UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 3 DEC 25 Station: X1770 WMO ident: 31770 Latitude: 49.00 Longitude: 140.30 ------------------------------------------------------------------------------- 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 1003 26 -22.1 -24.8 79 2.7 -22.4 230 3 250.8 250.9 250.6 252.2 0.51 1 1000 48 -21.3 -24.4 76 3.1 -21.7 245 3 251.9 251.9 251.5 253.3 0.53 2 993 100 -13.9 -19.9 60 6.0 -14.9 245 4 259.8 259.9 258.6 261.9 0.79 3 948 451 -14.1 -24.1 42 10.0 -15.7 248 8 263.0 263.1 260.7 264.7 0.57 4 925 637 -15.1 -27.1 35 12.0 -16.8 250 11 263.9 263.9 261.1 265.2 0.45 5 850 1270 -19.5 -31.5 34 12.0 -20.8 250 23 265.7 265.8 262.2 266.7 0.32 6 837 1384 -20.3 -32.3 33 12.0 -21.6 250 23 266.1 266.1 262.4 266.9 0.30 7 781 1898 -18.9 -31.9 31 13.0 -20.5 248 22 272.9 272.9 267.3 273.9 0.34 8 700 2702 -25.5 -38.5 29 13.0 -26.6 245 21 274.2 274.3 267.9 274.9 0.20 9 653 3202 -29.9 -40.9 34 11.0 -30.7 242 20 274.8 274.8 268.2 275.3 0.16 10 587 3955 -33.9 -43.9 36 10.0 -34.5 237 18 278.6 278.6 270.6 279.1 0.13 11 570 4161 -33.5 -44.5 32 11.0 -34.1 236 17 281.4 281.5 272.2 281.9 0.13 12 500 5070 -39.5 -53.5 21 14.0 -40.0 230 15 284.9 284.9 274.0 285.1 0.05 13 464 5578 -42.7 -56.7 20 14.0 -43.1 228 17 287.0 287.1 275.2 287.2 0.04 14 400 6570 -47.3 -60.3 21 13.0 -47.6 225 21 293.5 293.5 278.4 293.6 0.03 15 358 7297 -50.9 -63.9 20 13.0 -51.1 225 25 298.1 298.2 280.6 298.2 0.02 16 319 8043 -52.7 -65.7 19 13.0 -52.9 225 29 305.7 305.7 283.7 305.7 0.02 17 300 8440 -52.1 -65.1 20 13.0 -52.3 220 31 311.9 311.9 286.0 312.0 0.02 18 250 9620 -50.9 -64.9 17 14.0 -51.2 215 40 330.4 330.4 291.9 330.5 0.02 19 213 10668 -49.9 -64.9 16 15.0 -50.3 222 47 347.4 347.4 296.1 347.6 0.03 20 200 11080 -50.7 -66.7 13 16.0 -51.1 225 50 352.5 352.5 297.2 352.6 0.02 21 150 12950 -50.5 -68.5 10 18.0 -51.1 225 54 383.1 383.1 302.8 383.2 0.03 22 106 15203 -51.7 -72.7 6 21.0 -52.4 229 59 420.8 420.8 307.8 420.9 0.02 23 100 15580 -52.0 -73.0 6 21.0 -52.7 230 60 427.2 427.2 308.6 427.3 0.02 24 70 17870 -53.9 -74.9 6 21.0 -54.7 230 64 469.1 469.1 312.5 469.2 0.02 25 58 19072 -56.3 -78.3 5 22.0 -57.1 230 68 489.6 489.6 314.2 489.7 0.02 26 50 20020 -54.5 -76.5 5 22.0 -55.5 230 71 515.0 515.1 316.0 515.2 0.02 27 34 22502 -50.3 -74.3 4 24.0 -52.5 230 67 586.2 586.2 320.0 586.5 0.05 28 30 23310 -53.5 -76.5 4 23.0 -55.3 230 66 598.8 598.8 320.6 599.1 0.04 29 27 23992 -49.9 -73.9 4 24.0 -52.6 230 68 627.2 627.2 321.8 627.7 0.06 30 22 25329 -50.3 -74.3 4 24.0 -53.4 230 71 663.9 663.9 323.2 664.5 0.07 31 20 25960 -43.3 -69.3 4 26.0 -48.8 230 73 703.6 703.7 324.6 705.1 0.17 32 18 26675 -39.7 -66.7 4 27.0 -47.1 228 75 736.5 736.6 325.6 739.0 0.27 33 15 27906 -45.5 -71.5 4 26.0 -51.2 224 78 756.7 756.7 326.1 758.2 0.16 34 14 28370 -42.5 -68.5 4 26.0 -49.7 222 79 781.9 782.0 326.8 784.6 0.27 35 12 29406 -44.9 -70.9 4 26.0 -51.7 219 82 808.7 808.8 327.5 810.9 0.22 36 10 30630 -42.9 -68.9 4 26.0 -51.2 215 85 859.4 859.6 328.7 863.2 0.36 37 9.9 30698 -42.3 -69.3 4 27.0 -51.0 864.1 864.3 328.8 867.8 0.34 TRP 319 8043 -52.7 -65.7 19 13.0 -52.9 225 29 305.7 305.7 283.7 305.7 0.02 WND 100 15580 -52.0 -73.0 6 21.0 -52.7 230 60 427.2 427.2 308.6 427.3 0.02 Sounding variables and indices 1000-500 mb thick: 5022.