UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100700.upa.cvt Date: 0000Z 7 OCT 25 Searching for U4908... Searching the city database file for: U4908 ... Date:0000Z 7 OCT 25 Station: U4908 WMO ident: 24908 Latitude: 60.33 Longitude: 102.27 ------------------------------------------------------------------------------- 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 188 225 3 SFC 991 260 -2.7 -2.8 99 0.1 -2.7 225 3 271.2 271.7 270.9 279.6 3.13 2 925 802 -7.3 -9.6 84 2.3 -8.0 270 7 271.8 272.2 269.5 277.4 1.99 3 910 929 -8.5 -10.7 84 2.2 -9.1 271 9 271.9 272.2 269.3 277.0 1.86 4 900 1015 -7.9 -10.0 85 2.1 -8.5 272 10 273.4 273.7 270.5 278.9 1.98 5 850 1458 -10.9 -13.8 79 2.9 -11.6 275 17 274.7 275.0 270.6 279.1 1.55 6 703 2891 -20.5 -26.5 59 6.0 -21.4 251 7 279.4 279.5 271.9 281.3 0.62 7 700 2923 -20.7 -26.7 59 6.0 -21.6 250 7 279.6 279.7 272.0 281.4 0.61 8 594 4112 -31.1 -36.1 61 5.0 -31.5 238 7 280.9 281.0 272.2 281.9 0.29 9 525 4975 -37.7 -42.2 63 4.5 -37.9 229 7 283.1 283.1 273.3 283.7 0.18 10 500 5310 -39.7 -43.9 64 4.2 -39.9 225 7 284.6 284.7 274.1 285.2 0.16 11 433 6277 -46.1 -50.0 65 3.9 -46.2 238 4 288.5 288.5 276.0 288.8 0.09 12 400 6800 -48.7 -52.7 63 4.0 -48.8 245 3 291.7 291.7 277.6 291.9 0.07 13 323 8187 -54.7 -59.2 57 4.5 -54.8 350 5 301.8 301.8 282.1 302.0 0.04 14 300 8660 -54.5 -59.2 56 4.7 -54.6 340 7 308.5 308.5 284.8 308.7 0.04 15 293 8812 -54.5 -59.3 55 4.8 -54.6 336 7 310.6 310.6 285.6 310.8 0.04 16 250 9840 -51.5 -57.5 49 6.0 -51.7 310 7 329.5 329.5 291.6 329.8 0.06 17 227 10466 -50.1 -57.1 43 7.0 -50.3 306 5 340.9 340.9 294.6 341.2 0.07 18 200 11290 -50.3 -58.3 38 8.0 -50.6 300 3 353.1 353.1 297.4 353.4 0.07 19 150 13160 -51.1 -63.1 23 12.0 -51.5 280 3 382.0 382.0 302.6 382.3 0.05 20 100 15790 -52.5 -66.5 17 14.0 -53.1 270 5 426.3 426.3 308.4 426.6 0.05 21 70 18080 -54.5 -70.5 12 16.0 -55.2 300 13 467.8 467.8 312.5 468.0 0.04 22 60 19070 -55.9 -71.9 12 16.0 -56.6 277 13 485.7 485.8 313.9 486.0 0.04 23 50 20240 -54.5 -71.5 11 17.0 -55.5 250 13 515.0 515.1 316.0 515.4 0.05 24 40 21671 -54.5 -71.5 11 17.0 -55.7 237 16 549.0 549.0 318.1 549.4 0.06 25 35 22526 -55.3 -73.3 9 18.0 -56.5 229 19 568.3 568.3 319.1 568.6 0.05 26 32 23102 -52.1 -70.1 10 18.0 -53.9 224 20 591.6 591.6 320.3 592.3 0.09 27 30 23520 -52.7 -70.7 10 18.0 -54.5 220 21 601.0 601.0 320.7 601.7 0.09 28 29 23739 -53.1 -71.1 9 18.0 -54.9 605.7 605.8 320.9 606.4 0.09 TRP 323 8187 -54.7 -59.2 57 4.5 -54.8 350 5 301.8 301.8 282.1 302.0 0.04 WND Sounding variables and indices 1000-500 mb thick: 5122.