UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:1200Z 17 APR 25 Station: LBSF WMO ident: 15614 Latitude: 42.65 Longitude: 23.38 Elevation: 595.00 ------------------------------------------------------------------------------- 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 150 SFC 951 595 23.0 8.0 38 15.0 14.0 70 5 300.4 301.7 289.2 321.5 7.09 2 949 613 21.6 7.6 40 14.0 13.3 72 5 299.2 300.5 288.6 319.6 6.91 3 925 827 19.8 7.8 46 12.0 12.7 100 9 299.6 300.9 289.0 320.8 7.19 4 867 1380 15.0 7.0 59 8.0 10.3 151 9 300.2 301.5 289.2 321.7 7.26 5 859 1459 16.2 7.2 55 9.0 10.9 161 9 302.2 303.6 290.1 324.4 7.43 6 850 1548 15.6 6.6 55 9.0 10.3 160 7 302.5 303.8 290.0 324.0 7.21 7 834 1709 15.8 3.8 45 12.0 9.0 163 8 304.3 305.5 289.5 322.6 6.03 8 732 2799 6.4 0.4 65 6.0 3.3 170 15 305.6 306.6 289.4 322.1 5.38 9 700 3165 4.0 -2.0 65 6.0 1.0 195 17 306.9 307.8 289.2 321.5 4.72 10 501 5785 -16.5 -17.4 93 0.9 -16.8 200 23 312.7 313.1 288.5 319.1 1.95 11 500 5800 -16.7 -17.9 90 1.2 -17.0 200 23 312.7 313.0 288.3 318.8 1.87 12 491 5936 -17.7 -18.8 91 1.1 -18.0 199 22 313.1 313.4 288.4 318.9 1.76 13 490 5951 -17.7 -20.3 80 2.6 -18.4 199 22 313.3 313.6 288.2 318.4 1.55 14 483 6058 -16.9 -31.9 26 15.0 -19.8 199 22 315.5 315.6 287.9 317.5 0.55 15 468 6294 -18.3 -41.3 11 23.0 -21.5 198 21 316.7 316.7 287.9 317.5 0.22 16 409 7280 -26.5 -33.5 52 7.0 -27.6 201 22 318.5 318.6 288.9 320.5 0.55 17 406 7333 -26.5 -43.5 19 17.0 -28.3 202 23 319.2 319.2 288.7 319.9 0.20 18 401 7422 -27.1 -44.1 18 17.0 -28.9 205 25 319.5 319.6 288.8 320.3 0.19 19 400 7440 -27.3 -44.3 18 17.0 -29.0 205 25 319.5 319.5 288.8 320.2 0.19 20 379 7825 -30.1 -51.1 11 21.0 -31.7 213 25 320.8 320.8 289.1 321.1 0.09 21 369 8015 -31.7 -48.7 17 17.0 -33.0 215 25 321.1 321.1 289.2 321.6 0.12 22 368 8034 -31.9 -40.9 41 9.0 -32.9 215 25 321.1 321.2 289.4 322.2 0.29 23 347 8446 -34.9 -50.9 18 16.0 -36.0 213 24 322.5 322.5 289.6 322.9 0.10 24 315 9111 -41.3 -49.3 42 8.0 -41.8 211 22 322.6 322.6 289.7 323.1 0.14 25 310 9219 -42.1 -56.1 20 14.0 -42.7 211 22 323.0 323.0 289.8 323.2 0.06 26 306 9307 -42.9 -50.9 41 8.0 -43.3 210 21 323.1 323.1 289.8 323.5 0.12 27 300 9440 -43.9 -56.9 22 13.0 -44.4 210 21 323.5 323.5 289.9 323.7 0.06 28 293 9598 -45.1 -60.1 17 15.0 -45.6 209 20 324.0 324.0 290.0 324.1 0.04 29 278 9948 -48.5 -58.5 30 10.0 -48.8 206 19 324.0 324.0 290.0 324.2 0.05 30 264 10287 -50.7 -54.6 63 3.9 -50.8 220 21 325.6 325.6 290.5 325.9 0.09 31 250 10640 -53.7 -58.5 56 4.8 -53.8 245 23 326.2 326.2 290.7 326.5 0.06 32 247 10718 -54.3 -61.3 42 7.0 -54.4 245 24 326.5 326.5 290.7 326.6 0.04 33 210 11740 -62.5 -68.5 44 6.0 -62.6 237 24 329.2 329.2 291.5 329.2 0.02 34 200 12040 -64.5 -68.0 62 3.5 -64.6 240 33 330.6 330.6 291.9 330.7 0.02 35 197 12132 -65.1 -67.7 70 2.6 -65.1 240 32 331.1 331.1 292.0 331.2 0.02 36 196 12163 -65.3 -68.1 68 2.8 -65.3 240 31 331.3 331.3 292.1 331.3 0.02 37 187 12452 -59.9 -79.9 6 20.0 -60.0 231 23 344.5 344.5 295.4 344.5 0.00 38 177 12792 -62.1 -78.1 10 16.0 -62.2 200 19 346.3 346.3 295.8 346.3 0.01 39 150 13830 -55.1 -85.1 1 30.0 -55.5 190 31 375.1 375.1 301.5 375.1 0.00 40 146 14003 -54.9 -84.9 1 30.0 -55.3 199 31 378.4 378.4 302.0 378.4 0.00 41 100 16380 -62.7 -88.7 2 26.0 -62.9 190 27 406.6 406.6 306.1 406.6 0.00 42 70 18590 -60.7 -88.7 1 28.0 -61.1 180 7 454.5 454.5 311.3 454.5 0.00 43 50 20680 -60.7 -89.7 1 29.0 -61.2 105 11 500.4 500.4 315.0 500.5 0.00 44 30 23860 -58.3 -89.3 1 31.0 -59.4 90 25 585.7 585.7 319.9 585.7 0.00 45 20 26440 -52.7 -86.7 1 34.0 -55.5 100 23 674.9 674.9 323.6 674.9 0.01 TRP 196 12163 -65.3 -68.1 68 2.8 -65.3 240 31 331.3 331.3 292.1 331.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5650.00 m Freezing level: 661.17 mb = 3676.21 m = 12060.92 ft Wetbulb zero: 688.63 mb = 3293.25 m = 10804.50 ft Precipitable water: 0.92 inches Sfc-500 mean rel hum: 67.30 % Est. max temperature: 27.28 C = 81.11 F Sfc-Lift cond lev (LCL): 761.68 mb = 2467.21 m = 8094.42 ft T: 9.26 C 700-500 lapse rate: 7.86 C/km ThetaE index: 5.56 C Layer 850.0- 491.0 mb Conv cond level (CCL): 696.89 mb = 3199.87 m = 10498.14 ft Mean mixing ratio: 7.20 g/kg Conv temperature: 29.47 C = 85.05 F Cap Strength: 4.76 C Lifted Index: -1.08 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.05 C Lifted Index @700 mb: 2.98 C Showalter Index: -2.48 C Risk: Severe thunderstorms possible Total Totals Index: 55.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 32.30 C Cross Totals Index: 23.30 C K Index: 32.