NBM Guidance for PARKER MOUNTAIN (ARFO3)
42.1050N 122.2789W
Elevation 5161 ft
HOURLY TO 24 HOURS:
ARFO3 NBM V5.0 NBH GUIDANCE 8/29/2026 1600 UTC
UTC 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 Time (UTC)
PDT 10 11 12 13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 Time (PDT)
TMP 58 62 65 67 68 68 68 67 65 61 57 53 52 50 50 48 48 47 46 46 45 44 48 54 60 Temperature(F)
TSD 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 SD of temp(F)
DPT 42 41 39 36 35 33 32 30 31 31 30 29 30 31 34 34 34 32 31 32 32 31 33 33 32 Dew point temp(F)
DSD 3 3 3 3 3 4 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 Dew point temp SD(F)
WBG 54 58 59 60 61 60 58 57 55 53 48 46 45 44 44 44 43 42 42 41 40 41 43 49 52 Wet bulb temp(F)
SKY 9 3 1 0 2 1 0 0 1 0 1 1 2 0 0 1 3 1 0 0 5 4 0 0 1 Sky cover(%)
SSD 9 5 1 0 2 1 0 0 1 0 1 1 2 0 0 1 2 1 0 0 4 3 0 0 9 Sky cover SD(%)
WDR 31 31 30 31 30 31 32 32 32 32 33 33 33 34 33 35 2 3 5 5 5 6 8 8 10 Wind dir (deg)
WSP 5 6 7 7 8 8 8 8 9 9 8 7 6 5 5 6 6 6 6 6 6 6 6 4 4 Wind spd (kts)
WSD 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 Wind spd SD(kts)
GST 10 12 14 16 18 18 19 19 19 19 17 15 13 11 11 12 13 12 12 12 12 11 12 10 10 Wind gust(kts)
GSD 2 2 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2 3 3 Wind gust SD(kts)
P01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr PoP(%)
P06 0 0 0 6-hr PoP(%)
Q01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr QPF (.01")
T01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr tstm prob(%)
PZR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob ZR(%)
PSN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Snow(%)
PPL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Sleet/IP(%)
PRA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob of rain(%)
S01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr snow(1/10in)
SLV 85 85 84 84 85 86 87 86 84 83 81 79 78 77 77 76 75 75 75 74 75 76 76 78 79 Snow level 100s feet MSL
I01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr ice(1/100in)
CIG -88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88 Ceiling height*
MVC 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob cig<=3000ft(%) MVFR
IFC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob cig<1000ft(%) IFR
LIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob cig<500ft(%) LIFR
LCB -88-88-88-88230230220200190170170170-88230230230230220220220200190190180180 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
MVV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 Prob vsby<=5mi(%) MVFR
IFV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob vsby<3mi(%) IFR
