.8 2.78 8 581 4328 -16.3 -18.2 85 1.9 -16.8 194 23 300.0 300.3 283.4 304.9 1.57 9 530 5013 -20.9 -21.5 95 0.6 -21.0 201 27 302.5 302.7 284.0 306.6 1.29 10 500 5440 -24.1 -25.1 91 1.0 -24.3 205 29 303.7 303.8 284.1 306.9 1.00 11 406 6917 -35.9 -38.0 81 2.1 -36.1 219 45 307.0 307.1 284.7 308.3 0.36 12 400 7020 -36.5 -38.8 79 2.3 -36.7 220 46 307.6 307.6 284.8 308.7 0.33 13 361 7725 -41.3 -45.6 63 4.3 -41.5 216 49 310.3 310.3 285.7 310.9 0.18 14 318 8576 -47.5 -48.3 91 0.8 -47.6 212 52 313.1 313.2 286.6 313.7 0.15 15 300 8960 -50.1 -56.1 49 6.0 -50.3 210 54 314.7 314.7 287.1 315.0 0.06 16 293 9114 -51.3 -57.3 49 6.0 -51.4 212 52 315.2 315.2 287.2 315.4 0.06 17 286 9272 -51.5 -62.5 26 11.0 -51.7 213 50 317.1 317.1 287.8 317.2 0.03 18 278 9457 -52.5 -64.5 22 12.0 -52.7 215 48 318.2 318.2 288.2 318.3 0.02 19 250 10150 -49.3 -69.3 8 20.0 -49.7 230 33 332.8 332.8 292.5 332.8 0.01 20 220 10990 -46.5 -74.5 3 28.0 -47.1 233 27 349.5 349.5 296.5 349.5 0.01 21 200 11620 -46.5 -75.5 2 29.0 -47.2 235 23 359.1 359.1 298.5 359.2 0.01 22 150 13530 -46.3 -80.3 1 34.0 -47.3 235 19 390.3 390.3 303.8 390.3 0.00 23 148 13619 -45.7 -80.7 1 35.0 -46.7 234 19 392.8 392.8 304.2 392.8 0.00 24 122 14888 -51.9 -84.9 1 33.0 -52.5 225 17 403.8 403.8 305.7 403.8 0.00 25 100 16180 -50.5 -85.5 1 35.0 -51.4 215 15 430.2 430.2 308.9 430.2 0.00 26 76 17945 -54.7 -86.7 1 32.0 -55.4 177 12 456.5 456.5 311.4 456.5 0.00 27 70 18470 -54.1 -87.1 1 33.0 -54.9 165 11 468.6 468.6 312.5 468.7 0.00 28 50 20640 -53.1 -87.1 1 34.0 -54.4 140 13 518.3 518.3 316.2 518.4 0.00 29 36 22762 -51.7 -87.7 1 36.0 -53.6 121 9 573.0 573.0 319.3 573.1 0.00 30 30 23940 -52.9 -87.9 1 35.0 -54.9 110 7 600.4 600.4 320.6 600.5 0.01 31 23 25647 -55.1 -89.1 1 34.0 -57.1 120 10 641.4 641.4 322.3 641.4 0.01 32 21 26233 -51.5 -88.5 0 37.0 -54.5 123 11 669.1 669.1 323.4 669.2 0.01 33 20 26550 -51.3 -88.3 0 37.0 -54.4 125 11 679.1 679.2 323.7 679.2 0.01 34 16 27996 -53.3 -88.3 1 35.0 -56.4 120 15 717.4 717.4 325.0 717.5 0.01 35 14 28862 -50.7 -87.7 0 37.0 -54.9 117 17 754.1 754.1 326.0 754.2 0.01 36 11 30429 -52.3 -88.3 1 36.0 -56.6 112 21 802.2 802.2 327.3 802.3 0.01 37 10 31050 -49.7 -87.7 0 38.0 -55.4 110 23 834.0 834.0 328.0 834.2 0.02 38 7.3 33126 -46.1 -85.1 0 39.0 -54.6 927.3 927.3 329.9 927.7 0.04 39 7.2 33218 -45.9 -84.9 0 39.0 -54.5 931.8 931.8 330.0 932.2 0.04 TRP 278 9457 -52.5 -64.5 22 12.0 -52.7 215 48 318.2 318.2 288.2 318.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5389.00 m Freezing level: 875.47 mb = 1134.05 m = 3720.58 ft Wetbulb zero: 876.22 mb = 1124.78 m = 3690.17 ft Precipitable water: 0.71 inches Sfc-500 mean rel hum: 94.85 % Est. max temperature: 11.97 C = 53.55 F Sfc-Lift cond lev (LCL): 978.25 mb = 230.95 m = 757.69 ft T: 6.10 C 700-500 lapse rate: 6.69 C/km ThetaE index: 1.22 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 935.25 mb = 598.78 m = 1964.49 ft Mean mixing ratio: 5.24 g/kg Conv temperature: 9.12 C = 48.41 F Cap Strength: 7.26 C Lifted Index: 7.64 C Risk: None Lifted Index @300 mb: 13.28 C Lifted Index @700 mb: 4.66 C Showalter Index: 7.23 C Risk: None Total Totals Index: 45.