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 248.20 Risk: None Energy Index: -1.03 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.16 J/kg Max Up Vert Vel: 8.02 m/s Conv Inhibition (B-): 317.81 J/kg Cap Strength: 4.76 C Lift Cond Lev (LCL): 768.34 mb = 2394.52 m = 7855.94 ft Lev Free Conv (LFC): 553.34 mb = 5006.61 m = 16425.70 ft Equ Level (EL): 483.34 mb = 6053.03 m = 19858.78 ft B at Equ Level: 31.78 J/kg Max Parcel Lev (MPL): 413.34 mb = 7202.66 m = 23630.48 ft Wind level data Storm motion: 222 at 12 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 ---------------------------------------------------------- 0 951 595 70 5 -4.7 -1.7 | 50 16 -12.6 -10.4 1 925 827 100 9 -8.9 1.6 | 67 18 -16.8 -7.1 2 916 914 105 9 -8.7 2.3 | 69 18 -16.6 -6.4 3 883 1219 130 9 -6.9 5.8 | 79 15 -14.8 -2.9 4 852 1524 170 9 -1.6 8.9 | 91 9 -9.5 0.2 5 850 1548 160 7 -2.4 6.6 | 78 11 -10.3 -2.1 6 792 2134 170 9 -1.6 8.9 | 91 9 -9.5 0.2 7 736 2743 165 15 -3.9 14.5 | 116 13 -11.8 5.8 8 710 3048 195 17 4.4 16.4 | 156 8 -3.5 7.7 9 700 3165 195 17 4.4 16.4 | 156 8 -3.5 7.7 10 657 3658 205 17 7.2 15.4 | 174 7 -0.7 6.7 11 608 4267 210 15 7.5 13.0 | 174 4 -0.4 4.3 12 585 4572 195 17 4.4 16.4 | 156 8 -3.5 7.7 13 541 5182 210 23 11.5 19.9 | 198 12 3.6 11.2 14 500 5800 200 23 7.9 21.6 | 180 13 -0.0 12.9 15 424 7010 195 17 4.4 16.4 | 156 8 -3.5 7.7 16 400 7440 205 25 10.6 22.7 | 191 14 2.7 13.9 17 373 7925 215 25 14.3 20.5 | 209 13 6.4 11.8 18 300 9440 210 21 10.5 18.2 | 195 10 2.6 9.5 19 273 10058 205 19 8.0 17.2 | 181 9 0.1 8.5 20 250 10640 245 23 20.8 9.7 | 266 13 12.9 1.0 21 237 10973 245 27 24.5 11.4 | 261 17 16.6 2.7 22 215 11582 235 19 15.6 10.9 | 254 8 7.7 2.2 23 200 12040 240 33 28.6 16.5 | 249 22 20.7 7.8 24 196 12163 240 31 26.8 15.5 | 250 20 18.9 6.8 25 195 12192 235 36 29.5 20.6 | 241 25 21.6 11.9 26 186 12497 230 21 16.1 13.5 | 240 9 8.2 4.8 27 177 12802 200 19 6.5 17.9 | 171 9 -1.4 9.1 28 160 13411 215 40 22.9 32.8 | 212 28 15.0 24.1 29 153 13716 195 21 5.4 20.3 | 168 12 -2.5 11.6 30 150 13830 190 31 5.4 30.5 | 173 22 -2.5 21.8 31 146 14021 200 31 10.6 29.1 | 188 21 2.7 20.4 32 139 14326 180 36 0.0 36.0 | 164 28 -7.9 27.3 33 132 14630 205 27 11.4 24.5 | 193 16 3.5 15.8 34 120 15240 175 33 -2.9 32.9 | 156 26 -10.8 24.2 35 109 15850 195 40 10.4 38.6 | 185 30 2.4 29.9 36 104 16154 215 33 18.9 27.0 | 211 21 11.0 18.3 37 100 16380 190 27 4.7 26.6 | 170 18 -3.2 17.9 38 99 16459 180 23 0.0 23.0 | 151 16 -7.9 14.3 39 94 16764 200 33 11.3 31.0 | 189 23 3.4 22.3 40 85 17374 225 15 10.6 10.6 | 235 3 2.7 1.9 41 81 17678 155 9 -3.8 8.2 | 87 12 -11.7 -0.6 42 77 17983 160 23 -7.9 21.6 | 129 20 -15.8 12.9 43 73 18288 180 19 0.0 19.0 | 142 13 -7.9 10.3 44 70 18590 