LIV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob vsby<1mi(%) LIFR
MHT 25 32 37 44 48 47 43 38 32 23 11 7 5 5 5 5 4 4 5 4 4 5 4 14 22 MixHgt 100s feet AGL
TWD 30 30 31 29 29 29 31 32 32 32 33 34 34 34 36 2 5 5 6 6 6 7 7 9 9 Transport wind dir
TWS 7 8 8 10 10 12 12 12 13 14 12 11 10 8 6 6 6 6 6 6 7 7 7 9 8 Transport wind spd(kts)
SOL 54 68 86 90 89 82 70 55 32 13 4 3 2 2 0 0 0 0 0 0 0 2 19 36 52 Solar rad (10s W/m2)
3-HOURLY TO 60 HOURS:
ARFO3 NBM V5.0 NBS GUIDANCE 8/29/2026 1600 UTC
DT /AUG 30 /AUG 31 /SEP 1
UTC 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 Time (UTC)
PDT 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 Time (PDT)
FHR 05 08 11 14 17 20 23 26 29 32 35 38 41 44 47 50 53 56 59 62 65 68 71 Forecast Hour
TXN 44 80 52 82 53 Max/Min Temp(F)
XND 2 2 4 2 4 SD of max/min temps(F)
TMP 68 67 57 50 48 46 48 65 75 75 63 56 55 54 54 70 78 77 64 57 55 53 53 Temperature(F)
TSD 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 SD of temp(F)
DPT 35 30 30 31 34 32 33 34 29 25 25 29 30 28 29 32 29 28 31 36 38 37 36 Dew point temp(F)
DSD 3 3 3 3 2 2 2 3 4 4 3 3 4 3 4 2 3 4 5 5 5 5 5 Dew point temp SD(F)
WBG 61 57 48 44 43 41 43 57 64 61 52 47 47 46 47 61 66 63 53 50 49 47 48 Wet bulb temp(F)
SKY 2 0 1 0 3 0 0 0 6 7 0 0 2 1 1 2 8 14 28 33 39 32 31 Sky cover(%)
SSD 2 0 1 0 2 0 0 0 25 32 0 0 2 1 2 9 14 17 19 15 18 27 31 Sky cover SD(%)
WDR 30 32 33 34 2 5 8 10 19 28 34 0 8 10 7 18 23 24 30 30 34 8 14 Wind dir (deg)
WSP 8 8 8 5 6 6 6 3 3 3 6 5 5 6 7 3 7 6 6 4 4 3 3 Wind spd (kts)
WSD 1 1 1 1 1 1 1 2 1 1 1 1 3 2 1 1 1 1 2 2 2 2 2 Wind spd SD(kts)
GST 18 19 17 11 13 12 12 10 9 11 13 11 11 12 13 10 17 17 16 10 9 7 8 Wind gust(kts)
GSD 2 2 2 3 2 2 2 3 1 2 2 2 4 2 2 2 2 2 3 3 3 4 3 Wind gust SD(kts)
P06 0 0 0 0 0 0 0 0 0 0 0 6-hr PoP(%)
P12 0 0 0 0 0 12-hr PoP(%)
Q06 0 0 0 0 0 0 0 0 0 0 0 6-hr QPF(.01in)
Q12 0 0 0 0 0 12-hr QPF(.01in)
DUR 0 0 0 0 0 Duration of precip(hrs)
T03 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 3-hr Tstm prob(%)
T06 0 0 0 0 0 1 0 0 1 2 0 6-hr Tstm prob(%)
T12 0 0 1 1 2 12-hr Tstm prob(%)
PZR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob ZR(%)
PSN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Snow(%)
PPL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Sleet/IP(%)
PRA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 Cond prob of rain(%)
S06 0 0 0 0 0 0 0 0 0 0 0 6-hr snow(1/10in)
SLV 85 86 81 77 75 74 76 80 87 96110110100 97 97 96100100100100 99 93 87 Snow level 100s feet MSL
I06 0 0 0 0 0 0 0 0 0 0 0 6-hr ice(1/100in)
CIG -88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88 Ceiling height*
IFC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 Prob cig<1000ft(%) IFR
