NBM Guidance for JOHN DAY (JDRO3)
44.4233N 118.9594W
Elevation 3107 ft
HOURLY TO 24 HOURS:
JDRO3 NBM V5.0 NBH GUIDANCE 8/28/2026 1700 UTC
UTC 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 Time (UTC)
PDT 11 12 13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 Time (PDT)
TMP 75 80 83 86 88 88 87 85 81 76 72 69 66 63 61 58 56 54 52 50 50 55 59 63 66 Temperature(F)
TSD 2 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 2 2 SD of temp(F)
DPT 43 42 41 40 38 36 35 36 37 38 38 39 39 39 39 38 38 38 39 39 39 40 41 41 40 Dew point temp(F)
DSD 2 2 2 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 3 3 Dew point temp SD(F)
WBG 66 70 72 73 73 70 70 68 66 62 60 58 56 54 53 51 50 48 47 46 47 50 53 56 60 Wet bulb temp(F)
SKY 3 2 8 4 14 29 46 43 46 50 61 61 39 19 21 11 5 7 7 14 21 18 10 11 0 Sky cover(%)
SSD 5 2 8 6 28 34 40 38 32 36 31 32 32 31 26 14 5 7 6 11 24 29 28 25 1 Sky cover SD(%)
WDR 27 28 28 28 28 29 27 30 32 33 31 28 27 26 26 25 24 24 22 23 23 26 26 26 26 Wind dir (deg)
WSP 2 3 5 6 7 8 9 9 9 7 9 7 6 7 5 4 3 3 2 2 2 2 4 6 8 Wind spd (kts)
WSD 1 1 2 2 2 2 3 3 2 3 3 2 3 3 3 2 2 2 1 1 1 2 2 3 3 Wind spd SD(kts)
GST 5 8 11 13 14 15 17 17 17 14 17 14 11 11 9 8 6 4 4 3 3 4 7 11 14 Wind gust(kts)
GSD 2 2 3 3 4 4 4 4 3 4 4 4 4 5 4 4 3 2 1 1 1 2 3 4 3 Wind gust SD(kts)
P01 0 0 0 0 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1-hr PoP(%)
P06 1 1 0 1 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 1 1 1 1 1 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 109109110111113113112112111112112111109107106104103101 99 96 94 91 90 89 88 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 -88-88-88-88-88-88-88-88-88-88130130-88-88-88-88-88-88-88-88-88-88-88-88-88 Ceiling height*
MVC 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<=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 -88-88250180210140150130130230120 90 90200 90 90 90 37 45 49 45 40 38 44 43 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
MVV 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 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 31 49 73 89101104 97 70 24 9 5 5 5 5 5 4 5 5 4 4 4 14 25 35 43 MixHgt 100s feet AGL
TWD 23 23 24 24 24 24 25 31 34 34 32 31 30 29 29 28 28 28 29 29 29 28 28 26 27 Transport wind dir
TWS 7 10 12 14 15 15 15 13 13 12 10 9 8 8 8 6 5 5 5 4 4 5 6 9 13 Transport wind spd(kts)
SOL 68 83 86 83 76 64 48 25 8 3 2 2 1 0 0 0 0 0 0 0 6 21 37 51 64 Solar rad (10s W/m2)
3-HOURLY TO 60 HOURS:
JDRO3 NBM V5.0 NBS GUIDANCE 8/28/2026 1700 UTC
DT /AUG 29 /AUG 30 /AUG 31
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 04 07 10 13 16 19 22 25 28 31 34 37 40 43 46 49 52 55 58 61 64 67 70 Forecast Hour