180 7 0.0 7.0 | 78 8 -7.9 -1.7 45 70 18593 190 9 1.6 8.9 | 91 6 -6.3 0.2 46 63 19202 160 13 -4.4 12.2 | 106 13 -12.4 3.5 47 60 19507 180 9 0.0 9.0 | 92 8 -7.9 0.3 48 57 19812 120 9 -7.8 4.5 | 75 16 -15.7 -4.2 49 52 20422 0 0 -0.0 -0.0 | 42 12 -7.9 -8.7 50 50 20680 105 11 -10.6 2.8 | 72 19 -18.5 -5.9 51 47 21031 105 11 -10.6 2.8 | 72 19 -18.5 -5.9 52 43 21641 95 17 -16.9 1.5 | 74 26 -24.8 -7.2 53 39 22250 95 9 -9.0 0.8 | 65 19 -16.9 -7.9 54 35 22860 140 9 -5.8 6.9 | 82 14 -13.7 -1.8 55 34 23165 75 9 -8.7 -2.3 | 56 20 -16.6 -11.0 56 32 23470 90 9 -9.0 0.0 | 63 19 -16.9 -8.7 57 30 23774 70 17 -16.0 -5.8 | 59 28 -23.9 -14.5 58 30 23860 90 25 -25.0 0.0 | 75 34 -32.9 -8.7 59 29 24079 85 27 -26.9 -2.4 | 72 37 -34.8 -11.1 60 28 24384 95 27 -26.9 2.4 | 80 35 -34.8 -6.4 61 23 25603 95 29 -28.9 2.5 | 80 37 -36.8 -6.2 62 22 25908 110 33 -31.0 11.3 | 94 39 -38.9 2.6 63 20 26440 100 23 -22.7 4.0 | 81 31 -30.6 -4.7 64 20 26518 110 19 -17.9 6.5 | 85 26 -25.8 -2.2 65 17 27127 90 23 -23.0 0.0 | 74 32 -30.9 -8.7 66 15 27432 95 17 -16.9 1.5 | 74 26 -24.8 -7.2 67 14 27737 95 23 -22.9 2.0 | 78 32 -30.8 -6.7 68 13 28042 115 19 -17.2 8.0 | 88 25 -25.1 -0.7 69 12 28346 110 13 -12.2 4.4 | 78 21 -20.1 -4.3 70 10 28956 70 19 -17.9 -6.5 | 59 30 -25.8 -15.2 Wind Parameters Mean winds (0-6000m): 192.2 at 15.7 knts Storm direction: 222.2 at 11.8 knts Shear (0-3000m) pos: 3.1 neg: 0.8 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 120.7 deg Storm rel helicity (0-3000m) pos: 90.8 neg: -5.3 tot: 85.5 m^2/s^2 ave: 28.5 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.77 Bulk Shear: 41.78 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 ------------------------------------------------------------------------------- 500 101 8 66 17| 7.1 0.0 7.1| 34.2 0.0 34.2 68.4 0.88| 8.7 7.7 1000 124 8 75 15| 4.5 0.0 4.5| 47.3 -5.3 42.1 42.1 0.51| 9.1 4.7 1500 138 8 79 14| 3.7 0.0 3.7| 52.3 -5.3 47.0 31.4 0.56| 6.8 3.8 2000 148 9 85 13| 2.8 1.2 4.0| 63.3 -5.3 58.0 29.0 0.61| 6.3 3.8 2500 158 10 94 12| 3.6 1.0 4.5| 86.6 -5.3 81.3 32.5 0.68| 7.0 4.8 3000 169 11 104 10| 3.1 0.8 4.0| 90.8 -5.3 85.5 28.5 0.68| 6.3 4.3 4000 182 13 118 8| 2.3 1.1 3.4| 91.5 -8.2 83.3 20.8 0.54| 5.6 3.1 5000 190 14 135 8| 2.5 1.1 3.5|109.5 -16.2 93.3 18.7 0.52| 5.6 2.9 6000 192 16 145 8| 2.1 0.9 3.0|109.5 -28.7 80.8 13.5 0.41| 5.1 2.1 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20250417.12.gif