LCB 230200170230230220190180120120180 70 70100180210150150200130120100110 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
IFV 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 2 3 Prob vsby<3mi(%) IFR
MHT 48 38 11 5 4 4 4 27 61 66 6 4 4 4 3 42 84 83 17 5 5 5 5 MixHgt 100s feet AGL
TWD 29 32 33 34 5 6 7 10 19 24 34 36 5 9 9 20 20 21 30 32 31 18 20 Transport wind dir
TWS 10 12 12 8 6 6 7 7 4 5 9 7 5 6 7 9 12 11 12 7 4 4 5 Transport wind spd(kts)
SOL 89 55 4 2 0 0 19 65 89 54 5 2 0 0 14 52 86 63 18 9 0 0 3 Solar rad (10s W/m2)
DAILY TO 7 DAYS:
ARFO3 NBM V5.0 NBE GUIDANCE 8/29/2026 1600 UTC
SUN 30 |MON 31 |TUE 01 |WED 02 |THU 03 |FRI 04 |SAT 05 |SUN 06 CLIMO
UTC 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12 Time (UTC)
PDT 05 17 05 17 05 17 05 17 05 17 05 17 05 17 05 Time (PDT)
FHR 20| 32 44| 56 68| 80 92|104 116|128 140|152 164|176 188 Forecast Hour
TXN 44| 80 52| 82 53| 72 48| 64 48| 62 46| 65 47| 69 48 45 78 Max/Min Temp(F)
XND 2| 2 4| 2 4| 5 2| 6 3| 6 5| 6 5| 8 5 SD of max/min temps(F)
TMP 46| 75 54| 77 53| 65 51| 59 51| 58 47| 62 48| 65 48 Temperature(F)
TSD 2| 2 2| 2 2| 6 3| 6 3| 6 5| 7 5| 9 5 SD of temp(F)
DPT 32| 25 28| 28 37| 37 40| 38 41| 39 35| 35 34| 34 34 Dew point temp(F)
DSD 2| 4 3| 4 5| 7 4| 6 5| 6 6| 7 6| 8 7 Dew point temp SD(F)
WBG 41| 61 46| 63 47| 56 47| 52 47| 53 43| 54 43| 56 43 Wet bulb temp(F)
SKY 0| 7 1| 14 32| 35 57| 78 73| 37 48| 31 34| 9 27 Sky cover(%)
SSD 0| 32 1| 17 27| 22 29| 17 21| 27 28| 25 19| 9 20 Sky cover SD(%)
WDR 5| 28 10| 24 8| 28 18| 24 22| 28 2| 30 5| 30 3 Wind dir (deg)
WSP 6| 3 6| 6 3| 7 4| 7 6| 6 3| 5 4| 5 4 Wind spd (kts)
WSD 1| 1 2| 1 2| 1 3| 3 4| 2 3| 2 3| 2 3 Wind spd SD(kts)
GST 12| 11 12| 17 7| 18 10| 20 17| 18 9| 15 10| 15 10 Wind gust(kts)
GSD 2| 2 2| 2 4| 2 6| 5 7| 4 5| 4 5| 3 5 Wind gust SD(kts)
P12 0| 0 0| 0 0| 23 35| 30 58| 56 33| 26 28| 22 20 -99-99 12-hr PoP(%)
Q12 0| 0 0| 0 0| 0 2| 0 8| 11 3| 2 2| 0 0 12-hr QPF(.01in)
Q24 | 0| 0| 2| 8| 14| 4| 0 12 24-hr QPF(.01in)
DUR 0| 0 0| 0 0| 0 1| 0 3| 3 1| 1 1| 0 0 Duration of precip(hrs)
T12 0| 0 1| 1 2| 7 11| 6 9| 14 7| 5 6| 6 5 12-hr Tstm prob(%)
PZR 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob ZR(%)
PSN 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob Snow(%)
PPL 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob Sleet/IP(%)
PRA 0| 0 0| 0 0| 25 24| 43 66| 47 26| 21 12| 22 10 Cond prob of rain(%)
S12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 12-hr snow(1/10in)
S24 | 0| 0| 0| 0| 0| 0| 0 24-hr snow(1/10in)
SLV 74| 96 97|104 93| 94 82| 93 87| 88 77| 86 80| 90 84 Snow level 100s feet MSL
I12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 5| 54 2| 54 7| 39 4| 33 3| 37 6| 44 6| 47 7 Solar rad (10s W/m2)