TXN 50 77 41 80 46 Max/Min Temp(F)
XND 3 3 4 3 4 SD of max/min temps(F)
TMP 86 87 76 66 58 52 55 66 74 74 65 56 49 44 47 64 75 79 68 59 54 50 56 Temperature(F)
TSD 1 2 2 2 2 2 2 2 3 3 2 2 2 2 2 2 2 2 2 2 2 2 3 SD of temp(F)
DPT 40 35 38 39 38 39 40 40 37 33 28 32 34 33 35 33 27 24 26 28 27 26 28 Dew point temp(F)
DSD 3 3 3 2 2 2 2 3 3 3 4 3 3 3 3 2 3 4 3 3 3 3 3 Dew point temp SD(F)
WBG 73 70 62 56 51 47 50 60 65 62 54 48 44 40 44 57 64 63 54 49 46 43 48 Wet bulb temp(F)
SKY 4 46 50 39 11 7 18 0 20 27 20 5 11 35 8 4 17 13 18 15 11 8 1 Sky cover(%)
SSD 6 40 36 32 14 6 29 1 26 24 31 5 11 38 15 4 21 22 12 12 8 8 2 Sky cover SD(%)
WDR 28 27 33 27 25 22 26 26 28 31 31 29 25 21 18 28 30 30 35 9 12 12 11 Wind dir (deg)
WSP 6 9 7 6 4 2 2 8 10 14 9 7 2 2 3 2 4 4 2 2 3 5 5 Wind spd (kts)
WSD 2 3 3 3 2 1 2 3 2 2 3 3 2 1 1 2 1 1 1 2 3 2 2 Wind spd SD(kts)
GST 13 17 14 11 8 4 4 14 17 22 18 12 4 4 4 5 8 9 5 5 6 6 7 Wind gust(kts)
GSD 3 4 4 4 4 1 2 3 3 3 4 5 2 1 1 3 2 2 1 3 3 2 2 Wind gust SD(kts)
P06 1 1 0 1 1 0 0 0 0 0 0 6-hr PoP(%)
P12 1 1 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 2 4 3 1 0 0 0 0 1 2 1 0 0 0 0 0 0 0 0 0 0 0 0 3-hr Tstm prob(%)
T06 4 3 0 0 2 1 0 0 0 1 0 6-hr Tstm prob(%)
T12 3 2 1 0 1 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 0 Cond prob of rain(%)
S06 0 0 0 0 0 0 0 0 0 0 0 6-hr snow(1/10in)
SLV 110110110110100 99 91 88 89 90 83 75 69 68 68 71 79 85 87 88 91 91 92 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 2 0 0 0 0 0 0 0 1 Prob cig<1000ft(%) IFR
LCB 180150230 90 90 45 40 43180110130 80 60 9 45200170130130110140160190 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
IFV 0 0 0 0 0 0 0 0 0 0 0-99-99-99-99-99-99-99-99-99-99-99-99 Prob vsby<3mi(%) IFR
MHT 89 97 9 5 4 4 14 43 67 64 12 6 4 5 11 31 53 61 3 4 4 4 4 MixHgt 100s feet AGL
TWD 24 25 34 30 28 29 28 27 27 29 34 33 32 28 25 27 27 28 34 6 9 11 12 Transport wind dir
TWS 14 15 12 8 6 5 5 13 14 14 13 7 5 4 4 6 10 10 8 5 4 5 5 Transport wind spd(kts)
SOL 83 48 3 1 0 0 21 64 83 47 4 2 0 0 17 52 79 54 16 8 0 0 6 Solar rad (10s W/m2)
DAILY TO 7 DAYS:
JDRO3 NBM V5.0 NBE GUIDANCE 8/28/2026 1700 UTC
SAT 29 |SUN 30 |MON 31 |TUE 01 |WED 02 |THU 03 |FRI 04 |SAT 05 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 19| 31 43| 55 67| 79 91|103 115|127 139|151 163|175 187 Forecast Hour
TXN 50| 77 41| 80 46| 92 53| 87 49| 79 47| 72 42| 73 42 46 82 Max/Min Temp(F)
XND 3| 3 4| 3 4| 2 4| 3 4| 7 5| 8 6| 9 7 SD of max/min temps(F)
TMP 52| 74 44| 79 50| 90 55| 83 52| 75 52| 69 47| 70 47 Temperature(F)
TSD 2| 3 2| 2 2| 1 3| 6 3| 8 4| 9 5| 9 6 SD of temp(F)