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 33.49 % Est. max temperature: -7.28 C = 18.90 F Sfc-Lift cond lev (LCL): 959.07 mb = 363.63 m = 1193.01 ft T: -14.05 C 700-500 lapse rate: 5.91 C/km ThetaE index: 0.00 C Layer 1003.0-1526726.6 mb Conv cond level (CCL): 675.67 mb = 2956.41 m = 9699.39 ft Mean mixing ratio: 0.58 g/kg Conv temperature: 1.62 C = 34.91 F Cap Strength: 15.52 C Lifted Index: 17.67 C Risk: None Lifted Index @300 mb: 34.31 C Lifted Index @700 mb: 10.40 C Showalter Index: 15.06 C Risk: None Total Totals Index: 28.00 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 8.00 C K Index: -24.50 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 3.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.16 J/kg Max Up Vert Vel: 7.37 m/s Conv Inhibition (B-): 79637.48 J/kg Cap Strength: 17.59 C Lift Cond Lev (LCL): 821.77 mb = 1520.46 m = 4988.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 271 at 13 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 1003 26 230 3 2.3 1.9 | 101 11 -10.9 2.2 1 1000 48 245 3 2.7 1.3 | 98 11 -10.5 1.5 2 925 637 250 11 10.3 3.8 | 145 5 -2.8 4.0 3 850 1270 250 23 21.6 7.9 | 226 12 8.4 8.1 4 700 2702 245 21 19.0 8.9 | 213 11 5.9 9.1 5 500 5070 230 15 11.5 9.6 | 170 10 -1.7 9.9 6 400 6570 225 21 14.8 14.8 | 186 15 1.7 15.1 7 319 8043 225 29 20.5 20.5 | 199 22 7.3 20.8 8 300 8440 220 31 19.9 23.7 | 196 25 6.8 24.0 9 250 9620 215 40 22.9 32.8 | 196 34 9.8 33.0 10 200 11080 225 50 35.4 35.4 | 212 42 22.2 35.6 11 150 12950 225 54 38.2 38.2 | 213 46 25.0 38.5 12 100 15580 230 60 46.0 38.6 | 220 51 32.8 38.8 13 70 17870 230 64 49.0 41.1 | 221 55 35.9 41.4 14 50 20020 230 71 54.4 45.6 | 222 62 41.2 45.9 15 30 23310 230 66 50.6 42.4 | 221 57 37.4 42.7 16 20 25960 230 73 55.9 46.9 | 222 64 42.7 47.2 17 10 30630 215 85 48.8 69.6 | 207 78 35.6 69.9 Wind Parameters Mean winds (0-6000m): 241.2 at 17.6 knts Storm direction: 271.2 at 13.2 knts Shear (0-3000m) pos: 2.7 neg: 0.5 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 105.5 deg Storm rel helicity (0-3000m) pos: 23.9 neg: -10.6 tot: 13.3 m^2/s^2 ave: 4.4 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.54 Bulk Shear: 17.60 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 ------------------------------------------------------------------------------- 500 248 6 109 8| 6.9 0.0 6.9| 7.2 0.0 7.2 14.4 0.53| 7.1 3.8 1000 249 10 134 5| 8.0 0.0 8.0| 18.3 0.0 18.3 18.3 0.72| 8.1 5.9 1500 250 14 177 5| 5.3 1.5 6.8| 23.9 -1.1 22.7 15.2 0.64| 7.1 4.6 2000 249 16 196 6| 4.0 0.9 5.0| 23.9 -3.9 20.0 10.0 0.57| 5.6 3.2 2500 249 17 203 7| 3.2 0.7 3.9| 23.9 -6.6 17.3 6.9 0.50| 4.7 2.4 3000 248 18 205 8| 2.7 0.5 3.2| 23.9 -10.6 13.3 4.4 0.42| 4.1 1.7 4000 246 18 203 8| 2.0 0.5 2.6| 23.9 -19.4 4.4 1.1 0.25| 3.5 0.9 5000 244 18 198 9| 1.6 0.7 2.3| 23.9 -27.7 -3.8 -0.8 0.12| 3.1 0.4 6000 241 18 194 9| 1.3 0.6 2.0| 30.7 -27.7 3.0 0.5 0.17| 3.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251203.00.gif