DAY 8, 9 AND 10:
ARFO3 NBM V5.0 NBX GUIDANCE 8/29/2026 1600 UTC
MON 07| TUE 08| WED 09
UTC 00 12 |00 12 |00 12 Time (UTC)
PDT 17 05 |17 05 |17 05 Time (PDT)
FHR 200 212|224 236|248 260 Forecast Hour
TXN 72 49| 77 52| 79 54 Max/Min Temp(F)
XND 8 5| 7 5| 7 6 SD of max/min temps(F)
TMP 68 49| 73 53| 74 54 Temperature(F)
TSD 8 5| 7 5| 8 6 SD of temp(F)
DPT 32 32| 33 35| 35 36 Dew point temp(F)
DSD 7 6| 6 6| 8 7 Dew point temp SD(F)
WBG 58 44| 60 46| 61 48 Wet bulb temp(F)
SKY 8 27| 11 17| 7 20 Sky cover(%)
SSD 13 38| 22 11| 4 10 Sky cover SD(%)
WDR 30 3| 30 5| 33 7 Wind dir (deg)
WSP 4 6| 5 5| 5 6 Wind spd (kts)
WSD 2 3| 2 3| 2 3 Wind spd SD(kts)
GST 14 13| 15 12| 15 13 Wind gust(kts)
GSD 3 4| 4 5| 4 5 Wind gust SD(kts)
P12 8 5| 2 2| 6 6 12-hr PoP(%)
Q12 0 0| 0 0| 0 0 12-hr QPF(.01in)
Q24 0| 0| 0 24-hr QPF(.01in)
DUR 0 0| 0 0| 0 0 Duration of precip(hrs)
PZR 0 0| 0 0| 0 0 Cond prob ZR(%)
PSN 0 0| 0 0| 0 0 Cond prob Snow(%)
PPL 0 0| 0 0| 0 0 Cond prob Sleet/IP(%)
PRA 9 3| 1 4| 3 6 Cond prob of rain(%)
S12 0 0| 0 0| 0 0 12-hr snow(1/10in)
S24 0| 0| 0 24-hr snow(1/10in)
SLV 93 92|101 101|108 104 Snow level 100s feet MSL
I12 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 21 18| 34 19| 35 20 Solar rad (10s W/m2)
STANDARD DEVIATION AND THRESHOLD PROBABILITIES:
ARFO3 NBM V5.0 NBP GUIDANCE 8/29/2026 1300 UTC
SUN 30| MON 31| TUE 01| WED 02| THU 03| FRI 04| SAT 05| SUN 06| MON 07|
UTC 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 Time (UTC)
PDT 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 Time (PDT)
FHR 23| 35 47| 59 71| 83 95|107 119|131 143|155 167|179 191|203 215|227 Forecast Hour
TXNMN 47| 80 53| 82 54| 72 50| 64 50| 62 46| 65 47| 69 48| 72 49| 72 Mean min/max temp(F)
TXNSD 2| 2 4| 2 4| 5 3| 6 3| 6 5| 6 5| 8 5| 8 5| 8 SD min/max temp(F)
TXNP1 45| 77 49| 80 50| 66 48| 56 48| 55 40| 57 43| 58 42| 62 44| 62 10th percentile min/max temp(F)
TXNP2 46| 79 50| 81 52| 68 49| 59 49| 58 43| 62 44| 63 45| 66 46| 66 25th percentile min/max temp(F)
TXNP5 47| 80 51| 82 54| 72 50| 64 50| 61 46| 65 47| 68 48| 71 48| 71 50th percentile min/max temp(F)
TXNP7 49| 81 58| 83 57| 76 52| 68 52| 66 49| 69 49| 76 49| 79 51| 79 75th percentile min/max temp(F)
TXNP9 50| 82 60| 84 60| 78 54| 70 54| 69 51| 74 53| 79 53| 83 54| 83 90th percentile min/max temp(F)
WSPP1 4| 3 3| 5 2| 5 2| 3 2| 3 1| 3 2| 2 2| 2 3| 3 10th percentile wnd(kts)
WSPP2 5| 3 4| 6 2| 6 2| 5 4| 5 2| 4 3| 4 3| 3 4| 4 25th percentile wnd(kts)
WSPP5 6| 3 6| 6 3| 7 4| 7 6| 6 4| 5 4| 5 4| 5 6| 5 50th percentile wnd(kts)
WSPP7 7| 5 7| 7 5| 8 6| 8 10| 7 6| 7 7| 6 7| 6 8| 7 75th percentile wnd(kts)