DPT 39| 33 33| 24 26| 27 31| 33 40| 36 40| 38 38| 37 38 Dew point temp(F)
DSD 2| 3 3| 4 3| 2 5| 7 7| 8 7| 8 5| 6 6 Dew point temp SD(F)
WBG 47| 62 40| 63 43| 70 47| 67 48| 62 48| 59 44| 59 44 Wet bulb temp(F)
SKY 7| 27 35| 13 8| 19 40| 48 46| 73 77| 52 57| 43 30 Sky cover(%)
SSD 6| 24 38| 22 8| 19 27| 17 21| 22 17| 24 23| 24 19 Sky cover SD(%)
WDR 22| 31 21| 30 12| 21 15| 25 17| 27 20| 28 30| 33 17 Wind dir (deg)
WSP 2| 14 2| 4 5| 7 2| 11 5| 11 7| 8 4| 7 3 Wind spd (kts)
WSD 1| 2 1| 1 2| 3 2| 4 3| 4 4| 4 3| 4 3 Wind spd SD(kts)
GST 4| 22 4| 9 6| 14 4| 19 7| 21 10| 15 6| 13 5 Wind gust(kts)
GSD 1| 3 1| 2 2| 4 2| 6 3| 6 6| 7 4| 5 3 Wind gust SD(kts)
P12 1| 1 0| 0 0| 0 0| 8 17| 26 49| 55 38| 33 26 -99-99 12-hr PoP(%)
Q12 0| 0 0| 0 0| 0 0| 0 0| 3 9| 9 3| 6 0 12-hr QPF(.01in)
Q24 | 0| 0| 0| 0| 12| 12| 6 12 24-hr QPF(.01in)
DUR 0| 0 0| 0 0| 0 0| 0 0| 1 3| 3 1| 2 0 Duration of precip(hrs)
T12 3| 2 1| 0 1| 2 2| 6 7| 7 9| 8 7| 15 10 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| 0 1| 14 11| 34 48| 38 20| 24 9 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 99| 90 68| 85 91|108 106|104 90| 94 84| 86 75| 85 81 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 3| 51 1| 51 6| 48 6| 43 5| 14 0| 47 4| 33 5 Solar rad (10s W/m2)
DAY 8, 9 AND 10:
JDRO3 NBM V5.0 NBX GUIDANCE 8/28/2026 1700 UTC
SUN 06| MON 07| TUE 08
UTC 00 12 |00 12 |00 12 Time (UTC)
PDT 17 05 |17 05 |17 05 Time (PDT)
FHR 199 211|223 235|247 259 Forecast Hour
TXN 77 44| 81 48| 85 49 Max/Min Temp(F)
XND 9 6| 9 4| 8 5 SD of max/min temps(F)
TMP 75 48| 79 50| 82 52 Temperature(F)
TSD 9 5| 9 4| 8 5 SD of temp(F)
DPT 37 36| 36 36| 36 37 Dew point temp(F)
DSD 7 6| 7 7| 7 6 Dew point temp SD(F)
WBG 62 43| 65 45| 66 47 Wet bulb temp(F)
SKY 40 27| 21 22| 31 27 Sky cover(%)
SSD 25 25| 14 12| 28 5 Sky cover SD(%)
WDR 31 12| 28 12| 32 3 Wind dir (deg)
WSP 5 4| 6 3| 5 3 Wind spd (kts)
WSD 4 3| 3 2| 4 2 Wind spd SD(kts)
GST 10 6| 10 5| 10 5 Wind gust(kts)
GSD 6 3| 5 3| 6 3 Wind gust SD(kts)
P12 19 10| 7 10| 6 5 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 17 1| 8 5| 4 2 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 92 84| 98 91|103 98 Snow level 100s feet MSL
I12 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 19 17| 33 19| 33 17 Solar rad (10s W/m2)
STANDARD DEVIATION AND THRESHOLD PROBABILITIES:
JDRO3 NBM V5.0 NBP GUIDANCE 8/28/2026 1300 UTC
SAT 29| SUN 30| MON 31| TUE 01| WED 02| THU 03| FRI 04| SAT 05| SUN 06|
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 51| 77 41| 80 46| 92 53| 87 49| 79 47| 72 42| 73 42| 77 44| 77 Mean min/max temp(F)
TXNSD 3| 3 4| 3 4| 2 4| 3 4| 7 5| 8 6| 9 7| 8 6| 8 SD min/max temp(F)