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.00 C Cross Totals Index: 22.90 C K Index: 21.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 71.00 Risk: None Energy Index: 2.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.26 J/kg Max Up Vert Vel: 4.30 m/s Conv Inhibition (B-): 0.95 J/kg Cap Strength: 7.65 C Lift Cond Lev (LCL): 940.66 mb = 551.63 m = 1809.80 ft Lev Free Conv (LFC): 915.66 mb = 770.86 m = 2529.05 ft Equ Level (EL): 865.66 mb = 1221.85 m = 4008.64 ft B at Equ Level: 8.76 J/kg Max Parcel Lev (MPL): 815.66 mb = 1695.59 m = 5562.88 ft Wind level data Storm motion: 203 at 16 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 1004 18 85 3 -3.0 -0.3 | 32 17 -9.0 -14.6 1 1000 51 65 9 -8.2 -3.8 | 38 23 -14.1 -18.1 2 925 689 80 17 -16.7 -3.0 | 53 29 -22.7 -17.3 3 850 1368 100 21 -20.7 3.6 | 68 29 -26.7 -10.7 4 700 2900 180 15 0.0 15.0 | 97 6 -6.0 0.7 5 500 5440 205 29 12.3 26.3 | 208 14 6.3 12.0 6 400 7020 220 46 29.6 35.2 | 228 32 23.6 20.9 7 300 8960 210 54 27.0 46.8 | 213 39 21.0 32.5 8 278 9457 215 48 27.5 39.3 | 221 33 21.6 25.0 9 250 10150 230 33 25.3 21.2 | 250 21 19.3 6.9 10 200 11620 235 23 18.8 13.2 | 275 13 12.9 -1.1 11 150 13530 235 19 15.6 10.9 | 290 10 9.6 -3.4 12 100 16180 215 15 8.6 12.3 | 307 3 2.6 -2.0 13 70 18470 165 11 -2.8 10.6 | 67 10 -8.8 -3.7 14 50 20640 140 13 -8.4 10.0 | 73 15 -14.3 -4.3 15 30 23940 110 7 -6.6 2.4 | 46 17 -12.5 -11.9 16 20 26550 125 11 -9.0 6.3 | 62 17 -15.0 -8.0 17 10 31050 110 23 -21.6 7.9 | 77 28 -27.6 -6.4 Wind Parameters Mean winds (0-6000m): 172.6 at 20.7 knts Storm direction: 202.6 at 15.5 knts Shear (0-3000m) pos: 4.2 neg: 2.0 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 71.8 deg Storm rel helicity (0-3000m) pos: 176.8 neg: -0.1 tot: 176.8 m^2/s^2 ave: 58.9 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 4.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.11 Bulk Shear: 86.04 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 72 12 43 25| 0.0 12.2 12.2| 42.2 0.0 42.2 84.4 0.55| 12.8 7.1 1000 79 14 50 26| 2.9 6.1 9.1| 84.0 0.0 84.0 84.0 0.67| 9.5 6.4 1500 87 16 56 27| 3.8 4.1 7.9|130.3 0.0 130.3 86.8 0.73| 8.7 6.4 2000 96 17 61 26| 4.2 3.1 7.3|162.9 0.0 162.9 81.4 0.69| 8.9 6.2 2500 104 17 66 25| 4.3 2.4 6.8|174.9 0.0 174.9 70.0 0.63| 8.8 5.5 3000 111 17 69 23| 4.2 2.0 6.2|176.8 -0.1 176.8 58.9 0.57| 8.4 4.7 4000 133 17 82 19| 3.9 1.5 5.5|186.4 -0.1 186.3 46.6 0.61| 7.1 4.3 5000 155 19 101 14| 3.8 1.2 5.1|198.4 -0.1 198.3 39.7 0.63| 6.4 4.0 6000 173 21 126 11| 4.0 1.0 5.0|216.3 -0.1 216.3 36.0 0.60| 6.2 3.7 Wrote GIF file: /home/apache/climate/data/raob//EI953/skewt/EI953.skewt.20250418.00.gif