WSPP9 8| 6 9| 8 6| 9 10| 10 12| 9 8| 8 9| 8 10| 7 11| 7 90th percentile wnd(kts)
W24P1 | 11 | 9 | 10 | 11 | 9 | 9 | 9 | 9 | 9 10th percentile 24hr sustained wnd exceedance(kts)
W24P2 | 12 | 9 | 10 | 11 | 10 | 10 | 9 | 9 | 9 25th percentile 24hr sustained wnd exceedance(kts)
W24P5 | 12 | 10 | 11 | 12 | 12 | 11 | 10 | 10 | 10 50th percentile 24hr sustained wnd exceedance(kts)
W24P7 | 13 | 10 | 12 | 12 | 13 | 12 | 11 | 11 | 11 75th percentile 24hr sustained wnd exceedance(kts)
W24P9 | 14 | 11 | 13 | 13 | 14 | 13 | 12 | 12 | 12 90th percentile 24hr sustained wnd exceedance(kts)
G24P1 | 22 | 16 | 20 | 21 | 19 | 19 | 17 | 17 | 16 10th percentile 24hr wnd gust exceedance(kts)
G24P2 | 23 | 17 | 21 | 22 | 21 | 21 | 18 | 18 | 18 25th percentile 24hr wnd gust exceedance(kts)
G24P5 | 24 | 19 | 22 | 24 | 24 | 23 | 20 | 20 | 19 50th percentile 24hr wnd gust exceedance(kts)
G24P7 | 25 | 20 | 24 | 25 | 27 | 25 | 23 | 22 | 21 75th percentile 24hr wnd gust exceedance(kts)
G24P9 | 27 | 21 | 25 | 26 | 31 | 27 | 25 | 24 | 23 90th percentile 24hr wnd gust exceedance(kts)
Q24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr QPF(1/100in)
Q24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr QPF(1/100in)
Q24P5 | 0| 0| 0| 12| 13| 0| 0| 0| 50th percentile 24hr QPF(1/100in)
Q24P7 | 0| 0| 8| 58| 32| 9| 3| 0| 75th percentile 24hr QPF(1/100in)
Q24P9 | 0| 0| 31| 70| 81| 59| 34| 0| 90th percentile 24hr QPF(1/100in)
S24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr snow accum(1/10in)
S24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr snow accum(1/10in)
S24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr snow accum(1/10in)
S24P7 | 0| 0| 0| 0| 0| 0| 0| 0| 75th percentile 24hr snow accum(1/10in)
S24P9 | 0| 0| 0| 0| 0| 0| 0| 0| 90th percentile 24hr snow accum(1/10in)
I24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr ice accum(1/100in)
I24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr ice accum(1/100in)
I24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr ice accum(1/100in)
I24P7 | 0| 0| 0| 0| 0| 0| 0| 0| 75th percentile 24hr ice accum(1/100in)
I24P9 | 0| 0| 0| 0| 0| 0| 0| 0| 90th percentile 24hr ice accum(1/100in)
SLPP1 018|009 012|005 012|008 014|009 012|010 013|008 012|008 014|009 013|008 10th percentile MSLP(mb)
SLPP2 018|009 012|006 013|009 015|010 014|011 015|010 015|011 016|011 015|010 25th percentile MSLP(mb)
SLPP5 018|010 013|006 014|010 016|012 015|012 016|012 017|013 018|013 017|012 50th percentile MSLP(mb)
SLPP7 019|010 014|007 015|011 017|013 017|013 019|014 019|015 019|015 019|014 75th percentile MSLP(mb)
SLPP9 020|011 015|008 016|012 018|014 019|014 020|016 021|016 021|016 021|016 90th percentile MSLP(mb)