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 69.03 % Est. max temperature: 1.14 C = 34.05 F Sfc-Lift cond lev (LCL): 989.23 mb = 273.81 m = 898.31 ft T: -2.82 C 700-500 lapse rate: 7.96 C/km ThetaE index: 2.57 C Layer 925.0- 900.0 mb Conv cond level (CCL): 921.02 mb = 835.63 m = 2741.52 ft Mean mixing ratio: 2.34 g/kg Conv temperature: -2.00 C = 28.40 F Cap Strength: 4.47 C Lifted Index: 5.57 C Risk: None Lifted Index @300 mb: 21.48 C Lifted Index @700 mb: 3.25 C Showalter Index: 4.93 C Risk: None Total Totals Index: 54.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.80 C Cross Totals Index: 25.90 C K Index: 9.00 Risk: None Sweat Index: 155.00 Risk: None Energy Index: 1.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.47 J/kg Max Up Vert Vel: 3.87 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 5.52 C Lift Cond Lev (LCL): 920.78 mb = 837.59 m = 2747.98 ft Lev Free Conv (LFC): 915.78 mb = 880.01 m = 2887.13 ft Equ Level (EL): 905.78 mb = 965.49 m = 3167.59 ft B at Equ Level: 6.29 J/kg Max Parcel Lev (MPL): 885.78 mb = 1138.64 m = 3735.65 ft Wind level data Storm motion: 283 at 6 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 ---------------------------------------------------------- 0 991 260 225 3 2.1 2.1 | 132 5 -3.9 3.6 1 925 802 270 7 7.0 -0.0 | 213 2 0.9 1.4 2 850 1458 275 17 16.9 -1.5 | 270 11 10.9 -0.0 3 700 2923 250 7 6.6 2.4 | 188 4 0.5 3.8 4 500 5310 225 7 4.9 4.9 | 170 6 -1.1 6.4 5 400 6800 245 3 2.7 1.3 | 129 4 -3.4 2.7 6 323 8187 350 5 0.9 -4.9 | 56 6 -5.2 -3.5 7 300 8660 340 7 2.4 -6.6 | 36 6 -3.7 -5.1 8 250 9840 310 7 5.4 -4.5 | 13 3 -0.7 -3.1 9 200 11290 300 3 2.6 -1.5 | 89 3 -3.5 -0.1 10 150 13160 280 3 3.0 -0.5 | 106 3 -3.1 0.9 11 100 15790 270 5 5.0 -0.0 | 143 2 -1.1 1.4 12 70 18080 300 13 11.3 -6.5 | 314 7 5.2 -5.1 13 50 20240 250 13 12.2 4.4 | 226 9 6.1 5.9 14 30 23520 220 21 13.5 16.1 | 203 19 7.4 17.5 Wind Parameters Mean winds (0-6000m): 253.4 at 8.3 knts Storm direction: 283.4 at 6.2 knts Shear (0-3000m) pos: 2.1 neg: 1.4 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 52.6 deg Storm rel helicity (0-3000m) pos: 8.9 neg: -15.5 tot: -6.6 m^2/s^2 ave: -2.2 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 4.7 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.64 Bulk Shear: 1.61 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 5 152 3| 5.0 0.0 5.0| 3.7 0.0 3.7 7.3 0.75| 5.3 4.0 1000 267 8 218 2| 6.3 0.0 6.3| 7.1 0.0 7.1 7.1 0.59| 6.5 3.9 1500 270 10 252 4| 4.2 0.5 4.6| 8.9 -4.4 4.5 3.0 0.36| 6.2 2.2 2000 270 11 253 5| 3.1 0.9 4.1| 8.9 -9.9 -1.1 -0.5 0.17| 5.7 1.0 2500 269 11 250 5| 2.5 1.4 4.0| 8.9 -14.1 -5.2 -2.1 0.03| 5.3 0.1 3000 267 10 244 5| 2.1 1.4 3.5| 8.9 -15.5 -6.6 -2.2 -0.02| 4.7 -0.1 4000 262 9 230 4| 1.6 1.2 2.8| 8.9 -16.3 -7.4 -1.9 -0.05| 3.7 -0.2 5000 257 9 216 4| 1.3 1.1 2.4| 8.9 -17.4 -8.5 -1.7 -0.07| 3.1 -0.2 6000 253 8 206 4| 1.0 0.9 1.9| 8.9 -20.1 -11.2 -1.9 -0.12| 2.8 -0.3 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20251007.00.gif