TXNP1 48| 74 37| 76 41| 89 48| 83 46| 70 41| 63 35| 62 35| 66 37| 66 10th percentile min/max temp(F)
TXNP2 49| 76 38| 78 43| 90 50| 85 47| 73 44| 66 37| 66 37| 70 39| 70 25th percentile min/max temp(F)
TXNP5 50| 77 40| 81 45| 92 52| 88 49| 78 47| 70 41| 70 40| 76 44| 76 50th percentile min/max temp(F)
TXNP7 54| 79 42| 83 51| 93 56| 90 52| 84 50| 76 46| 78 47| 84 48| 84 75th percentile min/max temp(F)
TXNP9 56| 82 48| 84 52| 94 58| 91 54| 88 52| 86 51| 87 51| 88 51| 88 90th percentile min/max temp(F)
WSPP1 0| 10 1| 3 3| 3 0| 5 2| 5 2| 2 1| 3 1| 2 1| 2 10th percentile wnd(kts)
WSPP2 1| 11 2| 4 3| 5 2| 7 3| 7 3| 5 2| 5 2| 3 2| 4 25th percentile wnd(kts)
WSPP5 2| 13 3| 4 5| 7 3| 10 5| 10 5| 7 4| 6 3| 5 4| 6 50th percentile wnd(kts)
WSPP7 3| 14 3| 6 5| 9 4| 12 7| 13 9| 10 7| 9 5| 9 6| 8 75th percentile wnd(kts)
WSPP9 4| 15 4| 6 7| 10 5| 14 9| 15 12| 13 10| 11 8| 11 7| 10 90th percentile wnd(kts)
W24P1 | 11 | 14 | 7 | 8 | 9 | 11 | 9 | 8 | 6 10th percentile 24hr sustained wnd exceedance(kts)
W24P2 | 12 | 15 | 7 | 9 | 12 | 13 | 11 | 9 | 7 25th percentile 24hr sustained wnd exceedance(kts)
W24P5 | 13 | 16 | 8 | 11 | 14 | 15 | 13 | 11 | 10 50th percentile 24hr sustained wnd exceedance(kts)
W24P7 | 15 | 17 | 9 | 13 | 17 | 17 | 16 | 14 | 13 75th percentile 24hr sustained wnd exceedance(kts)
W24P9 | 16 | 17 | 10 | 14 | 19 | 19 | 17 | 17 | 15 90th percentile 24hr sustained wnd exceedance(kts)
G24P1 | 18 | 21 | 12 | 15 | 16 | 18 | 15 | 14 | 11 10th percentile 24hr wnd gust exceedance(kts)
G24P2 | 21 | 24 | 12 | 17 | 20 | 22 | 19 | 16 | 13 25th percentile 24hr wnd gust exceedance(kts)
G24P5 | 23 | 25 | 13 | 19 | 24 | 26 | 23 | 20 | 16 50th percentile 24hr wnd gust exceedance(kts)
G24P7 | 25 | 27 | 15 | 22 | 28 | 29 | 27 | 23 | 22 75th percentile 24hr wnd gust exceedance(kts)
G24P9 | 27 | 29 | 17 | 24 | 32 | 32 | 29 | 27 | 27 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| 0| 0| 5| 0| 0| 50th percentile 24hr QPF(1/100in)
Q24P7 | 0| 0| 0| 0| 20| 39| 14| 0| 75th percentile 24hr QPF(1/100in)
Q24P9 | 0| 0| 0| 3| 52| 72| 55| 20| 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 014|009 017|010 012|004 009|004 012|006 011|008 012|009 012|009 013|009 10th percentile MSLP(mb)
SLPP2 015|011 018|011 013|005 011|006 012|008 012|010 014|011 015|011 015|011 25th percentile MSLP(mb)
SLPP5 015|012 019|012 015|006 012|007 014|010 014|012 016|014 018|014 018|013 50th percentile MSLP(mb)
SLPP7 016|013 020|013 016|007 013|008 015|012 017|014 018|015 020|016 021|015 75th percentile MSLP(mb)
SLPP9 016|013 020|014 017|008 014|010 016|014 019|015 021|018 023|018 023|017 90th percentile MSLP(mb)